Population157,967 (July 1, 2025 Census estimate)
A River Corridor With Deep Community Roots
Penobscot County, MaineBangor anchors Penobscot County, where the Penobscot River provides a strong connection between geography and history. The river’s role in timber transport and shipping is one part of the story; the enduring relationship of the Penobscot Nation to its homelands is another essential part. The U.S. Census Bureau estimated 157,967 residents in Penobscot County, Maine, on July 1, 2025.
Penobscot County at a Glance
Population157,967 (July 1, 2025 Census estimate)
County SeatBangor
Largest MunicipalityBangor
Established1816 (organized; NACo County Explorer)
Total Area, Including Water3,557.037 square miles, including water (2020 Census geography)
Major RoutesI-95 · I-395 · U.S. 2
Area Codes207
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Discover Penobscot County
Penobscot County
Penobscot County was established in 1816 with Bangor as its seat. Bangor's development included timber moving down the Penobscot River to sawmills and shipping facilities, connecting inland forests with a port economy. That industrial narrative is only one layer of the region's past. The city's comprehensive plan also recognizes the Penobscot Nation's ancestral river homelands and Indian Island near Old Town. Understanding the county requires keeping Indigenous history and community continuity alongside the later growth of its cities.
Use Bangor's river setting as an introduction to the county, then read farther along the Penobscot corridor to understand connections with Old Town. Historical interpretation is strongest when it includes both the timber economy and the Penobscot Nation's continuing presence. Choose public visitor destinations through their own current information, especially when learning about Tribal communities. A river-focused itinerary can connect places without reducing their different histories to a single industrial story. The Maine Forest and Logging Museum in Bradley explores the working history behind Maine's forest landscape. Its open-air setting and historic machinery connect logging with the tools and processes used to transform wood. Demonstrations can make that history especially vivid, but they are event-dependent. Check the program before travelling if seeing machinery operate is a priority, rather than expecting every feature to run during every visit. Maine Discovery Museum in downtown Bangor offers hands-on learning for children and families. Its interactive exhibits range across science, nature, art and other subjects, with programming that encourages exploration through play. This is a useful indoor destination to plan around children's interests rather than a conventional collection viewed from behind barriers. Consult the visitor page for current sessions, opening times and admission arrangements before setting out. Bradley’s logging history and Bangor’s interactive exhibits suit different interests and ages. Check demonstration dates first if machinery is the priority, then plan the rest of the visit.
What Shapes Us
Place And Character
The river's role in timber transport and shipping is one part of the story; the enduring relationship of the Penobscot Nation to its homelands is another essential part.
The Local Story
Penobscot County was established in 1816 with Bangor as its seat. Bangor's development included timber moving down the Penobscot River to sawmills and shipping facilities, connecting inland forests with a port economy.
Explore The County
Use Bangor's river setting as an introduction to the county, then read farther along the Penobscot corridor to understand connections with Old Town.
Follow the river with curiosity and respect for place.
A Closer Look
Penobscot County
Places and perspectives from Penobscot County
Bangor Daily News
Man with bloodied face waves down Bangor officer after alleged robbery
The incident happened Wednesday afternoon on Ohio Street.
Read the Story Oct 16, 2026 • 2 min read
Around Penobscot County
Stories from every corner of Penobscot County.
Man with bloodied face waves down Bangor officer after alleged robbery
The incident happened Wednesday afternoon on Ohio Street.
Oct 16, 2026 • 2 min read
Expanding weight loss care across Maine
BANGOR — A new name for a program that has widely expanded its offerings as well as its…
Oct 16, 2026 • 2 min read
One dead, two hospitalized after Bangor house fire
The state fire marshal's office is investigating the cause of the fire.
Oct 14, 2026 • 2 min read
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Support the businesses that help make our communities thrive. From family-owned shops and restaurants to trusted local services, discover businesses worth visiting throughout the county.
County Resources
Find the Right Local Connection
Start with the organization responsible for the service you need. Follow its official link for current requirements, office locations and availability.
Government
Additional Maine and national services
Maine local government finder — Find the municipal office responsible for local services.
Maine state agencies — Identify the state department responsible for an issue.
Maine Legislature — Find legislators, bills and legislative schedules.
Secretary of State — Access elections, records and business services.
Maine Revenue Services — Find state tax forms and taxpayer contacts.
Maine Ethics Commission — Find campaign-finance reporting and ethics information.
Maine Attorney General — Find consumer assistance and state legal office contacts.
Maine State Archives — Research historical government records and archival holdings.
Maine open government — Find the public-records request process and agency contacts.
Maine Governor — Find executive office contact information and announcements.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Schools
Local services for Penobscot County
UMaine Cooperative Extension — Penobscot County — Local education, youth programs and resources for farms, gardens and families. Browse the county office’s current offerings.
Public school contacts
Selected local schools from the NCES 2024-2025 directory. Contact the school or district to confirm enrollment, attendance boundaries and current services; this is not a complete school list.
Abraham Lincoln School – Elementary; grades PK-03. 45 Forest Avenue, Bangor, ME 04401. 207-941-6280.
Brewer Community School – Elementary; grades PK-08. 92 Pendleton Street, Brewer, ME 04412. 207-404-5700.
Opal Myrick Elementary School – Elementary; grades PK-04. 45 North St, East Millinocket, ME 04430. 207-746-3511.
Kingman Elementary School – Elementary; grades PK-06. 25 Park ST, Kingman, ME 04451. 207-765-2500.
Glenburn Elementary School – Elementary; grades PK-08. 991 Hudson Road, Glenburn, ME 04401. 207-947-8769.
Helen S Dunn Elementary School – Elementary; grades PK-08. 129 Military Rd, Greenbush, ME 04418. 207-826-2000.
Patricia A Duran School – Elementary; grades PK-04. 235 Billings Road, Hermon, ME 04401. 207-848-4081.
Additional Maine and national services
Maine Department of Education — Find public education programs and state guidance.
Maine school directory — Locate schools and school administrative units.
Maine special education — Find special education supports and family resources.
Maine adult education — Find local adult learning and diploma programs.
Maine community colleges — Explore certificates, associate degrees and workforce education.
University of Maine System — Compare public university campuses and programs.
Finance Authority of Maine — Find student financial-aid and education-financing information.
Maine career and technical education — Explore secondary career and technical education pathways.
Maine Parent Federation — Find family support and education information concerning disabilities.
Maine homeschooling — Find home-instruction requirements and notice forms.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Hospitals
Local hospital contacts
Facility contacts from the CMS Hospital General Information directory, updated July 22, 2026. Contact the facility directly to confirm current services and appointment arrangements.
Northern Light Eastern Maine Medical Center – Acute Care Hospitals. 489 State Street, Bangor, ME 04401. 207-973-7000.
St Joseph Hospital – Acute Care Hospitals. 360 Broadway, Bangor, ME 04401. 207-262-1000.
Penobscot Valley Hospital – Critical Access Hospitals. 7 Transalpine Road, Po Box 368, Lincoln, ME 04457. 207-794-3321.
Millinocket Regional Hospital – Critical Access Hospitals. 200 Somerset Street, Millinocket, ME 04462. 207-723-5161.
Dorothea Dix Psychiatric Center – Psychiatric. 656 State Street, Bangor, ME 04401. 207-941-4000.
Northern Light Acadia Hospital – Psychiatric. 268 Stillwater Ave, Bangor, ME 04401. 207-973-6100.
Additional Maine and national services
Service areas and destinations vary. Check the provider’s location or route before planning a visit; this list includes resources elsewhere in Maine.
MaineHealth — Locate hospitals, practices and services within the MaineHealth system.
Northern Light Health — Find Northern Light hospitals, providers and locations.
Central Maine Healthcare — Locate Central Maine Healthcare hospitals and clinical services.
Maine Hospital Association — Find Maine hospital-system information and hospital contacts.
Maine hospital quality information — Compare reported healthcare quality and cost information.
Medicare Care Compare — Search hospitals and other Medicare providers by location.
HRSA health center finder — Locate community health centers by address or town.
Maine CDC — Find public-health programs and current health notices.
MaineCare — Find MaineCare coverage information and member contacts.
VA Maine Healthcare — Find VA care locations and veteran patient services.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Public Safety
Additional Maine and national services
Maine State Police — Find State Police offices and public information.
Maine Department of Public Safety — Find state public-safety bureaus and contacts.
Maine Warden Service — Find wildlife-law-enforcement information and regional contacts.
Maine Marine Patrol — Find coastal enforcement offices and marine safety information.
Maine Fire Marshal — Find fire-safety, inspection and investigation resources.
Maine road conditions — Check reported road incidents and travel conditions.
Maine consumer protection — Find consumer complaint guidance and fraud resources.
Maine highway safety — Find traffic-safety education and programs.
Maine corrections — Find corrections facilities and public contact information.
Maine 911 — Learn how the state emergency calling system works.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Emergency Services
Local services for Penobscot County
Penobscot County Emergency Management Agency — County preparedness and emergency-planning information. Find the county’s entry in the official MEMA directory.
Additional Maine and national services
Maine Emergency Management Agency — Find statewide emergency updates and preparedness information.
National Weather Service Gray — Read official forecasts and warnings for southern and western Maine.
National Weather Service Caribou — Read official forecasts and warnings for northern and eastern Maine.
211 Maine — Find community assistance and referrals by need and location.
American Red Cross Northern New England — Find regional disaster assistance and preparedness programs.
Ready.gov — Build household emergency plans and supply kits.
FEMA disaster assistance — Check assistance options for federally declared disasters.
Poison Control — Find poison-exposure assistance and prevention information.
Maine emergency medical services — Find Maine EMS system information and contacts.
Maine Forest Service — Find wildfire prevention and forest-protection information.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
State Parks
Additional Maine and national services
Service areas and destinations vary. Check the provider’s location or route before planning a visit; this list includes resources elsewhere in Maine.
Maine park finder — Find state parks, historic sites and public lands.
State parks overview — Compare coastal, lakeside and mountain park settings.
Park day-use fees — Check current day-use fees before visiting.
Camping reservation guidance — Find the official state-park campsite reservation process.
Park campground fees — Compare campsite fees and special camping charges.
Group camping — Find designated group-camping locations and arrangements.
RV and camper information — Check campground facilities and RV planning information.
Baxter State Park — Plan a visit using the park's own reservations and rules.
Acadia National Park — Plan visits to Maine's national park; it is not a state park.
Maine conservation lands maps — Find official state and conservation mapping tools.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Trails
Additional Maine and national services
Service areas and destinations vary. Check the provider’s location or route before planning a visit; this list includes resources elsewhere in Maine.
Maine Appalachian Trail Club — Find Maine Appalachian Trail stewardship and trail information.
Appalachian Trail Conservancy — Review Appalachian Trail maps, alerts and trip-planning guidance.
Maine Bureau of Parks and Lands — Find trails on state-managed lands and current park notices.
Acadia carriage roads — Plan walking and cycling on Acadia's shared carriage roads.
Baxter State Park hiking — Check trail access, reservations and seasonal rules before hiking.
Maine Island Trail Association — Find coastal island-trail membership and stewardship information.
Maine Coast Heritage Trust — Find coastal preserves and property-specific visitor guidance.
Maine Audubon sanctuaries — Find sanctuary trails and wildlife-watching destinations.
Maine land trusts — Find land trusts and their preserve information across Maine.
Maine weather warnings — Check the forecast and warnings for the trail's location.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Utilities
Additional Maine and national services
Service areas and destinations vary. Check the provider’s location or route before planning a visit; this list includes resources elsewhere in Maine.
Maine Public Utilities Commission — Find regulated utility contacts and consumer assistance.
Maine Office of Public Advocate — Find independent guidance about utility bills and rates.
Efficiency Maine — Explore energy-efficiency programs and available incentives.
MaineHousing heating assistance — Find heating-assistance programs and application contacts.
Maine broadband authority — Find statewide broadband projects and connectivity programs.
Maine utility assistance — Find utility complaint assistance and consumer-service contacts.
Versant Power — Check service and outage information within Versant's territory.
Summit Natural Gas of Maine — Check natural-gas service availability and customer contacts.
Maine Drinking Water Program — Find public-water oversight and drinking-water information.
Dig Safe — Arrange utility marking before eligible excavation work.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Libraries
Local library contacts
Locations and public phone numbers are from the IMLS FY2024 Public Libraries Survey. Call the branch to confirm current hours and services before visiting.
Bangor Public Library – 145 Harlow Street, Bangor, ME 04401. 207-947-8336.
John B. Curtis Free Public Library – 435 Main Rd, Bradford, ME 04410. 207-404-3951.
Brewer Public Library – 100 South Main Street, Brewer, ME 04412. 207-989-7943.
Simpson Memorial Library – 8 Plymouth Rd, Carmel, ME 04419. 207-848-7145.
Stewart Free Library – 8 Levi Stewart Drive, Corinna, ME 04928. 207-278-2454.
Abbott Memorial Library – 1 Church Street, Dexter, ME 04930. 207-924-7292.
East Millinocket Public Library – 53 Main Street, East Millinocket, ME 04430. 207-746-3554.
Additional Maine and national services
Maine State Library — Find library services, research assistance and statewide resources.
Maine library directory — Locate public and other libraries by community.
Digital Maine Library — Access statewide online research databases.
Digital Maine repository — Explore digitized Maine documents and historical collections.
Maine InfoNet — Find shared library catalogs and borrowing services.
MaineCat catalog — Search participating Maine library collections.
Maine Memory Network — Explore historical photographs and records from Maine institutions.
Maine Historical Society — Find historical research collections and library access information.
Library of Congress — Search national digitized collections, maps and manuscripts.
National Archives — Find federal archival records and research guidance.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Courts
Additional Maine and national services
Maine Judicial Branch — Find Maine courts, calendars and court-system information.
Maine court locations — Locate the court serving a town or case type.
Maine court forms — Find official court forms and instructions.
Maine court help — Find court-process information and self-help materials.
Maine electronic filing — Check e-filing availability and access to electronic court systems.
Maine jury service — Find jury-service instructions and contact information.
Maine probate courts — Find participating county probate-court services.
U.S. District Court for Maine — Find federal district-court locations and procedures.
U.S. Bankruptcy Court for Maine — Find federal bankruptcy-court forms and filing information.
Pine Tree Legal Assistance — Find civil legal-aid information and eligibility contacts.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
DMV
Additional Maine and national services
Maine Bureau of Motor Vehicles — Find official driver and vehicle services.
BMV branch locations — Locate an office and check available services.
Maine driver licensing — Find licensing requirements and driver-service information.
Maine vehicle registration fees — Check the official vehicle-registration fee schedules.
Maine vehicle titles — Find title applications and ownership-document requirements.
Maine REAL ID — Check official REAL ID documentation requirements.
Maine license renewal — Find driver-license renewal options.
Maine disability plates and placards — Find mobility-parking application information.
Maine passenger vehicle registration — Find passenger-vehicle registration requirements.
Maine registration renewal — Find renewal guidance and online eligibility information.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Transportation
Local services for Penobscot County
Penquis — Find local transportation support and community services. MaineDOT places Patten in Region 1 and other Penobscot towns in Region 3.
Additional Maine and national services
Service areas and destinations vary. Check the provider’s location or route before planning a visit; this list includes resources elsewhere in Maine.
Maine Department of Transportation — Find transportation projects, travel information and agency services.
Maine road conditions — Check reported incidents, construction and road conditions.
Maine State Ferry Service — Check routes and schedules for state-served islands.
Amtrak Downeaster — Plan rail travel on the Brunswick-to-Boston corridor.
Concord Coach Lines — Check intercity coach routes and schedules serving Maine.
METRO Greater Portland Transit — Check bus routes within the Greater Portland service area.
Bangor Community Connector — Find bus services in the Bangor urban area.
Island Explorer — Check seasonal shuttle routes in the Acadia area.
Casco Bay Lines — Plan passenger-ferry trips to Casco Bay islands.
Maine Turnpike Authority — Find toll-road travel updates and toll information.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Postal Services
Additional Maine and national services
USPS locations — Find nearby post offices, collection boxes and service hours.
USPS ZIP Code lookup — Check the ZIP Code associated with a mailing address.
USPS mail management — Access official mail tracking and delivery-management tools.
USPS missing mail — Learn the official process for finding delayed or missing mail.
USPS hold mail — Find temporary mail-hold options for eligible addresses.
USPS address changes — Find official mail-forwarding and change-of-address options.
USPS redelivery — Arrange redelivery of eligible missed items.
USPS pickup — Check carrier-pickup options for eligible packages.
USPS postage calculator — Estimate postage for a planned shipment.
U.S. Postal Inspection Service — Find mail-fraud reporting and postal-crime prevention resources.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Veterans
Additional Maine and national services
Maine Bureau of Veterans Services — Find Maine veteran programs and state service officers.
VA Maine Healthcare — Find VA hospitals, clinics and patient services in Maine.
VA locations — Locate VA facilities and services by address.
VA benefits — Find official federal veteran benefit information.
Maine Veterans Homes — Explore Maine veteran residential and long-term-care locations.
Maine Veterans Project — Find veteran support programs offered by this Maine nonprofit.
Maine CareerCenter veteran employment services — Connect with a CareerCenter for veteran employment assistance and hiring events.
VA education benefits — Explore education and training benefits and application guidance.
VA housing assistance — Find veteran housing-benefit programs and contacts.
VA records — Find ways to request and manage military or VA records.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Employment
Additional Maine and national services
Maine CareerCenters — Find regional job-search assistance and employer services.
Maine JobLink — Search job postings and workforce opportunities in Maine.
Maine Department of Labor — Find state employment programs and labor information.
Maine state careers — Browse Maine state-government employment opportunities.
Maine unemployment services — Find official unemployment claim and account guidance.
Maine vocational rehabilitation — Find employment supports for people with disabilities.
Maine workforce education — Explore community-college workforce training programs.
USAJOBS — Search federal jobs by Maine location and occupation.
Apprenticeship job finder — Search registered apprenticeship opportunities.
CareerOneStop — Explore occupations, training and job-search tools.
Geographic search aliases: Penobscot County ME, Penobscot County Maine, Penobscot ME, Penobscot Maine.
Get to Know Penobscot County
Useful answers for residents, visitors and anyone planning their next step.
Local Questions
Penobscot County Questions, Answered
Explore practical details about the county and the organizations that serve it.
The Spanish-American War memorial photograph documents a Bangor monument associated with the battleship Maine and those who served. Its inscription and setting offer a focused starting point for historical inquiry.
Bangor House is a substantial masonry landmark. Look at its repeated window bays and street presence as part of the city’s built history rather than assuming its historic use describes its current function.
The Penobscot County Courthouse and All Souls Congregational Church offer contrasting monumental forms in Bangor. Their facades and silhouettes provide different ways to read the city’s architectural landscape.
Blake House offers a residential counterpart to the courthouse and larger commercial buildings. Its roofline and facade details can be appreciated as architecture without assuming public entry.
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Its tower, stonework and large window openings distinguish it from nearby brick civic and commercial buildings. Check directly with the congregation for any visit beyond viewing it from a public place.
Bradley, Maine.
Forest-industry history, historic machinery and scheduled demonstrations.
Check event dates for operating machinery and demonstrations.
Bangor, Maine.
Hands-on family exhibits and STEAM learning through play.
Check current hours, programs and admission arrangements on the visitor page.
Shop - Dine - Discover
Meet Local Businesses
Support the businesses that help make our communities thrive. From family-owned shops and restaurants to trusted local services, discover businesses worth visiting throughout the county.
My Local Guide
Find Something Fun
Make Time to ExploreBrowse local places by the kind of day you have in mind.
Explore these places
- Maine Forest and Logging Museum — Bradley. Forest-industry history, historic machinery and scheduled demonstrations.
- Maine Discovery Museum — Bangor. Hands-on family exhibits and STEAM learning through play.
Photo credits
- Blake House (Bangor, Maine).jpg — Jim Roberts; CC BY-SA 4.0.
- Information Plate Spanish American War Memorial Bangor close up view.jpg — DrStew82; CC BY-SA 4.0.
- PenobscotCourthouse.jpg — No machine-readable author provided. Friejose assumed (based on copyright claims).; CC BY-SA 3.0.
- All Souls Congregational Church, Bangor ME.jpg — John Phelan; CC BY-SA 4.0.
- Bangor House, Bangor ME.jpg — John Phelan; CC BY-SA 4.0.
Fact sources: MaineDOT public roads; 2020 Census municipal populations. Routes shown are selected major corridors, not a complete road list.
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