County profile

Penobscot County

Maine · ACS 2020–2024

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Latest estimates

At a glance

U.S. Census Bureau American Community Survey 5-year estimates.

Total population
154,710
Median household income
$66,356
People below poverty
14.1%
Median home value
$214,100

Income

The median income of households in Penobscot County, Maine was $66,356. An estimated 5.1% of households had income below $10,000 a year and 7.3% had income of $200,000 or more.

Household Income in Penobscot County, Maine in 2020-2024

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Percent
Less than $10,000 5.1
$10,000 to $14,999 4.2
$15,000 to $24,999 8.5
$25,000 to $34,999 8.2
$35,000 to $49,999 12
$50,000 to $74,999 18.2
$75,000 to $99,999 11.5
$100,000 to $149,999 17.4
$150,000 to $199,999 7.7
$200,000 or more 7.3

Median Earnings for Full-Time Year-Round Workers by Sex in Penobscot County, Maine in 2020-2024

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Dollars
Male 59630
Female 50118

An estimated 71.8% of households received earnings. An estimated 35.8% of households received Social Security and an estimated 27 % of households received retirement income other than Social Security. The average income from Social Security was $22,416. These income sources are not mutually exclusive; that is, some households received income from more than one source.

Proportion of Households with Various Income Sources in Penobscot County, Maine in 2020-2024

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Percent
Earnings 71.8
Social Security 35.8
Retirement income 27
Supplemental Security Income (SSI) 6.7
Cash public assistance income 2.9

Poverty and Participation in Government Programs

In 2020-2024, 14.1 % of people were in poverty. An estimated 15.6% of children under 18 were below the poverty level, compared with 11.5% of people 65 years old and over. An estimated 14.5% of people 18 to 64 years were below the poverty level.

Poverty Rates in Penobscot County, Maine in 2020-2024

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Percent
People in poverty 14.1
Children under 18 years below poverty 15.6
People 65 years old and over below poverty 11.5
People 18 to 64 years below poverty 14.5

In 2020-2024, 15.6 % of households received SNAP (the Supplemental Nutrition Assistance Program). An estimated 29.7% of households that received SNAP had children under 18, and 45.7% of households that received SNAP had one or more people 60 years and over. An estimated 22.6% of all households receiving SNAP were families with a female householder and no spouse present.


Among the civilian noninstitutionalized population in Penobscot County, Maine in 2020-2024, 93.7% had health insurance coverage and 6.3% did not have health insurance coverage. Private coverage was 66.8% and public coverage was 41.8%, respectively. The percentage of children under the age of 19 with no health insurance coverage was 3.5%.


In 2020-2024, Penobscot County, Maine had a total population of 154,710 - 77,861 (50.3%) females and 76,849 (49.7%) males. The median age was 42.5 years. An estimated 17.6% of the population was under 18 years, 31.9% was 19 to 44 years, 27% was 45 to 64 years, and 20.1 % was 65 years and older.

Population by Age and Sex for Penobscot County, Maine in 2020-2024

Male Female
Under 5 3322 3259
5 to 9 4012 4162
10 to 14 4016 3199
15 to 19 5517 5069
20 to 24 5696 4926
25 to 29 4697 4602
30 to 34 5274 5013
35 to 39 4834 4561
40 to 44 4452 5141
45 to 49 4374 4525
50 to 54 5033 4981
55 to 59 5559 5602
60 to 64 5693 6103
65 to 69 5115 5228
70 to 74 3968 4548
75 to 79 2627 2827
80 to 84 1315 1934
85 and over 1345 2181

Hispanic Origin and Race

For people reporting one race alone, 91.8% were White; 1.2% were Black or African American; 18.1% were American Indian and Alaska Native; 1.1% were Asian; 0.6% were Native Hawaiian and Other Pacific Islander, and 0% were Some Other Race. An estimated 4.2% reported Two or More Races. An estimated 2.1% of the people in Penobscot County, Maine were Hispanic or Latino. An estimated 91.1% of the people in Penobscot County, Maine were White alone, non-Hispanic. People of Hispanic origin may be of any race.


Households and Families

In 2020-2024, there were 65,221 households in Penobscot County, Maine. The average household size was 2.26 people.

Married-couple households made up 46.6% of the households in Penobscot County, Maine while cohabiting couple households made up 9.8% of households. Female householders with no spouse or partner present were 26% of all households, while 17.6% of households had male householders with no spouse or partner present. Some households had one person, as 12.9% of households were male householders living alone, and 17.4% were female householders living alone, for a total of 30.3% of all households.

In Penobscot County, Maine, 24.5% of all households had one or more people under the age of 18; 34.1% of all households had one or more people 65 years and over.

Types of Households in Penobscot County, Maine in 2020-2024

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Percent
Married-couple households 46.6
Cohabiting Couples 9.8
Male Householder
No spouse/partner present
17.6
Female Householder
No spouse/partner present
26

Marital Status

Among persons 15 and older, 48.8% of males and 46.4% of females were currently married.

Population 15 years and over Percent
Males
Percent
Females
Never married 35.6 27.7
Now married, except separated 48.8 46.4
Separated 0.8 1.2
Widowed 3 9.3
Divorced 11.8 15.4

Grandparents and Grandchildren

In Penobscot County, Maine, 1,883 grandparents lived with their grandchildren under 18 years old. Of those grandparents, 36.2% were responsible for the basic needs of their grandchildren.


Nativity and Foreign-Born

In 2020-2024, an estimated 96.6% of the people living in Penobscot County, Maine were U.S. natives. 67.8% of the Penobscot County, Maine population were living in the state where they were born.

Approximately 3.4% of Penobscot County, Maine residents in 2020-2024 were foreign-born. 50.4% of foreign-born were naturalized U.S. citizens and an estimated 63.2 % entered the country before the year 2010.

Foreign-born residents of Penobscot County, Maine come from different parts of the world. The bar graph below displays the percentage of foreign-born from each world region of birth in 2020-2024 for Penobscot County, Maine.

Region of Birth for the Foreign-Born Population in Penobscot County, Maine in 2020-2024

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Percent
Latin America 14.2
Asia 24.4
Europe 16.6
Africa 10
Northern America 33.9
Oceania 0.9

Language

Among people at least five years old living in Penobscot County, Maine in 2020-2024, 4.9 % spoke a language other than English at home. Spanish was spoken by 1.1% of people at least five years old; 0.9% reported that they did not speak English "very well."

Percentage of the Population 5 years and over who Speak a Language other than English in Penobscot County, Maine in 2020-2024

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Percent
Spanish 1.1
Other Indo-European languages 2.3
Asian and Pacific Islander languages 0.7
Other languages 0.7

Geographic Mobility

In 2020-2024, 87.6 % of the people at least one year old living in Penobscot County, Maine were living in the same house one year earlier.

Geographic Mobility of Residents of Penobscot County, Maine in 2020-2024

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Percent
Same house 87.6
Different house, same county 6.8
Different county, same state 2.6
Different state 2.7
Abroad 0.3

Education

In 2020-2024, 94.8 % of people 25 years and over had at least graduated from high school and 30.1% had a bachelor's degree or higher. An estimated 5.2% did not complete high school.

The total school enrollment in Penobscot County, Maine was 36,631 in 2020-2024. Nursery school enrollment was 1,584 and kindergarten through 12th grade enrollment was 19,998. College or graduate school enrollment was 15,049.

Educational Attainment of People in Penobscot County, Maine in 2020-2024

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Percent
Less than high school diploma 5.2
High school diploma or equivalency 32.7
Some college, no degree 19.9
Associate's degree 12
Bachelor's degree 18.2
Graduate or professional degree 11.9

Disability

In Penobscot County, Maine, among the civilian noninstitutionalized population in 2020-2024, 18.2 % reported a disability. The likelihood of having a disability varied by age - from 5.4% of people under 18 years old, to 16% of people 18 to 64 years old, and to 36.9% of those 65 and over.


Employment Status and Type of Employer

In Penobscot County, Maine, 57.4 % of the population 16 and over were employed; 40.4% were not currently in the labor force.

An estimated 78.2% of the people employed were private wage and salary workers; 15.8% were federal, state, or local government workers; and 6 % were self-employed in their own (not incorporated) business.

Class of worker Number Percent
Private wage and salary workers 58,917 78.2
Federal, state, or local government workers 11,877 15.8
Self-employed workers in own not incorporated business 4,502 6

Industries

In 2020-2024, the civilian employed population 16 years and older in Penobscot County, Maine worked in the following industries:

Percent by Industry in Penobscot County, Maine in 2020-2024

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Percent
Agriculture, forestry, fishing and hunting, and mining 1.6
Construction 8
Manufacturing 4.7
Wholesale trade 1.6
Retail trade 14.2
Transportation and warehousing, and utilities 4.7
Information 1
Finance and insurance, and real estate and rental and leasing 4.7
Professional, scientific, and management, and administrative and waste management services 7.1
Educational services, and health care and social assistance 34.7
Arts, entertainment, and recreation, and accommodation, and food services 7.5
Other Services, except public administration 4.8
Public administration 5.2

Occupations

Occupations for the Civilian Employed Population 16 Years and over in Penobscot County, Maine in 2020-2024

Civilian employed population 16 years and over Number Percent
Management, business, sciences, and arts occupations 29,892 39.7
Service occupations 13,661 18.1
Sales and office occupations 16,137 21.4
Natural resources, construction, and maintenance occupations 7,265 9.6
Production, transportation, and material moving occupations 8,387 11.1

Commuting to Work

An estimated 75.6% of Penobscot County, Maine workers drove to work alone in 2020-2024, and 7.3% carpooled. Among those who commuted to work, it took them on average 22.7 minutes to get to work.

Percent of Workers 16 and over Commuting by Mode in Penobscot County, Maine in 2020-2024

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Percent
Car, truck, van -- drove alone 75.6
Car, truck, van -- carpooled 7.3
Public transportation (excluding taxicab) 0.4
Walked 3.7
Other means 1.6
Worked from home 11.3

In 2020-2024, Penobscot County, Maine had a total of 75,683 housing units. Of these housing units, 66.4% were single-family houses either not attached to any other structure or attached to one or more structures (commonly referred to as "townhouses" or "row houses"). 22.5% of the housing units were located in multi-unit structures, or those buildings that contained two or more apartments. 11.1% were mobile homes, while any remaining housing units were classified as "other," which included boats, recreational vehicles, vans, etc.

Types of Housing Units in Penobscot County, Maine in 2020-2024

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Percent
Single-family houses 66.4
Apartments in multi-unit structures 22.5
Mobile homes 11.1
Boat, RV, van, etc 0.1

9.1% of the housing inventory was comprised of houses built since 2010, while 21.9% of the houses were first built in 1939 or earlier. The median number of rooms in all housing units in Penobscot County, Maine was 5.4 rooms, and of these housing units 55.9% had three or more bedrooms.


In 2020-2024, Penobscot County, Maine had 65,221 housing units that were occupied or had people living in them, while the remaining 10,462 were vacant. Of the occupied housing units, the percentage of these houses occupied by owners (also known as the homeownership rate) was 70.5% while renters occupied 29.5%. The average household size of owner-occupied houses was 2.38 and in renter-occupied houses it was 1.98.

3.8% of householders of these occupied houses had moved into their house since 2021, while 12.4% moved into their house in 1989 or earlier. Households without a vehicle available for personal use comprised 8.1% and another 21.3% had three or more vehicles available for use.

The following chart provides the primary fuel used to heat houses in Penobscot County, Maine:

House Heating Fuel Used in Penobscot County, Maine in 2020-2024

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Percent
Gas 21.5
Electricity 12.7
Fuel oil, kerosene, etc 54.8
All other fuels 10.5
No fuel used 0.5

In 2020-2024, the median property value for owner-occupied houses in Penobscot County, Maine was $214,100.

Of the owner-occupied households, 53.7 % had a mortgage. 46.3% owned their houses "free and clear," that is without a primary mortgage or loan on the house. The median monthly housing costs for owners with a mortgage was $1,562 and for owners without a mortgage it was $575.

For renter-occupied houses, the median gross rent for Penobscot County, Maine was $1,041. Gross rent includes the monthly contract rent and any monthly payments made for electricity, gas, water and sewer, and any other fuels to heat the house.