Lincoln County, Maine Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 13th-largest in Maine
The population of Lincoln County, Maine is 35,840 as of the 2023 American Community Survey, making it the 13th-largest county in Maine. The median household income is $72,026, the median home value is $306,200, and the median age is 51.1.
The population of Lincoln County has grown 6.1% since 2010 (34,384 → 36,491), a +0.43% annualized rate.
35,840
Population
+0.43%
Annual growth
79
People / sq mi
$72,026
Median Income
$306,200
Median Home Value
Lincoln County covers 456 sq mi of land at 78.6 people per square mile.
About Lincoln County, ME
Homeownership is the standout figure in Lincoln County: 83.8% of homes are owner-occupied, higher than the national rate. With 35,840 residents, Lincoln County is a county in Maine. It ranks #13 among counties in Maine by population.
Households take in a median $72,026, comfortably below the US median of $78,538. Poverty is relatively low for US counties at 5.0%, below the national 12.4%. The median home value is $306,200, with typical rent around $1,003.
Degree attainment is near the top of the range for US counties: 40.0% of adults 25+ hold a bachelor’s, above the 35.0% national rate. Remote work is on the higher side at 11.3%, below the national 14.0%, and the average commute runs about 24 minutes each way.
The ownership rate anchors the housing story in Lincoln County, and tends to move with the age structure and home-value figures above.
Lincoln County Population History (2010-2024)
The county of Lincoln County had a population of 34,384 in 2010 and 36,491 in 2024, a 6.1% growth over 14 years. The peak was 36,491 in 2024. Average annual growth rate: 0.43%.
36,491
Population (2024)
34,384
Population (2010)
36,491
Peak (2024)
0.43%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 34,384 |
| 2011 | 34,271 |
| 2012 | 34,155 |
| 2013 | 34,091 |
| 2014 | 34,052 |
| 2015 | 33,789 |
| 2016 | 33,992 |
| 2017 | 34,228 |
| 2018 | 34,396 |
| 2019 | 34,685 |
| 2020 | 35,256 |
| 2021 | 36,024 |
| 2022 | 36,263 |
| 2023 | 36,460 |
| 2024 | 36,491 |
Race & Ethnicity
| White | 94.0% |
| Black or African American | 0.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.0% |
Age & Sex
51.1
Median Age
50.7%
Female
49.3%
Male
28.8%
Age 65+
Age Distribution
Children (under 15): 13.7% · Seniors (65+): 28.8%
Income & Poverty
| Median household income | $72,026+$253 vs state |
| Mean household income | $98,711 |
| Per-capita income | $44,739 |
| Poverty rate | 5.0%-1.5% vs state |
| Unemployment rate | 2.0% |
| Employment-to-population | 55.0% |
Top Industries by Employment
The largest employment sector in Lincoln County is professional & business services, accounting for 23.6% of workers.
How residents commute
0.2%
Drive alone
2.7%
Carpool
75.4%
Public transit
11.3%
Work from home
23.7 min
Avg commute
Housing
$306,200+$39,800 vs state
Median home value
$1,003
Median rent
83.8%
Homeownership rate
23,810
Total housing units
68.0%
Occupied
32.0%
Vacant
16.2%
Renter-occupied
Social & access
92.5%
With health insurance
93.8%
With broadband internet
41.5%
Foreign-born
11.0%
Veterans (18+)
16.1%
With a disability
97.4%
Speak language other than English at home
Education
94.9%
High School+
40.0%
Bachelor's+
Largest cities in Maine
Other counties in Maine
Part of Maine
Metro areas in Maine
County rankings
Frequently Asked Questions
Lincoln County, Maine has a population of 35,840 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest county in Maine. Population density is 79 people per square mile.
The population of Lincoln County has grown 6.1% since 2010 (34,384 → 36,491), a +0.43% annualized rate.
The median household income in Lincoln County, Maine is $72,026, with mean (average) household income of $98,711 and per-capita income of $44,739. 5.0% of residents live below the federal poverty level.
In Lincoln County, the largest racial and ethnic groups are White (94.0%), Hispanic or Latino (1.1%), Black or African American (0.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Lincoln County, Maine is 51.1 years. Residents are 50.7% female and 49.3% male.
The median home value in Lincoln County is $306,200 and median monthly rent is $1,003. 83.8% of occupied housing units are owner-occupied. The county has 23,810 total housing units, 32.0% of which are vacant.
The largest employment sector in Lincoln County, Maine is professional, scientific, and management services, employing 23.6% of workers. The unemployment rate is 2.0%.
Portland is among the largest cities associated with Lincoln County, Maine, with a population of 68,505.
Lincoln County, ME Climate
Lincoln County, ME has an average annual temperature of 7.6°C (46°F) and receives about 1158 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
7.6°C
Avg Temp
1158
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -5° / 22° | 92 mm |
| February | -4° / 25° | 83 mm |
| March | 1° / 33° | 103 mm |
| April | 6° / 43° | 104 mm |
| May | 12° / 53° | 99 mm |
| June | 17° / 62° | 90 mm |
| July | 20° / 68° | 78 mm |
| August | 19° / 67° | 83 mm |
| September | 15° / 59° | 88 mm |
| October | 9° / 49° | 103 mm |
| November | 4° / 39° | 122 mm |
| December | -2° / 28° | 113 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Lincoln County, ME
The most comfortable months to visit Lincoln County, ME are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 25°C high). The coldest is January (near -10°C low). November is usually the wettest month.
Where to stay near Lincoln County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.