Aitkin County, Minnesota Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 53rd-largest in Minnesota
The population of Aitkin County, Minnesota is 15,930 as of the 2023 American Community Survey, making it the 53rd-largest county in Minnesota. The median household income is $59,498, the median home value is $235,100, and the median age is 56.5.
The population of Aitkin County has grown 0.8% since 2010 (16,212 → 16,335), a +0.05% annualized rate.
15,930
Population
+0.05%
Annual growth
9
People / sq mi
$59,498
Median Income
$235,100
Median Home Value
Aitkin County covers 1,821 sq mi of land at 8.7 people per square mile.
About Aitkin County, MN
Aitkin County is a county in Minnesota with a population of 15,930. It ranks #53 among counties in Minnesota by population. The median age is 56.5, older than the national median. The population is 50.4% male and 49.6% female.
The median household income in Aitkin County is $59,498, below the US median of $74,580. 7.6% of residents live below the federal poverty level. Home values sit at a median of $235,100, with monthly rent averaging $912. The homeownership rate of 85.3% is higher than the national rate of 64.8%.
Educational attainment in Aitkin County reflects 19.0% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 12.0% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 28.9 minutes each way.
Aitkin County Population History (2010-2024)
The county of Aitkin County had a population of 16,212 in 2010 and 16,335 in 2024, a 0.8% growth over 14 years. The peak was 16,335 in 2024. Average annual growth rate: 0.06%.
16,335
Population (2024)
16,212
Population (2010)
16,335
Peak (2024)
0.06%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 16,212 |
| 2011 | 16,170 |
| 2012 | 16,038 |
| 2013 | 15,874 |
| 2014 | 15,852 |
| 2015 | 15,857 |
| 2016 | 15,755 |
| 2017 | 15,798 |
| 2018 | 15,886 |
| 2019 | 15,841 |
| 2020 | 15,714 |
| 2021 | 15,951 |
| 2022 | 16,142 |
| 2023 | 16,139 |
| 2024 | 16,335 |
Race & Ethnicity
| White | 93.5% |
| Black or African American | 0.7% |
| Asian | 0.1% |
| Hispanic or Latino (any race) | 3.1% |
| Two or More Races | 0.0% |
Age & Sex
56.5
Median Age
49.6%
Female
50.4%
Male
33.9%
Age 65+
Age Distribution
Children (under 15): 12.7% · Seniors (65+): 33.9%
Income & Poverty
| Median household income | $59,498$-28,058 vs state |
| Mean household income | $75,979 |
| Per-capita income | $35,185 |
| Poverty rate | 7.6%+2.1% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 45.4% |
Top Industries by Employment
The largest employment sector in Aitkin County is professional & business services, accounting for 22.8% of workers.
How residents commute
0.0%
Drive alone
2.4%
Carpool
75.4%
Public transit
12.0%
Work from home
28.9 min
Avg commute
Housing
$235,100$-70,400 vs state
Median home value
$912
Median rent
85.3%
Homeownership rate
14,203
Total housing units
48.8%
Occupied
51.2%
Vacant
14.7%
Renter-occupied
Social & access
94.5%
With health insurance
90.4%
With broadband internet
18.5%
Foreign-born
10.5%
Veterans (18+)
20.2%
With a disability
98.5%
Speak language other than English at home
Education
93.6%
High School+
19.0%
Bachelor's+
Largest cities in Minnesota
Other counties in Minnesota
Part of Minnesota
Metro areas in Minnesota
County rankings
Frequently Asked Questions
Aitkin County, Minnesota has a population of 15,930 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 53rd-largest county in Minnesota. Population density is 9 people per square mile.
The population of Aitkin County has grown 0.8% since 2010 (16,212 → 16,335), a +0.05% annualized rate.
The median household income in Aitkin County, Minnesota is $59,498, with mean (average) household income of $75,979 and per-capita income of $35,185. 7.6% of residents live below the federal poverty level.
In Aitkin County, the largest racial and ethnic groups are White (93.5%), Hispanic or Latino (3.1%), Black or African American (0.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Aitkin County, Minnesota is 56.5 years. Residents are 49.6% female and 50.4% male.
The median home value in Aitkin County is $235,100 and median monthly rent is $912. 85.3% of occupied housing units are owner-occupied. The county has 14,203 total housing units, 51.2% of which are vacant.
The largest employment sector in Aitkin County, Minnesota is professional, scientific, and management services, employing 22.8% of workers. The unemployment rate is 2.8%.
Minneapolis is among the largest cities associated with Aitkin County, Minnesota, with a population of 426,845.
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Statewide data for Minnesota
Population, race, income, age, and trends across Minnesota
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.