Isanti County, Minnesota Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 24th-largest in Minnesota
The population of Isanti County, Minnesota is 41,934 as of the 2023 American Community Survey, making it the 24th-largest county in Minnesota. The median household income is $86,573, the median home value is $283,200, and the median age is 40.1.
The population of Isanti County has grown 15.4% since 2010 (37,856 → 43,687), a +1.03% annualized rate.
41,934
Population
+1.03%
Annual growth
96
People / sq mi
$86,573
Median Income
$283,200
Median Home Value
Isanti County covers 436 sq mi of land at 96.2 people per square mile.
About Isanti County, MN
Isanti County is a county in Minnesota with a population of 41,934. It ranks #24 among counties in Minnesota by population. The median age is 40.1, older than the national median. The population is 50.6% male and 49.4% female.
The median household income in Isanti County is $86,573, above the US median of $74,580. 5.2% of residents live below the federal poverty level. Home values sit at a median of $283,200, with monthly rent averaging $1,241. The homeownership rate of 83.8% is higher than the national rate of 64.8%.
Educational attainment in Isanti County reflects 19.6% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 11.3% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 32.5 minutes each way.
Isanti County Population History (2010-2024)
The county of Isanti County had a population of 37,856 in 2010 and 43,687 in 2024, a 15.4% growth over 14 years. The peak was 43,687 in 2024. Average annual growth rate: 1.03%.
43,687
Population (2024)
37,856
Population (2010)
43,687
Peak (2024)
1.03%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 37,856 |
| 2011 | 38,200 |
| 2012 | 38,150 |
| 2013 | 38,066 |
| 2014 | 38,273 |
| 2015 | 38,281 |
| 2016 | 38,763 |
| 2017 | 39,537 |
| 2018 | 39,846 |
| 2019 | 40,447 |
| 2020 | 41,390 |
| 2021 | 41,964 |
| 2022 | 42,725 |
| 2023 | 43,212 |
| 2024 | 43,687 |
Race & Ethnicity
| White | 92.5% |
| Black or African American | 1.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.6% |
| Two or More Races | 0.0% |
Age & Sex
40.1
Median Age
49.4%
Female
50.6%
Male
16.8%
Age 65+
Age Distribution
Children (under 15): 19.2% · Seniors (65+): 16.8%
Income & Poverty
| Median household income | $86,573$-983 vs state |
| Mean household income | $101,811 |
| Per-capita income | $40,123 |
| Poverty rate | 5.2%-0.3% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 64.6% |
Top Industries by Employment
The largest employment sector in Isanti County is professional & business services, accounting for 22.3% of workers.
How residents commute
0.6%
Drive alone
1.5%
Carpool
77.9%
Public transit
11.3%
Work from home
32.5 min
Avg commute
Housing
$283,200$-22,300 vs state
Median home value
$1,241
Median rent
83.8%
Homeownership rate
16,976
Total housing units
93.5%
Occupied
6.5%
Vacant
16.2%
Renter-occupied
Social & access
94.6%
With health insurance
95.2%
With broadband internet
15.5%
Foreign-born
8.0%
Veterans (18+)
12.7%
With a disability
96.8%
Speak language other than English at home
Education
92.3%
High School+
19.6%
Bachelor's+
Largest cities in Minnesota
Other counties in Minnesota
Part of Minnesota
Metro areas in Minnesota
County rankings
Frequently Asked Questions
Isanti County, Minnesota has a population of 41,934 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 24th-largest county in Minnesota. Population density is 96 people per square mile.
The population of Isanti County has grown 15.4% since 2010 (37,856 → 43,687), a +1.03% annualized rate.
The median household income in Isanti County, Minnesota is $86,573, with mean (average) household income of $101,811 and per-capita income of $40,123. 5.2% of residents live below the federal poverty level.
In Isanti County, the largest racial and ethnic groups are White (92.5%), Hispanic or Latino (1.6%), Black or African American (1.0%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Isanti County, Minnesota is 40.1 years. Residents are 49.4% female and 50.6% male.
The median home value in Isanti County is $283,200 and median monthly rent is $1,241. 83.8% of occupied housing units are owner-occupied. The county has 16,976 total housing units, 6.5% of which are vacant.
The largest employment sector in Isanti County, Minnesota is professional, scientific, and management services, employing 22.3% of workers. The unemployment rate is 2.8%.
Minneapolis is among the largest cities associated with Isanti 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.