St. Louis County, Minnesota Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 6th-largest in Minnesota
The population of St. Louis County, Minnesota is 200,056 as of the 2023 American Community Survey, making it the 6th-largest county in Minnesota. The median household income is $69,455, the median home value is $208,500, and the median age is 41.3.
The population of St. Louis County has grown 0.3% since 2010 (200,143 → 200,794), a +0.02% annualized rate.
200,056
Population
+0.02%
Annual growth
32
People / sq mi
$69,455
Median Income
$208,500
Median Home Value
St. Louis County covers 6,248 sq mi of land at 32.0 people per square mile.
About St. Louis County, MN
Educational attainment is the headline number in St. Louis County: 32.5% of adults 25 and older have a four-year degree. With 200,056 residents, St. Louis County is a county in Minnesota. It is the #6-largest of all counties in Minnesota nationally.
Median household income is $69,455, below the US median of $78,538. Only 6.5% of residents live in poverty, below the national 12.4%. The typical home is valued at $208,500, with typical rent around $970.
Educational attainment is on the higher side for US counties — 32.5% of adults hold a four-year degree, below the national 35.0%. Remote work is below the national 14.0% at 9.9%, and the average commute runs about 20 minutes each way.
The education numbers are the throughline: a college-heavy population in St. Louis County usually coincides with higher incomes and a workforce concentrated in professional and information industries.
St. Louis County Population History (2010-2024)
The county of St. Louis County had a population of 200,143 in 2010 and 200,794 in 2024, a 0.3% growth over 14 years. The peak was 200,794 in 2024. Average annual growth rate: 0.02%.
200,794
Population (2024)
200,143
Population (2010)
200,794
Peak (2024)
0.02%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 200,143 |
| 2011 | 200,437 |
| 2012 | 200,397 |
| 2013 | 200,503 |
| 2014 | 200,720 |
| 2015 | 200,383 |
| 2016 | 200,023 |
| 2017 | 199,872 |
| 2018 | 199,850 |
| 2019 | 199,212 |
| 2020 | 200,083 |
| 2021 | 199,522 |
| 2022 | 199,598 |
| 2023 | 200,618 |
| 2024 | 200,794 |
Race & Ethnicity
| White | 90.5% |
| Black or African American | 1.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.4% |
| Two or More Races | 0.0% |
Age & Sex
41.3
Median Age
49.7%
Female
50.3%
Male
20.9%
Age 65+
Age Distribution
Children (under 15): 15.3% · Seniors (65+): 20.9%
Income & Poverty
| Median household income | $69,455$-18,101 vs state |
| Mean household income | $90,610 |
| Per-capita income | $39,778 |
| Poverty rate | 6.5%+1.0% vs state |
| Unemployment rate | 2.7% |
| Employment-to-population | 58.3% |
Top Industries by Employment
The largest employment sector in St. Louis County is professional & business services, accounting for 29.3% of workers.
How residents commute
1.6%
Drive alone
3.6%
Carpool
76.1%
Public transit
9.9%
Work from home
20.1 min
Avg commute
Housing
$208,500$-97,000 vs state
Median home value
$970
Median rent
72.0%
Homeownership rate
103,924
Total housing units
83.0%
Occupied
17.0%
Vacant
28.0%
Renter-occupied
Social & access
96.4%
With health insurance
93.2%
With broadband internet
21.2%
Foreign-born
7.2%
Veterans (18+)
15.0%
With a disability
96.5%
Speak language other than English at home
Education
95.0%
High School+
32.5%
Bachelor's+
Largest cities in Minnesota
Other counties in Minnesota
Part of Minnesota
Metro areas in Minnesota
County rankings
Frequently Asked Questions
St. Louis County, Minnesota has a population of 200,056 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 6th-largest county in Minnesota. Population density is 32 people per square mile.
The population of St. Louis County has grown 0.3% since 2010 (200,143 → 200,794), a +0.02% annualized rate.
The median household income in St. Louis County, Minnesota is $69,455, with mean (average) household income of $90,610 and per-capita income of $39,778. 6.5% of residents live below the federal poverty level.
In St. Louis County, the largest racial and ethnic groups are White (90.5%), Hispanic or Latino (3.4%), Black or African American (1.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in St. Louis County, Minnesota is 41.3 years. Residents are 49.7% female and 50.3% male.
The median home value in St. Louis County is $208,500 and median monthly rent is $970. 72.0% of occupied housing units are owner-occupied. The county has 103,924 total housing units, 17.0% of which are vacant.
The largest employment sector in St. Louis County, Minnesota is professional, scientific, and management services, employing 29.3% of workers. The unemployment rate is 2.7%.
Minneapolis is among the largest cities associated with St. Louis County, Minnesota, with a population of 426,845.
St. Louis County, MN Climate
St. Louis County, MN has an average annual temperature of 3.4°C (38°F) and receives about 706 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
3.4°C
Avg Temp
706
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -15° / 4° | 22 mm |
| February | -12° / 11° | 16 mm |
| March | -5° / 23° | 29 mm |
| April | 3° / 38° | 45 mm |
| May | 11° / 52° | 73 mm |
| June | 17° / 62° | 110 mm |
| July | 19° / 67° | 107 mm |
| August | 18° / 65° | 96 mm |
| September | 13° / 55° | 88 mm |
| October | 6° / 43° | 66 mm |
| November | -3° / 27° | 34 mm |
| December | -11° / 12° | 20 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 St. Louis County, MN
The most comfortable months to visit St. Louis County, MN are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 26°C high). The coldest is January (near -22°C low). June is usually the wettest month.
Where to stay near St. Louis County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.