How many people live in St. Louis County, MN?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 200,800 people living in St. Louis County, MN. That makes St. Louis County the sixth-most populous county in Minnesota. It is home to 3.4% of people living in the state.
201K
population of St. Louis County, MN (2024)
3.4%
County share of the Minnesota population (2024)
About 200,800 people lived in St. Louis County, MN in 2024.
Population estimates, 2000–2024
What are St. Louis County, MN’s age demographics?
About 44,900 St. Louis County, MN residents are aged 65 and older in 2024. That represents 22.4% of its population. For comparison, the age group represents 18.3% of Minnesota’s population and 18% in the US overall.
Another 36,300 St. Louis County residents, or 18.1% of the population, were children under 18. For comparison, the age group represents 22.4% of Minnesota’s population and 21.6% in the US overall.
A higher share of St. Louis County, MN's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are St. Louis County, MN’s racial and ethnic demographics?
Non-Hispanic white residents make up 90.3% of the St. Louis County population, higher than the national share of 57.5%. St. Louis County also has a larger share of people identifying as non-Hispanic two or more races (2.7%) than the US overall (2.5%).
In contrast, St. Louis County’s Hispanic population accounts for 2.1%, below the 20% nationwide, and the non-Hispanic Black or African American population makes up 1.5% of the county, compared with 12.6% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
St. Louis County, MN has a higher share of a non-Hispanic white population than Minnesota as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in St. Louis County, MN is Duluth with about 88,000 residents in 2024.
Cities and towns in St. Louis County, MN ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Duluth | 87,986 |
| 2. | Hibbing | 15,940 |
| 3. | Hermantown | 10,265 |
| 4. | Virginia | 8,267 |
| 5. | Chisholm | 4,667 |
| 6. | Rice Lake | 4,168 |
| 7. | Eveleth | 3,415 |
| 8. | Ely | 3,214 |
| 9. | Proctor | 3,076 |
| 10. | Mountain Iron | 2,847 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
