Janesville, Minnesota Demographics & Population 2026
During the 2020–2024 ACS period, Janesville, Minnesota had a total population of 2,378, the 241st largest city in Minnesota, with a median household income of $74,643, which is 16% lower than the state average. The poverty rate is 3.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 3.8% — among the lowest in Minnesota.
Janesville Quick Facts
How Janesville Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 2,449 | 2,378 | -2.9% |
| Median household income | $72,120 | $74,643 | +3.5% |
| Median home value | $194,400 | $206,800 | +6.4% |
How Janesville Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Janesville Rankings in Minnesota
Explore Minnesota Rankings
Other Cities in Waseca County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Waseca | 9,164 | $64,074 | 9.5% | $189,200 |
| New Richland | 1,184 | $67,000 | 7.4% | $137,000 |
| Waldorf | 171 | $48,000 | 15.8% | $133,000 |
Cities Similar to Janesville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lauderdale | 2,388 | $78,684 | $283,300 | 71.9% | 7.3% |
| Madelia | 2,327 | $76,548 | $165,400 | 17.0% | 13.7% |
| Paynesville | 2,519 | $75,250 | $178,200 | 27.2% | 5.6% |
| Spring Valley | 2,307 | $66,339 | $160,800 | 18.1% | 9.3% |
| Crosslake | 2,521 | $79,635 | $473,700 | 30.4% | 8.6% |
Population Overview
Janesville is a small community located in Minnesota, within Waseca County. The total population is 2,378. It ranks as the 241st most populous out of 914 Census-designated places in Minnesota.
Age Demographics
The median age in Janesville is 39.6 years. This is 2% higher than the state median of 38.8 years.
Economy, Income & Housing
The median household income in Janesville is $74,643. This is 16% lower than the state median of $89,062. It is also 8% lower than the national median of $80,734. The poverty rate stands at 3.8%. This is 59% lower than the state poverty rate of 9.3%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.6%. This is 11% lower than the state rate of 4.1%. The median home value is $206,800. Housing costs are 37% lower than the state median of $329,300. With a home-value-to-income ratio of just 2.8x, Janesville is one of the most affordable housing markets in the area. 84.8% of occupied housing units are owner-occupied. This homeownership rate is 17% higher than the state average of 72.2%.
Race & Ethnicity
Janesville has a predominantly White (non-Hispanic) population, comprising 90.0% of all residents. Hispanic or Latino residents account for 5.0%. The Black or African American population (0.6%) is well below the state average of 7.0%. The Asian population (1.1%) is well below the state average of 5.1%.
Education
21.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% lower than the state rate of 39.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.8%.
Data Sources & Methodology
All demographic data for Janesville, Minnesota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Minnesota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 914 Census-designated places in Minnesota. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Janesville, Minnesota?
Janesville, Minnesota has a population of 2,378 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Janesville, MN?
The median household income in Janesville is $74,643, which is 8% lower than the national median of $80,734.
What is the poverty rate in Janesville, MN?
The poverty rate in Janesville is 3.8%. This means approximately 88 residents live below the federal poverty line.
What is the racial makeup of Janesville, Minnesota?
Janesville's population is 90.0% White, 0.6% Black, 5.0% Hispanic/Latino, and 1.1% Asian.
What is the median home value in Janesville, MN?
The median home value in Janesville is $206,800. The home-value-to-income ratio is 2.8x.
How educated is Janesville, Minnesota?
21.8% of adults (25+) in Janesville hold a bachelor's degree or higher, and 6.1% hold a graduate or professional degree.