Marquette County, Wisconsin Demographics 2026
Marquette County, Wisconsin has a population of 15,746, the 64th most populous county in Wisconsin. The median household income is $65,681 and the median home value is $210,400. The poverty rate is 13.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Marquette County Quick Facts
How Marquette County 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 | 15,706 | 15,746 | +0.3% |
| Median household income | $63,471 | $65,681 | +3.5% |
| Median home value | $201,100 | $210,400 | +4.6% |
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: 37 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Marquette County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Montello | 1,404 | $55,758 | 20.0% | $157,800 |
| Westfield | 1,231 | $59,145 | 24.1% | $153,400 |
| Oxford | 527 | $55,000 | 16.5% | $152,400 |
| Neshkoro | 470 | $32,446 | 18.4% | $121,900 |
| Endeavor | 458 | $55,313 | 16.6% | $147,900 |
| Briggsville | 320 | $67,344 | 11.6% | $261,700 |
| Packwaukee | 244 | $50,000 | 33.6% | $119,300 |
| Harrisville | 156 | $44,306 | 2.6% | $143,100 |
Explore Wisconsin Rankings
Population Overview
Marquette County is located in Wisconsin with a total population of 15,746. It is the 64th most populous county out of 72 in Wisconsin. The county encompasses 8 Census-designated places.
Age Demographics
The median age in Marquette County is 50.7 years. This is 26% higher than the state median of 40.2 years.
Economy, Income & Housing
The median household income in Marquette County is $65,681. This is 15% lower than the state median of $77,485. It is also 19% lower than the national median of $80,734. The poverty rate stands at 13.1%. This is 24% higher than the state poverty rate of 10.5%. The unemployment rate is 2.7%. This is 17% lower than the state rate of 3.3%. The median home value is $210,400. Housing costs are 21% lower than the state median of $266,500. The home-value-to-income ratio is 3.2x. 81.2% of occupied housing units are owner-occupied. This homeownership rate is 20% higher than the state average of 67.8%.
Race & Ethnicity
Marquette County has a predominantly White (non-Hispanic) population, comprising 92.3% of all residents. Hispanic or Latino residents account for 3.7%. The Black or African American population (0.5%) is well below the state average of 5.9%. The Hispanic or Latino population (3.7%) is well below the state average of 8.0%. The Asian population (0.5%) is well below the state average of 2.9%.
Education
16.2% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 51% lower than the state rate of 33.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.2%.
Data Sources & Methodology
All figures for Marquette County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Wisconsin and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Marquette County, Wisconsin?
Marquette County has a population of 15,746, making it the 64th most populous county in Wisconsin.
What is the median income in Marquette County?
The median household income in Marquette County is $65,681 with a poverty rate of 13.1%.
How many cities are in Marquette County, Wisconsin?
Marquette County contains 8 Census-designated places.