Marathon County, WI
Demographics & Statistics
Updated: 2025-10-25
Updated: 2025-10-25
Life in Marathon County research summary. HomeSnacks has been researching the quality of life in Marathon County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Marathon County:
The population in Marathon County is 138,067.
The median home value in Marathon County is $265,722.
The median income in Marathon County is $76,185.
The median rent in Marathon County is $950.
The unemployment rate in Marathon County is 2.9%.
The poverty rate in Marathon County is 8.9%.
The average high in Marathon County is 62.2° and there are 69.6 inches of rainfall annually.
The average high in Marathon County is 62.2°.
There are 66.8 nice days each year.
Expect an average of 69.6 inches of rain each year with 16.3 inches of snow.
There is an average of 4:15 hours of sun each day in Marathon County.
| Stat | Marathon County |
|---|---|
| Mean High | 62.2 |
| Nice Days | 66.8 |
| Rainfall | 69.6 |
| Snowfall | 16.3 |
| Sunny Hours | 4:15 |
The current population in Marathon County is 138,067. The population has increased 1.6% from 2019.
| Year | Population | % Change |
|---|---|---|
| 2023 | 137,597 | 1.6% |
| 2022 | 135,485 | 0.1% |
| 2021 | 135,396 | - |
Marathon County is 49.5% female with 68,380 female residents.
Marathon County is 50.5% male with 69,687 male residents.
| Gender | Marathon County | WI | USA |
|---|---|---|---|
| Female | 49.5% | 49.9% | 50.5% |
| Male | 50.5% | 50.1% | 49.5% |
Marathon County is:
86.8% White with 119,909 White residents.
0.5% African American with 646 African American residents.
0.1% American Indian with 127 American Indian residents.
5.5% Asian with 7,596 Asian residents.
0.0% Hawaiian with 54 Hawaiian residents.
0.2% Other with 326 Other residents.
3.5% Two Or More with 4,768 Two Or More residents.
3.4% Hispanic with 4,641 Hispanic residents.
| Race | Marathon County | WI | USA |
|---|---|---|---|
| White | 86.8% | 79.2% | 58.2% |
| African American | 0.5% | 6.0% | 12.0% |
| American Indian | 0.1% | 0.6% | 0.5% |
| Asian | 5.5% | 2.9% | 5.7% |
| Hawaiian | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.3% | 0.5% |
| Two Or More | 3.5% | 3.3% | 3.9% |
| Hispanic | 3.4% | 7.8% | 19.0% |
3.2% of households in Marathon County earn Less than $10,000.
2.8% of households in Marathon County earn $10,000 to $14,999.
5.8% of households in Marathon County earn $15,000 to $24,999.
7.9% of households in Marathon County earn $25,000 to $34,999.
10.8% of households in Marathon County earn $35,000 to $49,999.
18.9% of households in Marathon County earn $50,000 to $74,999.
15.0% of households in Marathon County earn $75,000 to $99,999.
20.3% of households in Marathon County earn $100,000 to $149,999.
8.2% of households in Marathon County earn $150,000 to $199,999.
7.1% of households in Marathon County earn $200,000 or more.
| Income | Marathon County | WI | USA |
|---|---|---|---|
| Less than $10,000 | 3.2% | 4.0% | 4.9% |
| $10,000 to $14,999 | 2.8% | 3.2% | 3.6% |
| $15,000 to $24,999 | 5.8% | 6.2% | 6.6% |
| $25,000 to $34,999 | 7.9% | 7.4% | 6.8% |
| $35,000 to $49,999 | 10.8% | 10.9% | 10.4% |
| $50,000 to $74,999 | 18.9% | 17.8% | 15.7% |
| $75,000 to $99,999 | 15.0% | 14.0% | 12.7% |
| $100,000 to $149,999 | 20.3% | 18.9% | 17.4% |
| $150,000 to $199,999 | 8.2% | 8.9% | 9.3% |
| $200,000 or more | 7.1% | 8.6% | 12.6% |
2.0% of adults in Marathon County completed < 9th grade.
4.0% of adults in Marathon County completed 9-12th grade.
33.0% of adults in Marathon County completed high school / ged.
20.0% of adults in Marathon County completed some college.
13.0% of adults in Marathon County completed associate's degree.
19.0% of adults in Marathon County completed bachelor's degree.
6.0% of adults in Marathon County completed master's degree.
2.0% of adults in Marathon County completed professional degree.
1.0% of adults in Marathon County completed doctorate degree.
| Education | Marathon County | WI | USA |
|---|---|---|---|
| < 9th Grade | 1% | 1% | 5% |
| 9-12th Grade | 4% | 4% | 6% |
| High School / GED | 33% | 30% | 26% |
| Some College | 20% | 20% | 19% |
| Associate's Degree | 13% | 11% | 9% |
| Bachelor's Degree | 19% | 22% | 21% |
| Master's Degree | 6% | 8% | 10% |
| Professional Degree | 2% | 2% | 2% |
| Doctorate Degree | 1% | 1% | 2% |
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