COUNTY
Marathon County
Wisconsin · 139,432 residents (2025 est.) · 1,545 sq mi
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Part of the Wausau metro area
The short version
Marathon County is home to 138,403 people in Wisconsin. Few US counties rank higher on income. 4% of residents were born outside the United States. The typical home is worth $219,600, having more than doubled since 2000. About 28% of adults have finished a four-year degree. Owners hold 73% of the housing stock.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 41.3
US median: 38.9
Less educated
28% hold a bachelor's degree
US average: 36%
Less affordable
home values up 25%, inflation adjusted
US median home: $376,019
Section 01
Population & growth
138,403
+10%since 2000
from 125,834 in 2000
139,432 in 2025 (Census Bureau estimate)
1990 – 2025
Land area
1,545 sq mi
Population, 1990 – 2024
2024138K
Age distribution, 2024
Under 55.5%(7,670)
5 to 96.1%(8,406)
10 to 146.7%(9,234)
15 to 196.2%(8,571)
20 to 245.3%(7,388)
25 to 3412%(16,604)
35 to 4412.9%(17,809)
45 to 5412%(16,658)
55 to 6414.1%(19,510)
65 to 7411.2%(15,544)
75 to 845.6%(7,700)
85 and over2.4%(3,309)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$77,884
−5%inflation adjusted, since 2000
from $45,165 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
51.9%
+21.3 ptssince 2009
from 30.6% in 2009
US average: 53.3%
Workforce by industry, 2024
Retail trade20.7%
Information9.8%
Other services7.9%
Public administration7.1%
Wholesale trade6.1%
Finance & insurance4.6%
Professional, scientific, technical4%
Transportation & warehousing3.1%
Agriculture, forestry, fishing2.7%
Construction2.7%
Arts, entertainment, food0.8%
Education & health services0.7%
Manufacturing0.1%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$219,600
+25%inflation adjusted, since 2000
from $96,200 in 2000
US average: $376,019
1990 – 2024
2.8
+10%since 2009
from 2.6 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
43
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity
2000
White, non-Hispanic93.4%(117,517)
Black0.3%(337)
Hispanic / Latino0.8%(979)
Asian4.5%(5,703)
Other0%
2024
White, non-Hispanic86.2%(119,281)
Black0.6%(800)
Hispanic / Latino3.5%(4,893)
Asian5.7%(7,842)
Other4%(5,587)
31
+64%since 2009
from 19 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
30
−8%since 2020
from 33 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Mexican2.4%(3,364)
Central American0.4%(580)
Nicaraguan0.3%(426)
Puerto Rican0.2%(302)
South American0.1%(122)
Spaniard0.1%(94)
Colombian0.1%(90)
Cuban0%(68)
Panamanian0%(63)
Salvadoran0%(61)
Dominican0%(56)
Guatemalan0%(30)
+ 2 more hispanic origin groups with data
Peruvian0%(29)
Venezuelan0%(3)
Asian origin
Hmong4.4%(6,026)
Asian Indian0.3%(384)
Filipino0.3%(359)
Chinese0.3%(353)
Kazakh0.2%(345)
Vietnamese0.1%(98)
Japanese0%(64)
Laotian0%(50)
Korean0%(33)
Cambodian0%(15)
Taiwanese0%(14)
Sri Lankan0%(14)
Ancestry
German46.9%(64,847)
Polish14.5%(20,105)
Irish7.9%(10,892)
English5.8%(8,063)
Norwegian4.3%(5,954)
American3%(4,100)
French2.3%(3,217)
Swedish2.2%(3,018)
Italian2%(2,719)
Dutch1.8%(2,521)
Czech1.8%(2,430)
French Canadian1.1%(1,557)
+ 36 more ancestry groups with data
Swiss0.7%(1,030)
Scottish0.7%(979)
Danish0.6%(772)
Finnish0.5%(675)
Russian0.4%(616)
Austrian0.4%(537)
Welsh0.3%(425)
Scotch-Irish0.3%(421)
Ukrainian0.3%(359)
Belgian0.2%(270)
British0.2%(258)
Croatian0.2%(231)
Hungarian0.2%(230)
Subsaharan African0.2%(225)
Slovak0.2%(224)
Lithuanian0.2%(219)
Greek0.1%(190)
Arab0.1%(166)
West Indian0.1%(124)
Jamaican0.1%(124)
Slovene0.1%(110)
Portuguese0.1%(108)
Canadian0.1%(92)
Romanian0.1%(72)
Australian0%(59)
Syrian0%(58)
Lebanese0%(53)
Nigerian0%(45)
Latvian0%(36)
Bulgarian0%(28)
Serbian0%(19)
Brazilian0%(15)
Turkish0%(7)
Armenian0%(5)
Moroccan0%(3)
Iranian0%(3)
Section 05
Education
High school or higher
93.3%
+9.6 ptssince 2000
from 83.8% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Women 20-64 in the labor force
82.0%
+0.4 ptssince 2020
from 81.6% in 2020
US average: 74.6%
Section 08
People & community
Computer in household
94.2%
+3.8 ptssince 2020
from 90.4% in 2020
US average: 95.5%
Marital status
Men 15+
Never married32.5%(18,509)
Married55.3%(31,537)
Widowed2.5%(1,418)
Divorced9.8%(5,563)
Women 15+
Never married25.4%(14,216)
Married54.5%(30,546)
Widowed8.4%(4,710)
Divorced11.8%(6,594)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage
Direct-purchase
15.7%
−0.3 ptssince 2020
from 16.0% in 2020
US average: 13.8%
VA health care
2.5%
+0.2 ptssince 2020
from 2.3% in 2020
US average: 2.2%
Any private
73.4%
−1.8 ptssince 2020
from 75.2% in 2020
US average: 67.1%
Any public
34.9%
+2.3 ptssince 2020
from 32.6% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)25.8%(1,868)
Gulf War (1990s)15.2%(1,100)
Vietnam era34.7%(2,511)
Korean War4.6%(331)
World War II0.6%(46)
Share of the 7,241 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
Places similar to Marathon County
Flagler County
Pop 140,360
Bonneville County
Pop 135,771
Tazewell County
Pop 130,049
Saline County
Pop 133,288
Places similar to Marathon CountyHead to head
Compare Marathon County to nearby counties
MARATHON COUNTY VS
Lincoln County
Income$68,164−12%
Home value$192,700−12%
Population28,403−80%
SEE FULL COMPARISON →
MARATHON COUNTY VS
Portage County
Income$76,070−2%
Home value$243,100+11%
Population71,943−48%
SEE FULL COMPARISON →
MARATHON COUNTY VS
Wood County
Income$67,989−13%
Home value$175,600−20%
Population74,060−47%
SEE FULL COMPARISON →
MARATHON COUNTY VS
Langlade County
Income$55,878−28%
Home value$158,200−28%
Population19,534−86%
SEE FULL COMPARISON →
Frequently asked
How many people live in Marathon County, Wisconsin?
Marathon County, Wisconsin has about 138,403 residents according to the 2024 American Community Survey.
What is the median household income in Marathon County, Wisconsin?
The typical household in Marathon County, Wisconsin earns about $77,884 a year. Half of households make more than that, and half make less.
Is Marathon County, Wisconsin expensive?
In Marathon County, Wisconsin, the median home is worth about $219,600, and the typical rent is about $999 a month.
How educated are people in Marathon County, Wisconsin?
About 28.1% of adults age 25 and over in Marathon County, Wisconsin hold a bachelor's degree or higher.
What is the poverty rate in Marathon County, Wisconsin?
About 8.7% of people in Marathon County, Wisconsin live below the federal poverty line.
Has Marathon County, Wisconsin grown since 1990?
Yes, Marathon County, Wisconsin has grown since 1990. The population has added about 23,003 residents, a change of about 20 percent over that period.
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32 census tracts (top 20 by population)
Census Tract 13Census Tract 11.06Census Tract 11.04Census Tract 4Census Tract 19Census Tract 16Census Tract 12.02Census Tract 18Census Tract 3Census Tract 12.03Census Tract 7Census Tract 11.03Census Tract 15Census Tract 12.04Census Tract 21.01Census Tract 14.01Census Tract 10Census Tract 20Census Tract 6.02Census Tract 2216 ZIP codes
ZIP 54401ZIP 54403ZIP 54476ZIP 54455ZIP 54484ZIP 54411ZIP 54474ZIP 54448ZIP 54426ZIP 54421ZIP 54405ZIP 54440ZIP 54471ZIP 54408ZIP 54427ZIP 54417Up the hierarchy
All counties in WisconsinDATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024