Eureka is a CDP located in Winnebago County Wisconsin. Eureka has a 2024 population of 290. Eureka is currently growing at a rate of 1.75% annually but its population has decreased by -29.27% since the most recent census, which recorded a population of 410 in 2020.
The average household income in Eureka is $70,232 with a poverty rate of 8.7%. The median age in Eureka is 31.9 years: 31.7 years for males, and 34 years for females.
According to the most recent ACS, the racial composition of Eureka was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 269 | 96.07% |
| Black or African American | 11 | 3.93% |
| Native American | 0 | 0% |
| Asian | 0 | 0% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
| Other race | 0 | 0% |
| Two or more races | 0 | 0% |
White
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Other race
Two or more races
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 111 | 2.52 | 77.5 | 22.5 |
| Married | 61 | 2.9 | 62.3 | 37.7 |
| Non Family | 36 | 1.72 | 94.4 | 5.6 |
| Female | 14 | 2.93 | 100 | 0 |
| Male | 0 | 0 | 0 | 0 |
2.91
Average Family Size
2.52
Average Household Size
77.5%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 25 | 13.09% |
| Associates Degree | 14 | 7.33% |
| Bachelors Degree | 27 | 14.14% |
| Graduate Degree | 9 | 4.71% |
| High School Graduate | 42 | 21.99% |
| Less Than 9th Grade | 0 | 0% |
| Some College | 74 | 38.74% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 188 | 166 | 36 |
| Hispanic | 3 | 0 | 0 |
The highest rate of high school graduation is among white people with a rate of 88.3%.
The highest rate of bachelors degrees is among white people with a rate of 19.15%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $39,000 | $0 | $39,000 |
| Graduate Degree | $0 | $0 | $0 |
| High School Graduate | $37,857 | $39,643 | $35,938 |
| Less Than 9th Grade | $58,068 | $58,068 | $0 |
| Overall | $37,961 | $45,625 | $29,583 |
| Some College | $27,813 | $0 | $27,708 |
$37,961
Average Earnings
$45,625
Average Male
$29,583
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
97.18% of Eureka residents speak only English, while 2.82% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.82% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 252 | 24 | 9.52% |
8.7%
Overall Poverty Rate
12.59%
Male Poverty Rate
4.51%
Female Poverty Rate
The race most likely to be in poverty in Eureka is White, with 9.52% below the poverty level.
The race least likely to be in poverty in Eureka is White, with 9.52% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 13.83%. Among those working part-time, it was 5.08%, and for those that did not work, the poverty rate was 15.09%.
rate
Rate | Poverty |
|---|---|
| Some College | 21.59% |
| Bachelors or Greater | 8.33% |
| High School | 4.76% |
| Less Than 9th Grade | 0% |
rate
Rate | Poverty |
|---|---|
| Male Employed | 16.05% |
| Male Unemployed | 0% |
| Female Employed | 4.29% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $63,750 | $74,367 |
| Households | $51,806 | $70,232 |
| Married Families | $75,625 | $-999,999,999 |
| Non Families | $36,923 | $61,617 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
61.2%
Overall Marriage Rate
58.5%
Male Marriage Rate
64.0%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is Over 65.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
12
Number of Veterans
12
Male Veterans
0
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 8 |
| Second Gulf War | 0 |
| First Gulf War | 0 |
| Korea | 0 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 75+ | 9 |
| 55 to 64 | 2 |
| 65 to 74 | 1 |
| 18 to 34 | 0 |
| 35 to 54 | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 12 | 6.06% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
41.67%
Veteran Poverty Rate
83.33%
Veteran Disability Rate
LaborForceParticipation
73.3%
Labor Force Participation
73.3%
Employment Rate
0%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
88.21%
Born in Eureka
95%
Native Born
5%
Foreign Born
1.07%
Non Citizen
3.93%
Naturalized
95% of Eureka residents were born in the United States, with 88.21% having been born in Wisconsin. 1.07% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Africa.
Year | Population | Growth | Change |
|---|---|---|---|
| 2024 | 290 | 5 | 1.75% |
| 2023 | 285 | 5 | 1.79% |
| 2022 | 280 | -68 | -19.54% |
| 2021 | 348 | -62 | -15.12% |
| 2020 | 410 | -191 | -31.78% |
| 2019 | 601 | 7 | 1.18% |
| 2018 | 594 | 34 | 6.07% |
| 2017 | 560 | 94 | 20.17% |
| 2016 | 466 | 64 | 15.92% |
| 2015 | 402 | 134 | 50% |
| 2014 | 268 | 70 | 35.35% |
| 2013 | 198 | 41 | 26.11% |
| 2012 | 157 | -22 | -12.29% |
| 2011 | 179 | -41 | -18.64% |
| 2010 | 220 | 0 | 0% |