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 $81,413 with a poverty rate of 3.19%. The median age in Eureka is 34.2 years: 29.7 years for males, and 34.6 years for females.
According to the most recent ACS, the racial composition of Eureka was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 244 | 95.69% |
| Black or African American | 11 | 4.31% |
| 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 | 95 | 2.68 | 70.5 | 29.5 |
| Married | 55 | 3.11 | 52.7 | 47.3 |
| Non Family | 25 | 1.68 | 92 | 8 |
| Female | 15 | 2.8 | 100 | 0 |
| Male | 0 | 0 | 0 | 0 |
3.04
Average Family Size
2.68
Average Household Size
70.5%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 25 | 15.15% |
| Associates Degree | 16 | 9.7% |
| Bachelors Degree | 29 | 17.58% |
| Graduate Degree | 11 | 6.67% |
| High School Graduate | 43 | 26.06% |
| Less Than 9th Grade | 0 | 0% |
| Some College | 41 | 24.85% |
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 | 161 | 140 | 40 |
| Hispanic | 4 | 0 | 0 |
The highest rate of high school graduation is among white people with a rate of 86.96%.
The highest rate of bachelors degrees is among white people with a rate of 24.84%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $39,091 | $0 | $39,091 |
| Graduate Degree | $0 | $0 | $0 |
| High School Graduate | $39,286 | $60,833 | $26,250 |
| Less Than 9th Grade | $60,417 | $60,417 | $0 |
| Overall | $41,136 | $60,417 | $37,688 |
| Some College | $46,250 | $78,333 | $0 |
$41,136
Average Earnings
$60,417
Average Male
$37,688
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
96.85% of Eureka residents speak only English, while 3.15% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.15% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 227 | 8 | 3.52% |
3.19%
Overall Poverty Rate
1.61%
Male Poverty Rate
4.72%
Female Poverty Rate
The race most likely to be in poverty in Eureka is White, with 3.52% below the poverty level.
The race least likely to be in poverty in Eureka is White, with 3.52% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 5.56%, and for those that did not work, the poverty rate was 12.5%.
rate
Rate | Poverty |
|---|---|
| Some College | 8.77% |
| Bachelors or Greater | 7.5% |
| Less Than 9th Grade | 0% |
| High School | 0% |
rate
Rate | Poverty |
|---|---|
| Male Employed | 0% |
| Male Unemployed | 0% |
| Female Employed | 4.69% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $60,000 | $76,727 |
| Households | $67,083 | $81,413 |
| Married Families | $77,625 | $-999,999,999 |
| Non Families | $102,917 | $94,532 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
65.9%
Overall Marriage Rate
66.7%
Male Marriage Rate
65.2%
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 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
9
Number of Veterans
8
Male Veterans
1
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 5 |
| First Gulf War | 4 |
| Second Gulf War | 1 |
| Korea | 0 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 75+ | 4 |
| 55 to 64 | 3 |
| 65 to 74 | 2 |
| 18 to 34 | 0 |
| 35 to 54 | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 9 | 5.26% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
22.22%
Veteran Poverty Rate
33.33%
Veteran Disability Rate
LaborForceParticipation
77.7%
Labor Force Participation
77.7%
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
86.67%
Born in Eureka
94.12%
Native Born
5.88%
Foreign Born
1.57%
Non Citizen
4.31%
Naturalized
94.12% of Eureka residents were born in the United States, with 86.67% having been born in Wisconsin. 1.57% 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% |