Eureka is a city located in Butler County and Greenwood County Kansas. Eureka has a 2024 population of 2,279. It is also the county seat of Greenwood County. Eureka is currently declining at a rate of -0.35% annually and its population has decreased by -1.38% since the most recent census, which recorded a population of 2,311 in 2020.
The average household income in Eureka is $56,612 with a poverty rate of 27.88%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Eureka is 45 years, 41.3 years for males, and 50.5 years for females.
According to the most recent ACS, the racial composition of Eureka was:
White
Two or more races
Native American
Other race
Black or African American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 942 | 2.29 | 74.4 | 25.6 |
| Non Family | 409 | 1.09 | 73.3 | 26.7 |
| Married | 306 | 3.29 | 86.6 | 13.4 |
| Female | 145 | 2.79 | 41.4 | 58.6 |
| Male | 82 | 3.62 | 92.7 | 7.3 |
3.05
Average Family Size
2.29
Average Household Size
74.4%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
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
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 87.5%.
All
Male
Female
$31,098
Average Earnings
$41,739
Average Male
$27,863
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
97.75% of Eureka residents speak only English, while 2.25% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.86% of the population.
rate
27.88%
Overall Poverty Rate
25.77%
Male Poverty Rate
29.87%
Female Poverty Rate
The race most likely to be in poverty in Eureka is Black, with 100% below the poverty level.
The race least likely to be in poverty in Eureka is White, with 27.15% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 7.18%. Among those working part-time, it was 43.23%, and for those that did not work, the poverty rate was 31.31%.
Married
Widowed
Divorced
Separated
NeverMarried
41.5%
Overall Marriage Rate
41.9%
Male Marriage Rate
41.2%
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 Over 65.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
15.76%
Veteran Poverty Rate
31.52%
Veteran Disability Rate
LaborForceParticipation
59.6%
Labor Force Participation
56.9%
Employment Rate
4.6%
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
77.94%
Born in Eureka
99.06%
Native Born
0.94%
Foreign Born
0.71%
Non Citizen
0.22%
Naturalized
99.06% of Eureka residents were born in the United States, with 77.94% having been born in Kansas. 0.71% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 2,239 | -8 | -0.36% |
| 2028 | 2,247 | -8 | -0.35% |
| 2027 | 2,255 | -8 | -0.35% |
| 2026 | 2,263 | -8 | -0.35% |
| 2025 | 2,271 | -8 | -0.35% |
| 2024 | 2,279 | -8 | -0.35% |
| 2023 | 2,287 | -8 | -0.35% |
| 2022 | 2,295 | 0 | 0% |
| 2021 | 2,295 | -16 | -0.69% |
| 2020 | 2,311 | -43 | -1.83% |
| 2019 | 2,354 | -5 | -0.21% |
| 2018 | 2,359 | -25 | -1.05% |
| 2017 | 2,384 | -15 | -0.63% |
| 2016 | 2,399 | -51 | -2.08% |
| 2015 | 2,450 | -27 | -1.09% |
| 2014 | 2,477 | -30 | -1.2% |
| 2013 | 2,507 | -27 | -1.07% |
| 2012 | 2,534 | -74 | -2.84% |
| 2011 | 2,608 | -29 | -1.1% |
| 2010 | 2,637 | -277 | -9.51% |
| 2000 | 2,914 | -60 | -2.02% |
| 1990 | 2,974 | -451 | -13.17% |
| 1980 | 3,425 | -151 | -4.22% |
| 1970 | 3,576 | -479 | -11.81% |
| 1960 | 4,055 | 97 | 2.45% |
| 1950 | 3,958 | 155 | 4.08% |
| 1940 | 3,803 | 105 | 2.84% |
| 1930 | 3,698 | 1,092 | 41.9% |
| 1920 | 2,606 | 0 | 0% |