Eureka, Kansas Population 2021

2,318
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Eureka is a city located in Greenwood County Kansas. It is also the county seat of Greenwood County. With a 2020 population of 2,318, it is the 103rd largest city in Kansas and the 7093rd largest city in the United States . Eureka is currently declining at a rate of -0.60% annually and its population has decreased by -11.96% since the most recent census, which recorded a population of 2,633 in 2010. Eureka reached it's highest population of 4,055 in 1960. Spanning over 2 miles, Eureka has a population density of 1,012 people per square mile.

The average household income in Eureka is $46,347 with a poverty rate of 20.31%. The median rental costs in recent years comes to $552 per month, and the median house value is $49,800. The median age in Eureka is 43.3 years, 38 years for males, and 49.8 years for females.

Eureka Demographics

According to the most recent ACS, the racial composition of Eureka was:

  • White: 94.08%
  • Two or more races: 4.86%
  • Asian: 0.49%
  • Black or African American: 0.44%
  • Other race: 0.13%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Eureka, Kansas is 2,318 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 2,360.The last official US Census in 2010 recorded the population at 2,633.

Eureka, Kansas Population 2021

Population by Race

Race Population Percentage
White2,12894.08%
Two or More Races1104.86%
Asian110.49%
Black or African American100.44%
Some Other Race30.13%
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Eureka Population by Race

Eureka Population Pyramid $2021

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Eureka Median Age

43.3


Total

38


Male

49.8


Female

Eureka Adults

There are 1,735 adults, (567 of whom are seniors) in Eureka.

Eureka Age Dependency

93.7

Age Dependency Ratio

48.5

Old Age Dependency Ratio

45.1

Child Dependency Ratio

Eureka Sex Ratio

Female

1,137

50.27%

Male

1,125

49.73%

Eureka Population by Age

Eureka Renter vs Owner Occupied by Household Type

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Eureka Household Types

Type Owner Renter
Married82.8%17.2%
Male81.6%18.4%
All66.7%33.3%
Non Family61.7%38.3%
Female33.3%66.7%

66.7%

Rate of Home Ownership

Eureka Households and Families

Type Count Average Size Owned
All1,0442.0966.7
Non Family4861.1361.7
Married3772.9982.8
Female1322.6733.3
Male493.181.6

2.84

Average Family Size

2.09

Average Household Size

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Eureka Households by Type

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Education Attained Count Percentage
Less Than 9th Grade643.96%
9th to 12th Grade1167.18%
High School Graduate61938.30%
Some College46828.96%
Associates Degree935.75%
Bachelors Degree19612.13%
Graduate Degree603.71%
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Eureka Educational Attainment by Sex (over 25)

Eureka Educational Attainment by Race

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Race Total High School Bachelors
White1,4651,309249
Hispanic7067
2+ Races6746
Asian997
Black55
Other Race3

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 77.78%.

Eureka Educational Attainment by Race

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Name Average Male Female
Overall$27,451$31,518$21,696
Less Than 9th Grade$23,269$35,417$18,125
High School Graduate$22,232$26,406$17,222
Some College$27,781$30,813$19,868
Bachelors Degree$43,750$44,167$39,167
Graduate Degree$$$85,192

$27,451

Average Earnings

$31,518

Average Male

$21,696

Average Female

Eureka Earnings by Educational Attainment

Eureka Language by Age

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Eureka Language

97.40% of Eureka residents speak only English, while 2.60% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.77% of the population.

Eureka Language

Eureka Poverty by Race

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Name Total In Poverty Poverty Rate
White1,95736518.65%
Multiple1106559.09%
Hispanic1131311.50%

20.31%

Overall Poverty Rate

19.04%

Male Poverty Rate

21.57%

Female Poverty Rate

Poverty in Eureka

The race most likely to be in poverty in Eureka is Multiple, with 59.09% below the poverty level.

The race least likely to be in poverty in Eureka is Hispanic, with 11.50% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 9.67%. Among those working part-time, it was 27.20%, and for those that did not work, the poverty rate was 25.52%.

Eureka Poverty

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Name Poverty
Less Than 9th Grade38.15%
High School23.33%
Some College15.83%
Bachelors or Greater3.61%

Eureka Poverty Rate by Education

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Rate Poverty
Female Unemployed50.00%
Male Unemployed35.48%
Female Employed22.09%
Male Employed10.81%

Eureka Poverty Rate by Employment Status and Sex

Eureka Income by Household Type

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Name Median Mean
Households$34,038$46,347
Families$43,152$60,516
Married Families$53,438-
Non Families$24,783$28,767
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Income by Household Type

Eureka Marital Status

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Marriage Rates

43.7%

Overall Marriage Rate

46.3%

Male Marriage Rate

41.3%

Female Marriage Rate

Eureka Married by Age and Sex

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Eureka Marriage

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 35-44.

Eureka Marital Status by Race

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Eureka Marital Status

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164

Number of Veterans

158

Male Veterans

6

Female Veterans

War Veterans
Vietnam73
Korea41
First Gulf War34
Second Gulf War22
World War II8

Eureka Veterans by War

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Age Group Veterans
75+75
65 to 7444
35 to 5433
55 to 648
18 to 344

Eureka Veterans by Age

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Eureka Veterans by Race

Eureka Veterans by Education

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10.63%

Veteran Poverty Rate

46.88%

Veteran Disability Rate

Eureka Veterans by Education

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55.3%

Labor Force Participation

53%

Employment Rate

4.2%

Unemployment Rate

Eureka Employment by Age

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Eureka Employment by Race

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Eureka Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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74.45%

Born in Eureka

99.43%

Native Born

0.57%

Foreign Born

0.40%

Non Citizen

0.18%

Naturalized

Place of Birth

99.43% of Eureka residents were born in the United States, with 74.45% having been born in Kansas. 0.40% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Eureka Place of Birth

Year Population Growth Annual Growth Rate
20212,318-14-0.60%
20202,332-14-0.60%
20192,346-14-0.59%
20182,360-24-1.01%
20172,384-18-0.75%
20162,402-48-1.96%
20152,450-24-0.97%
20142,474-30-1.20%
20132,504-28-1.11%
20122,532-74-2.84%
20112,606-29-1.10%
20102,635-279-1.00%
20002,914-60-0.20%
19902,974-451-1.40%
19803,425-151-0.43%
19703,576-479-1.25%
19604,055970.24%
19503,9581550.40%
19403,8031050.28%
19303,6981,0923.56%
19202,6060.00%

Eureka Population by Year