Onaga, Kansas Population 2021

672
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Onaga is a city located in Pottawatomie County Kansas. With a 2020 population of 672, it is the 245th largest city in Kansas and the 12054th largest city in the United States . Onaga is currently declining at a rate of -0.74% annually and its population has decreased by -4.27% since the most recent census, which recorded a population of 702 in 2010. Onaga reached it's highest population of 705 in 2012. Spanning over 1 miles, Onaga has a population density of 1,025 people per square mile.

The average household income in Onaga is $63,793 with a poverty rate of 12.18%. The median rental costs in recent years comes to $595 per month, and the median house value is $65,400. The median age in Onaga is 57.6 years, 50.2 years for males, and 65.3 years for females.

Onaga Demographics

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

  • White: 94.67%
  • Native American: 2.13%
  • Two or more races: 2.13%
  • Black or African American: 0.93%
  • Asian: 0.13%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Onaga, Kansas is 672 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 687.The last official US Census in 2010 recorded the population at 702.

Onaga, Kansas Population 2021

Population by Race

Race Population Percentage
White71194.67%
Two or More Races162.13%
American Indian and Alaska Native162.13%
Black or African American70.93%
Asian10.13%
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Onaga Population by Race

Onaga Population Pyramid $2021

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Onaga Median Age

57.6


Total

50.2


Male

65.3


Female

Onaga Adults

There are 626 adults, (309 of whom are seniors) in Onaga.

Onaga Age Dependency

136.9

Age Dependency Ratio

97.5

Old Age Dependency Ratio

39.4

Child Dependency Ratio

Onaga Sex Ratio

Female

419

55.79%

Male

332

44.21%

Onaga Population by Age

Onaga Renter vs Owner Occupied by Household Type

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Onaga Household Types

Type Owner Renter
Male78.6%21.4%
Married76.7%23.3%
Female66.7%33.3%
All58.8%41.2%
Non Family40.6%59.4%

58.8%

Rate of Home Ownership

Onaga Households and Families

Type Count Average Size Owned
All3371.9558.8
Non Family1601.140.6
Married1332.8676.7
Female302.166.7
Male142.6478.6

2.66

Average Family Size

1.95

Average Household Size

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Onaga Households by Type

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Education Attained Count Percentage
Less Than 9th Grade315.08%
9th to 12th Grade8513.93%
High School Graduate22737.21%
Some College10417.05%
Associates Degree365.90%
Bachelors Degree7412.13%
Graduate Degree538.69%
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Onaga Educational Attainment by Sex (over 25)

Onaga Educational Attainment by Race

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Race Total High School Bachelors
White582472118
Native American1377
Black77
2+ Races66
Hispanic222

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 hispanic people with a rate of 100.00%.

Onaga Educational Attainment by Race

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Name Average Male Female
Overall$41,797$43,958$37,250
Less Than 9th Grade$2,500$$
High School Graduate$31,563$44,821$20,833
Some College$37,250$42,250$35,000
Bachelors Degree$41,875$43,333$41,458
Graduate Degree$61,364$$61,136

$41,797

Average Earnings

$43,958

Average Male

$37,250

Average Female

Onaga Earnings by Educational Attainment

Onaga Language by Age

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Onaga Language

98.89% of Onaga residents speak only English, while 1.11% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.70% of the population.

Onaga Language

Onaga Poverty by Race

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Name Total In Poverty Poverty Rate
White6226310.13%
Multiple161062.50%
Native16743.75%

12.18%

Overall Poverty Rate

8.31%

Male Poverty Rate

15.45%

Female Poverty Rate

Poverty in Onaga

The race most likely to be in poverty in Onaga is Multiple, with 62.50% below the poverty level.

The race least likely to be in poverty in Onaga is White, with 10.13% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.39%. Among those working part-time, it was 13.46%, and for those that did not work, the poverty rate was 21.70%.

Onaga Poverty

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Name Poverty
Less Than 9th Grade21.67%
High School14.22%
Bachelors or Greater8.62%
Some College7.35%

Onaga Poverty Rate by Education

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Rate Poverty
Female Employed10.37%
Male Employed2.19%
Female Unemployed0.00%
Male Unemployed0.00%

Onaga Poverty Rate by Employment Status and Sex

Onaga Income by Household Type

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Name Median Mean
Households$44,375$63,793
Families$70,625$88,062
Married Families$73,472-
Non Families$21,458$34,853
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Income by Household Type

Onaga Marital Status

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Marriage Rates

44.1%

Overall Marriage Rate

54.0%

Male Marriage Rate

37.2%

Female Marriage Rate

Onaga Married by Age and Sex

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Onaga 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 55-64.

Onaga Marital Status by Race

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Onaga Marital Status

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83

Number of Veterans

71

Male Veterans

12

Female Veterans

War Veterans
Vietnam32
First Gulf War22
Korea14
Second Gulf War11
World War II

Onaga Veterans by War

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Age Group Veterans
75+26
65 to 7423
35 to 5419
55 to 6411
18 to 344

Onaga Veterans by Age

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Name Veterans % of Total
White7712.90%
Native American646.15%

Onaga Veterans by Race

Onaga Veterans by Education

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0.00%

Veteran Poverty Rate

30.86%

Veteran Disability Rate

Onaga Veterans by Education

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43.9%

Labor Force Participation

41.9%

Employment Rate

3.5%

Unemployment Rate

Onaga Employment by Age

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Onaga Employment by Race

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Onaga 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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77.10%

Born in Onaga

99.60%

Native Born

0.40%

Foreign Born

0.00%

Non Citizen

0.40%

Naturalized

Place of Birth

99.60% of Onaga residents were born in the United States, with 77.10% having been born in Kansas. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Onaga Place of Birth

Year Population Growth Annual Growth Rate
2021672-5-0.74%
2020677-5-0.73%
2019682-5-0.73%
2018687-1-0.15%
2017688-2-0.29%
201669010.15%
2015689-4-0.58%
2014693-8-1.14%
2013701-4-0.57%
201270530.43%
201170210.14%
20107010.00%

Onaga Population by Year