Ottawa, Kansas Population 2021

12,216
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Ottawa is a city located in Franklin County Kansas. It is also the county seat of Franklin County. With a 2020 population of 12,216, it is the 29th largest city in Kansas and the 2680th largest city in the United States . Ottawa is currently declining at a rate of -0.16% annually and its population has decreased by -3.42% since the most recent census, which recorded a population of 12,649 in 2010. Ottawa reached it's highest population of 12,642 in 2010. Spanning over 10 miles, Ottawa has a population density of 1,238 people per square mile.

The average household income in Ottawa is $59,384 with a poverty rate of 13.92%. The median rental costs in recent years comes to $792 per month, and the median house value is $109,000. The median age in Ottawa is 35.5 years, 34.3 years for males, and 36.6 years for females.

Ottawa Demographics

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

  • White: 91.36%
  • Two or more races: 4.41%
  • Black or African American: 1.71%
  • Other race: 1.39%
  • Asian: 0.57%
  • Native American: 0.55%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Ottawa, Kansas is 12,216 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 12,273.The last official US Census in 2010 recorded the population at 12,649.

Ottawa, Kansas Population 2021

2019 and 2020 population is estimated by projecting the raw 2018 numbers.

Year Population Growth Growth Rate
202125,382-81-0.32%
202025,463-81-0.32%
201925,544-81-0.32%
201825,625-6-0.02%
201725,6311080.42%
201625,523540.21%
201525,469-62-0.24%
201425,531-203-0.80%
201325,734-91-0.35%
201225,825-31-0.12%
201125,856-129-0.50%
201025,9850.00%

Ottawa Metro Area Population by Year

Population by Race

Race Population Percentage
White11,20191.36%
Two or More Races5414.41%
Black or African American2101.71%
Some Other Race1711.39%
Asian700.57%
American Indian and Alaska Native670.55%
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Ottawa Population by Race

Ottawa Population Pyramid $2021

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Ottawa Median Age

35.5


Total

34.3


Male

36.6


Female

Ottawa Adults

There are 9,321 adults, (1,874 of whom are seniors) in Ottawa.

Ottawa Age Dependency

64.6

Age Dependency Ratio

25.2

Old Age Dependency Ratio

39.5

Child Dependency Ratio

Ottawa Sex Ratio

Female

6,547

53.40%

Male

5,713

46.60%

Ottawa Population by Age

Ottawa Renter vs Owner Occupied by Household Type

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Ottawa Household Types

Type Owner Renter
Married75.4%24.6%
Male69.1%30.9%
All59.6%40.4%
Female45.8%54.2%
Non Family44.7%55.3%

59.6%

Rate of Home Ownership

Ottawa Households and Families

Type Count Average Size Owned
All5,0282.3459.6
Married2,2432.9775.4
Non Family1,9961.2744.7
Female5663.1245.8
Male2233.6169.1

2.95

Average Family Size

2.34

Average Household Size

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Ottawa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2262.90%
9th to 12th Grade4365.59%
High School Graduate2,58233.13%
Some College2,01525.85%
Associates Degree7769.96%
Bachelors Degree1,05813.57%
Graduate Degree7018.99%
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Ottawa Educational Attainment by Sex (over 25)

Ottawa Educational Attainment by Race

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Race Total High School Bachelors
White7,0476,5631,590
Hispanic36923651
2+ Races18013516
Other Race1417719
Black12512565
Native American6238
Asian545437

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 68.52%.

Ottawa Educational Attainment by Race

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Name Average Male Female
Overall$38,618$41,111$33,028
Less Than 9th Grade$20,125$40,643$18,664
High School Graduate$32,183$37,500$29,688
Some College$37,773$40,739$32,384
Bachelors Degree$41,250$42,316$39,900
Graduate Degree$52,204$54,643$51,672

$38,618

Average Earnings

$41,111

Average Male

$33,028

Average Female

Ottawa Earnings by Educational Attainment

Ottawa Language by Age

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Ottawa Language

97.57% of Ottawa residents speak only English, while 2.43% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.88% of the population.

Ottawa Language

Ottawa Poverty by Race

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Name Total In Poverty Poverty Rate
White10,5271,40513.35%
Hispanic59615726.34%
Multiple4676012.85%
Black1675432.34%
Other1715330.99%
Asian541120.37%

13.92%

Overall Poverty Rate

11.09%

Male Poverty Rate

16.34%

Female Poverty Rate

Poverty in Ottawa

The race most likely to be in poverty in Ottawa is Black, with 32.34% below the poverty level.

The race least likely to be in poverty in Ottawa is Multiple, with 12.85% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.79%. Among those working part-time, it was 16.45%, and for those that did not work, the poverty rate was 24.79%.

Ottawa Poverty

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Name Poverty
Less Than 9th Grade13.26%
High School13.24%
Some College7.65%
Bachelors or Greater4.89%

Ottawa Poverty Rate by Education

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Rate Poverty
Female Unemployed30.66%
Male Unemployed21.49%
Male Employed6.28%
Female Employed4.36%

Ottawa Poverty Rate by Employment Status and Sex

Ottawa Income by Household Type

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Name Median Mean
Households$46,808$59,384
Families$59,959$71,128
Married Families$71,324-
Non Families$31,346$38,369
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Income by Household Type

Ottawa Marital Status

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Marriage Rates

47.7%

Overall Marriage Rate

50.6%

Male Marriage Rate

45.2%

Female Marriage Rate

Ottawa Married by Age and Sex

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Ottawa Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Ottawa Marital Status by Race

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Ottawa Marital Status

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690

Number of Veterans

621

Male Veterans

69

Female Veterans

War Veterans
Vietnam265
First Gulf War206
Korea66
Second Gulf War53
World War II

Ottawa Veterans by War

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Age Group Veterans
35 to 54220
65 to 74160
55 to 64147
75+132
18 to 3431

Ottawa Veterans by Age

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Name Veterans % of Total
White6367.46%
Black3118.24%
2+ Races236.91%
Hispanic173.86%

Ottawa Veterans by Race

Ottawa Veterans by Education

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11.59%

Veteran Poverty Rate

40.14%

Veteran Disability Rate

Ottawa Veterans by Education

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65.3%

Labor Force Participation

61.7%

Employment Rate

5.3%

Unemployment Rate

Ottawa Employment by Age

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Ottawa Employment by Race

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Ottawa 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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71.08%

Born in Ottawa

97.94%

Native Born

2.06%

Foreign Born

0.89%

Non Citizen

1.17%

Naturalized

Place of Birth

97.94% of Ottawa residents were born in the United States, with 71.08% having been born in Kansas. 0.89% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Ottawa Place of Birth

Year Population Growth Annual Growth Rate
202112,216-19-0.16%
202012,235-19-0.16%
201912,254-19-0.15%
201812,273-26-0.21%
201712,299280.23%
201612,27180.07%
201512,263-52-0.42%
201412,315-127-1.02%
201312,442-71-0.57%
201212,513-44-0.35%
201112,557-85-0.67%
201012,6427210.59%
200011,9211,2541.12%
199010,667-349-0.32%
198011,016-20-0.02%
197011,0363630.34%
196010,6735920.57%
195010,081-112-0.11%
194010,1936300.64%
19309,5635450.59%
19209,0181,3681.66%
19107,6507160.99%
19006,9346861.05%
18906,2482,2164.48%
18804,0321,0913.21%
18702,9410.00%

Ottawa Population by Year