Mahaska County, Iowa Population 2018

Mahaska County, Iowa's estimated population is 22,235 with a growth rate of -0.40% in the past year according to the most recent United States census data. Mahaska County, Iowa is the 28th largest county in Iowa.

Year Population Growth Growth Rate
201722,235-89-0.40%
201622,3241180.53%
201622,206-102-0.46%
201522,308-44-0.20%
201422,352-53-0.24%
201322,405120.05%
201222,393-97-0.43%
201122,490840.37%
201022,4068844.11%
199021,522-1,345-5.88%
198022,8676903.11%
197022,177-1,425-6.04%
196023,602-1,070-4.34%
195024,672-1,813-6.85%
194026,4856812.64%
193025,804-466-1.77%
192026,270-3,590-12.02%
191029,860-4,413-12.88%
190034,2735,46818.98%
189028,8053,60314.30%
188025,2022,69411.97%
187022,5087,69251.92%
186014,8168,827147.39%
18505,9890.00%

Mahaska County, Iowa Population Growth

Population Data via

Population by Race

Race Population
White21,361
Black or African American334
Two or More Races267
Asian238
Some Other Race95
American Indian and Alaska Native29

Race Data via US Census (2016 ACS 5-Year Survey)

Mahaska County, Iowa Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Mahaska County, Iowa Median Age

39.9


Total

38.1


Male

41.1


Female

Mahaska County, Iowa Adults

There are 17,056 adults, (3,817 of which are seniors) in Mahaska County, Iowa.

Mahaska County, Iowa Age Dependency

68.7

Age Dependency Ratio

28.9

Old Age Dependency Ratio

39.8

Child Dependency Ratio

Mahaska County, Iowa Sex Ratio

Female

11,001

49.28%

Male

11,323

50.72%

Mahaska County, Iowa Households and Families

Mahaska County, Iowa Renter vs Owner Occupied by Household Type

Mahaska County, Iowa Household Types

Type Owner Renter
Married83.9%16.1%
Male72.7%27.3%
All68.9%31.1%
Female52.7%47.3%
Non Family50.8%49.2%

68.9%

Rate of Home Ownership

Mahaska County, Iowa Households by Type

Type Count Average Size Owned
All8,9832.4168.9
Married4,6033.0183.9
Non Family3,0831.2350.8
Female9343.0452.7
Male3633.1872.7

2.94

Average Family Size

2.41

Average Household Size

6.7%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Mahaska County, Iowa Households

Mahaska County, Iowa Education

Mahaska County, Iowa Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade3882.58%
9th to 12th Grade9516.32%
High School Graduate5,60537.23%
Some College3,12220.74%
Associates Degree1,3919.24%
Bachelors Degree2,54616.91%
Graduate Degree1,0536.99%

Mahaska County, Iowa Educational Attainment by Race

Name Total High School Bachelors
White14,31613,0943,376
Hispanic30024126
Black17216587
Asian14111798
Multiple Races1037711
Other Race762110
Native American19181

The highest rate of high school graduation is among black people with a rate of 95.93%.

The highest rate of bachelors degrees is among black people with a rate of 69.50%.

Mahaska County, Iowa Earnings by Educational Attainment

Name Average Male Female
Overall$35,379$41,236$25,995
Less Than High School$20,061$30,813$11,461
High School Grad$28,914$36,530$18,333
Some College$33,735$42,599$22,695
Bachelors Degree$40,978$50,595$36,152
Graduate Degree$61,729$61,894$61,339

$35,379

Average Earnings

$41,236

Average Male

$25,995

Average Female

Mahaska County, Iowa Language

Mahaska County, Iowa Language by Age

Mahaska County, Iowa Language

97.35% of Mahaska County, Iowa residents speak only English, while 2.65% speak other languages. The largest non-English language is Spanish, which is spoken by 1.16% of the population.

Mahaska County, Iowa Poverty

Mahaska County, Iowa Poverty by Race

Name Total In Poverty Poverty Rate
White20,5672,66412.95%
Hispanic40914435.21%
Asian2318536.80%
Multiple2277432.60%
Black2263816.81%
Other9555.26%

13.89%

Overall Poverty Rate

12.75%

Male Poverty Rate

15.04%

Female Poverty Rate

Poverty in Mahaska County, Iowa

The race most likely to be in poverty in Mahaska County, Iowa is Asian, with 36.80% below the poverty level.

The race least likely to be in poverty in Mahaska County, Iowa is Other, with 5.26% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.82%. Among those working part-time, it was 21.93%, and for those that did not work, the poverty rate was 19.70%.

Mahaska County, Iowa Poverty Rate by Education

Name Poverty
Less Than High School16.68%
Some College15.10%
High School12.56%
Bachelors or Greater3.69%

Mahaska County, Iowa Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed61.34%
Male Unemployed25.71%
Female Employed11.40%
Male Employed6.44%

Mahaska County, Iowa Income

Mahaska County, Iowa Income by Household Type

Name Median Mean
Households$49,599$62,609
Families$56,902$71,870
Married Families$66,969$
Non Families$30,638$41,689

Mahaska County, Iowa Marital Status

Mahaska County, Iowa Marital Status

Marriage Rates

53.0%

Overall Marriage Rate

53.9%

Male Marriage Rate

52.2%

Female Marriage Rate

Mahaska County, Iowa Married by Age and Sex

Mahaska County, Iowa Marriage

The age group where males are most likely to be married is Over65, while the female age group most likely to be married is 45To54.

Mahaska County, Iowa Marital Status by Race

Mahaska County, Iowa Veterans

Mahaska County, Iowa Veterans by War

1,310

Number of Veterans

1,273

Male Veterans

37

Female Veterans

Name Veterans
Vietnam547
Second Gulf War189
Korea184
First Gulf War156
World War II85

Mahaska County, Iowa Veterans by Age

Name Veterans
65 to 74354
75+329
35 to 54293
55 to 64209
18 to 34125

Mahaska County, Iowa Veterans by Race

Name Veterans % of Total
White1,2597.68%
Black4918.08%
Hispanic4011.83%
2 or More21.41%

Mahaska County, Iowa Veterans by Education

12.28%

Veteran Poverty Rate

25.64%

Veteran Disability Rate

Mahaska County, Iowa Employment Status

Mahaska County, Iowa Employment by Age

66.5%

Labor Force Participation

62.3%

Employment Rate

6.3%

Unemployment Rate

Mahaska County, Iowa Employment by Race

Mahaska County, Iowa Employment by Education

Population of Cities in Mahaska County, Iowa

City 2010 Census 2016 Estimated Growth Growth Rate
Oskaloosa1150211523210.18%
Pella 1035810255-103-0.99%
New Sharon12931287-6-0.46%
Eddyville 10241005-19-1.86%
Fremont743724-19-2.56%
Beacon494477-17-3.44%
University Park487474-13-2.67%
Barnes City 176173-3-1.70%
Rose Hill168166-2-1.19%
Leighton162160-2-1.23%
Keomah Village848511.19%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990