Keokuk County, IA Demographics

Population 9,924 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Keokuk County, IA map of median age by neighborhood
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Population and households in Keokuk County

Household size in Keokuk County

Household size, people per household
PeriodKeokuk CountyIowaU.S.
2006–102.282.442.68
2010–142.332.452.73
2015–192.312.432.71
2020–242.452.432.65
Change+0.16−0.01−0.03
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Households in Keokuk County run small, averaging 2.45 people against 2.65 nationally, which usually means more singles and couples and fewer children. Since 2006–10, household size has climbed from 2.28, even as the national average fell. The biggest households, usually families with children, are concentrated in the north.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Keokuk County

Median age, years
PeriodKeokuk CountyIowaU.S.
2006–1043.038.837.7
2010–1444.539.338.6
2015–1944.239.739.6
2020–2442.939.840.1
Change−0.0+1.0+2.3
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Keokuk County skews older than the country: its median age is 42.9, against 40.1 nationally. The youngest areas are in the southeast, the oldest in the southwest.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Keokuk County

Single-parent households, % of households
PeriodKeokuk CountyIowaU.S.
2006–108.6%9.5%12.3%
2010–147.1%9.9%12.3%
2015–197.2%10.0%11.6%
2020–249.7%10.0%11.6%
Change+1.1 pts+0.6 pts−0.6 pts
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Single parents head about one in ten households in Keokuk County (9.7%), a little below the national share of 11.6%. That is in line with the rest of Iowa. The single-parent share is up 1.1 points from 2006–10, even as the national share fell.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Keokuk County

Renters in Keokuk County

Renters, % of occupied homes
PeriodKeokuk CountyIowaU.S.
2006–1019.9%26.8%33.3%
2010–1420.5%28.2%35.6%
2015–1921.6%28.9%36.0%
2020–2418.7%28.3%34.8%
Change−1.1 pts+1.5 pts+1.5 pts
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Only 18.7% of households in Keokuk County rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 49.4% have no mortgage at all, above the national share of 39.8%. Renting is most common in the center and least common in the east. Since 2006–10, the renter share has edged down 1.1 points, even as the national share rose.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Keokuk County

Vacant homes, % of all homes
PeriodKeokuk CountyIowaU.S.
2006–108.0%8.7%11.4%
2010–1410.4%8.6%11.4%
2015–199.9%9.4%11.1%
2020–2411.6%8.8%9.6%
Change+3.6 pts+0.1 pts−1.8 pts
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Vacancy runs a little high in Keokuk County: 11.6% of homes are empty, against 9.6% nationally. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Since 2006–10, vacancy has risen 3.6 points, even as the national rate fell.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Keokuk County

Age of homes, median year built
PeriodKeokuk CountyIowaU.S.
2006–10194419651974
2010–14194819671975
2015–19194719691977
2020–24195219711980
Change+8+6+6
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Keokuk County is a place of older homes: half were built before 1952, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. The newest homes are mostly in the south, the oldest in the northwest. Only nine of Iowa's 99 counties have older homes.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Keokuk County

Rent, per month
PeriodKeokuk CountyIowaU.S.
2006–10$531$669$965
2010–14$583$732$1,040
2015–19$695$821$1,213
2020–24$817$1,020$1,571
Change+$286+$351+$606
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The median renter in Keokuk County pays $817 a month for rent and utilities, well below the national median of $1,571. Rent has climbed $286 a month since 2006–10, up 54%, a slower climb than the nation's. Rent takes 24.9% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Keokuk County

Bachelor's degrees in Keokuk County

Bachelor's degrees, % of adults 25+
PeriodKeokuk CountyIowaU.S.
2006–1013.8%26.5%28.4%
2010–1415.3%27.9%29.6%
2015–1918.5%29.3%32.1%
2020–2416.9%32.3%35.6%
Change+3.1 pts+5.8 pts+7.2 pts
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Fewer adults in Keokuk County have a four-year degree than in the country as a whole: 16.9%, against 35.6% nationally. The share with a degree has risen 3.1 points since 2006–10, as it has nationally. Of Iowa's 99 counties, only six have a lower share of college graduates.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Keokuk County

High school graduates, % of adults 25+
PeriodKeokuk CountyIowaU.S.
2006–1089.8%90.4%84.9%
2010–1490.6%91.4%86.1%
2015–1993.0%92.1%87.7%
2020–2494.3%93.0%89.3%
Change+4.5 pts+2.7 pts+4.3 pts
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High school completion is high in Keokuk County: 94.3% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The picture is much the same across Iowa. The share with a diploma is up 4.5 points from 2006–10, as it has nationally.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Keokuk County

Unemployment, % of the labor force
PeriodKeokuk CountyIowaU.S.
2006–104.4%5.2%8.1%
2010–144.7%5.4%9.4%
2015–194.7%3.7%5.6%
2020–244.3%3.7%5.4%
Change−0.1 pts−1.5 pts−2.7 pts
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Jobs have been a little easier to find in Keokuk County than nationally: unemployment was 4.3%, against 5.4%. That is in line with the rest of Iowa. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Keokuk County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Keokuk County2.4542.99.7%18.7%11.6%1952$81716.9%94.3%4.3%
Mahaska County2.4539.59.9%32.0%9.7%1963$82124.7%93.5%3.7%
Washington County2.5240.99.0%26.0%7.7%1966$87726.4%93.4%2.2%
Marion County2.4340.27.1%22.3%8.4%1976$89133.1%94.8%2.3%
Louisa County2.5244.16.3%19.7%10.4%1963$86416.9%86.0%2.9%
Muscatine County2.4340.013.7%26.1%7.4%1968$1,00823.5%89.7%3.0%
Warren County2.5639.211.0%17.7%6.0%1986$1,07833.8%96.7%3.5%
Mercer County2.3543.67.6%16.2%10.5%1961$77521.1%93.9%3.0%
Rock Island County2.2941.113.3%30.3%7.8%1961$97124.8%90.7%5.6%
Madison County2.5740.810.3%19.9%6.4%1977$1,07627.0%96.7%3.3%
Henry County2.4244.011.2%20.1%10.4%1960$93324.6%92.0%5.1%

All figures 2020–24.

Counties with similar populations: Ben Hill County, GA · Wayne County, TN · Blaine County, NE · Blaine County, MT · Blackford County, IN · Billings County, ND · Big Horn County, WY · Big Horn County, MT · Bethel Census Area, AK · Bertie County, NC

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Keokuk County. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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