Dedham, IA Demographics

Population 455 · Census ACS 2020–24

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Dedham, IA map of median age by neighborhood
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Population and households in Dedham

Household size in Dedham

Household size, people per household
PeriodDedhamIowaU.S.
2006–102.472.442.68
2010–142.512.452.73
2015–192.582.432.71
2020–242.602.432.65
Change+0.13−0.01−0.03
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At 2.60 people per household, Dedham sits close to the national average of 2.65. The typical household here is bigger than in Iowa overall, where it has 2.43 people. Since 2006–10, household size has climbed from 2.47, but in a place this small, survey estimates can swing a lot from one release to the next.

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 Dedham

Median age, years
PeriodDedhamIowaU.S.
2006–1034.938.837.7
2010–1437.539.338.6
2015–1942.139.739.6
2020–2439.339.840.1
Change+4.4+1.0+2.3
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Half of the people in Dedham are younger than 39.3 and half are older, close to the national median of 40.1.

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 Dedham

Single-parent households, % of households
PeriodDedhamIowaU.S.
2006–102.2%9.5%12.3%
2010–142.0%9.9%12.3%
2015–199.1%10.0%11.6%
2020–2411.5%10.0%11.6%
Change+9.3 pts+0.6 pts−0.6 pts
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Single parents head nearly one in eight households in Dedham (11.5%), close to the national share of 11.6%. Single parents are more common here than in Iowa as a whole (10.0%).

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 Dedham

Renters in Dedham

Renters, % of occupied homes
PeriodDedhamIowaU.S.
2006–1023.3%26.8%33.3%
2010–1424.3%28.2%35.6%
2015–1919.3%28.9%36.0%
2020–2421.4%28.3%34.8%
Change−1.9 pts+1.5 pts+1.5 pts
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Dedham is largely a place of homeowners: only 21.4% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. About half of owners (51.3%) have paid off their mortgages, well above the national share of 39.8%.

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 Dedham

Vacant homes, % of all homes
PeriodDedhamIowaU.S.
2006–1012.4%8.7%11.4%
2010–1412.8%8.6%11.4%
2015–1911.5%9.4%11.1%
2020–2410.9%8.8%9.6%
Change−1.5 pts+0.1 pts−1.8 pts
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About as many homes sit empty in Dedham as nationally: 10.9%, against 9.6%. The rate is higher than in Iowa overall (8.8%).

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 Dedham

Age of homes, median year built
PeriodDedhamIowaU.S.
2006–10194919651974
2010–14195219671975
2015–19194819691977
2020–24194519711980
Change−5+6+6
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The housing in Dedham is old by national standards: the median home dates to 1945, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates.

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 Dedham

Rent, per month
PeriodDedhamIowaU.S.
2006–10$487$669$965
2010–14$506$732$1,040
2015–19$618$821$1,213
2020–24$780$1,020$1,571
Change+$293+$351+$606
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A typical rental in Dedham costs $780 a month with utilities, well below the national median of $1,571. The typical renter here spends 16.8% of household income on rent, comfortably under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally.

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 Dedham

Bachelor's degrees in Dedham

Bachelor's degrees, % of adults 25+
PeriodDedhamIowaU.S.
2006–1017.5%26.5%28.4%
2010–1413.2%27.9%29.6%
2015–1914.5%29.3%32.1%
2020–2420.4%32.3%35.6%
Change+2.8 pts+5.8 pts+7.2 pts
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Fewer adults in Dedham have a four-year degree than in the country as a whole: 20.4%, against 35.6% nationally.

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 Dedham

High school graduates, % of adults 25+
PeriodDedhamIowaU.S.
2006–1090.0%90.4%84.9%
2010–1490.7%91.4%86.1%
2015–1997.1%92.1%87.7%
2020–2492.0%93.0%89.3%
Change+1.9 pts+2.7 pts+4.3 pts
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About nine in ten adults in Dedham have finished high school (92.0%), a bit above the national rate of 89.3%. Iowa as a whole looks much the same.

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 Dedham

Unemployment, % of the labor force
PeriodDedhamIowaU.S.
2006–104.4%5.2%8.1%
2010–142.8%5.4%9.4%
2015–191.4%3.7%5.6%
2020–241.4%3.7%5.4%
Change−3.0 pts−1.5 pts−2.7 pts
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Unemployment in Dedham has been low: just 1.4% of the labor force was out of work and looking, well below the national rate of 5.4%. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's 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).

Dedham compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Dedham2.6039.311.5%21.4%10.9%1945$78020.4%92.0%1.4%
Willey2.7640.24.9%16.2%15.8%1942$98117.2%95.8%0.8%
Templeton2.2551.91.7%3.4%3.5%1953$72212.3%92.1%0.3%
Coon Rapids2.5938.411.6%21.2%10.8%1946$78620.2%92.2%1.7%
Roselle2.5535.412.1%19.6%9.1%1962$83319.5%96.3%1.0%
Ross2.3949.56.0%20.1%12.5%1938$77524.1%93.7%0.0%
Gray2.3749.85.5%17.9%11.4%1940$76822.7%93.5%0.0%
Halbur2.5435.512.1%19.5%8.9%1962$82819.5%96.3%1.0%
Carroll2.1743.68.0%27.5%8.5%1969$84727.4%95.7%2.2%
Glidden2.6541.06.1%19.0%4.9%1953$55123.8%95.4%2.3%
Manning2.0741.34.7%13.9%8.4%1950$72324.4%96.0%0.7%

All figures 2020–24.

Cities with similar populations: Ionia, MO · Rolinda, CA · Rockport, WA · Rock, KS · Rock Bluff, FL · Robertsville, OH · River Junction, FL · Richfield Center, OH · Kampsville, IL · Kamay, TX

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 Dedham. 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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