Dunbar, IA Demographics

Population 303 · Census ACS 2020–24

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

Household size in Dunbar

Household size, people per household
PeriodDunbarIowaU.S.
2006–102.592.442.68
2010–142.312.452.73
2015–192.412.432.71
2020–242.242.432.65
Change−0.35−0.01−0.03
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Dunbar is a place of small households, averaging 2.24 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Household size has dropped from 2.59 in 2006–10, 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 Dunbar

Median age, years
PeriodDunbarIowaU.S.
2006–1045.838.837.7
2010–1450.539.338.6
2015–1949.539.739.6
2020–2449.639.840.1
Change+3.8+1.0+2.3
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Dunbar skews older: half of its residents are older than 49.6, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families.

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 Dunbar

Single-parent households, % of households
PeriodDunbarIowaU.S.
2006–107.3%9.5%12.3%
2010–144.8%9.9%12.3%
2015–194.6%10.0%11.6%
2020–244.0%10.0%11.6%
Change−3.4 pts+0.6 pts−0.6 pts
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Single parents head only 4.0% of households in Dunbar, well below the national share of 11.6%.

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 Dunbar

Renters in Dunbar

Renters, % of occupied homes
PeriodDunbarIowaU.S.
2006–1023.7%26.8%33.3%
2010–1413.8%28.2%35.6%
2015–1912.7%28.9%36.0%
2020–2419.6%28.3%34.8%
Change−4.1 pts+1.5 pts+1.5 pts
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Only 19.6% of households in Dunbar rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 55.0% have no mortgage at all, 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 Dunbar

Vacant homes, % of all homes
PeriodDunbarIowaU.S.
2006–104.3%8.7%11.4%
2010–146.5%8.6%11.4%
2015–196.2%9.4%11.1%
2020–249.3%8.8%9.6%
Change+5.1 pts+0.1 pts−1.8 pts
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Vacancy in Dunbar is close to the national rate: 9.3% of homes are empty, against 9.6%.

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 Dunbar

Age of homes, median year built
PeriodDunbarIowaU.S.
2006–10196319651974
2010–14194719671975
2015–19195619691977
2020–24195319711980
Change−9+6+6
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Dunbar is a place of older homes: half were built before 1953, while the national median is 1980. That means established neighborhoods, and more houses that may need updating.

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 Dunbar

Rent, per month
PeriodDunbarIowaU.S.
2006–10$641$669$965
2010–14$735$732$1,040
2015–19$747$821$1,213
2020–24$897$1,020$1,571
Change+$256+$351+$606
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A typical rental in Dunbar costs $897 a month with utilities, well below the national median of $1,571. The typical renter here spends 25.8% 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 Dunbar

Bachelor's degrees in Dunbar

Bachelor's degrees, % of adults 25+
PeriodDunbarIowaU.S.
2006–1017.9%26.5%28.4%
2010–1415.6%27.9%29.6%
2015–1916.7%29.3%32.1%
2020–2415.7%32.3%35.6%
Change−2.1 pts+5.8 pts+7.2 pts
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College degrees are relatively uncommon in Dunbar: 15.7% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%.

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 Dunbar

High school graduates, % of adults 25+
PeriodDunbarIowaU.S.
2006–1086.4%90.4%84.9%
2010–1494.5%91.4%86.1%
2015–1990.6%92.1%87.7%
2020–2496.6%93.0%89.3%
Change+10.2 pts+2.7 pts+4.3 pts
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High school completion is high in Dunbar: 96.6% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

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 Dunbar

Unemployment, % of the labor force
PeriodDunbarIowaU.S.
2006–108.0%5.2%8.1%
2010–143.2%5.4%9.4%
2015–192.4%3.7%5.6%
2020–242.6%3.7%5.4%
Change−5.4 pts−1.5 pts−2.7 pts
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The job market in Dunbar has been strong: just 2.6% 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).

Dunbar compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Dunbar2.2449.64.0%19.6%9.3%1953$89715.7%96.6%2.6%
Marshalltown2.6538.210.9%29.5%9.3%1958$1,11121.3%82.6%4.7%
Green Mountain2.2257.11.3%10.7%6.0%1956$90816.8%98.8%3.3%
Quarry2.1357.15.9%7.2%7.4%1962$85827.1%98.0%2.4%
Albion2.4046.77.7%12.2%11.9%1947$82311.5%96.8%1.7%
Marietta2.4648.012.6%12.5%15.5%1944$92719.2%96.9%1.2%
Le Grand2.1447.95.5%8.7%16.8%1973$57825.0%97.5%3.0%
Ferguson2.5738.626.5%4.0%4.0%1942$1,06029.7%98.6%0.4%
LaMoille2.2744.612.4%24.8%13.7%1940$1,17825.9%96.7%0.1%
Haverhill2.2748.22.6%13.2%5.6%1959$77826.0%97.7%5.2%
Liscomb2.5138.93.9%10.4%2.5%1942$1,02439.9%95.8%2.0%

All figures 2020–24.

Cities with similar populations: Hamer, NC · Jady Hill, NH · Homer Hill, NY · Hilton Village, WV · Hillsboro, PA · Highbluff, AL · Hicks, LA · Hickory Grove, PA · Hawthorn, AL · Hawleyville, IA

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 Dunbar. 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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