Grain Valley, MO Demographics

Population 21,326 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Grain Valley, MO map of median age by neighborhood
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Population and households in Grain Valley

Household size in Grain Valley

Household size, people per household
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–102.792.572.492.68
2010–142.942.602.522.73
2015–192.782.592.502.71
2020–242.772.552.492.65
Change−0.02−0.02−0.00−0.03
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Households in Grain Valley average 2.77 people, a bit above the national 2.65, so families with children are somewhat more common here. Households are largest in the southwest and smallest in the east. Grain Valley has larger households than the great majority of Missouri cities.

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 Grain Valley

Median age, years
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–1034.337.538.437.7
2010–1434.237.939.238.6
2015–1936.038.840.039.6
2020–2437.139.240.140.1
Change+2.8+1.7+1.7+2.3
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The median resident of Grain Valley is 37.1 years old, a few years younger than the national median of 40.1. The median age has climbed from 34.3 in 2006–10, in line with the national trend. The youngest areas are in the east, the oldest in the west.

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 Grain Valley

Single-parent households, % of households
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–109.8%11.7%11.3%12.3%
2010–1413.6%11.9%11.4%12.3%
2015–1912.3%11.2%10.9%11.6%
2020–248.8%10.9%11.0%11.6%
Change−1.0 pts−0.8 pts−0.3 pts−0.6 pts
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Single-parent households are less common in Grain Valley than nationally: 8.8%, against 11.6%. The single-parent share is down 1.0 points from 2006–10, mirroring the country.

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 Grain Valley

Renters in Grain Valley

Renters, % of occupied homes
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–1022.0%31.2%30.0%33.3%
2010–1430.3%33.7%32.1%35.6%
2015–1929.9%34.9%33.2%36.0%
2020–2429.4%34.2%31.9%34.8%
Change+7.4 pts+3.0 pts+1.9 pts+1.5 pts
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Most households in Grain Valley own their homes; 29.4% rent, a little below the national share of 34.8%. More than a quarter of owners (26.8%) have paid off their mortgages, well below the national share of 39.8%. The renter share has risen 7.4 points since 2006–10, a much bigger shift than nationally.

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 Grain Valley

Vacant homes, % of all homes
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–108.1%10.0%11.6%11.4%
2010–146.7%9.7%12.0%11.4%
2015–193.7%9.0%12.2%11.1%
2020–245.2%7.5%10.5%9.6%
Change−2.9 pts−2.5 pts−1.1 pts−1.8 pts
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Only 5.2% of homes in Grain Valley are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 2.9 points, mirroring the country. Grain Valley has a lower vacancy rate than at least four in five Missouri cities.

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 Grain Valley

Age of homes, median year built
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–101996197619741974
2010–141996197719751975
2015–191999197719761977
2020–241999198019781980
Change+3+4+4+6
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Grain Valley has newer housing than the country as a whole: the median home was built in 1999, versus 1980 nationally. The median year built has moved up from 1996 in 2006–10, a sign of steady new building. Newer construction is concentrated in the north, while the center has the oldest housing. Of the 191 Missouri cities with 5,000+ people, only 11 have newer 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 Grain Valley

Rent, per month
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–10$854$897$740$965
2010–14$928$980$816$1,040
2015–19$1,053$1,095$899$1,213
2020–24$1,395$1,395$1,122$1,571
Change+$541+$498+$383+$606
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The median renter in Grain Valley pays $1,395 a month for rent and utilities, below the national median of $1,571. Rents are up $541 a month from 2006–10, a 63% jump, roughly in step with the nation. The typical renter here spends 31.9% of household income on rent, just over the 30% mark often used to define affordable rent. The priciest rents are in the northwest; the most affordable are in the southeast.

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 Grain Valley

Bachelor's degrees in Grain Valley

Bachelor's degrees, % of adults 25+
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–1025.4%33.5%26.0%28.4%
2010–1424.9%34.1%27.3%29.6%
2015–1928.4%37.1%29.6%32.1%
2020–2430.0%39.7%32.6%35.6%
Change+4.6 pts+6.2 pts+6.6 pts+7.2 pts
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About three in ten adults 25 and older in Grain Valley (30.0%) have a bachelor's degree or higher, a little below the national share of 35.6%. Since 2006–10, the share with a degree has risen 4.6 points, mirroring the country. College graduates are most concentrated in the northwest and least in the east.

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 Grain Valley

High school graduates, % of adults 25+
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–1093.9%90.5%86.8%84.9%
2010–1493.7%90.9%88.3%86.1%
2015–1994.5%91.8%90.0%87.7%
2020–2494.6%92.9%91.8%89.3%
Change+0.7 pts+2.4 pts+5.1 pts+4.3 pts
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High school completion is high in Grain Valley: 94.6% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma has edged up 0.7 points since 2006–10, a smaller shift than 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 Grain Valley

Unemployment, % of the labor force
PeriodGrain ValleyKansas City areaMissouriU.S.
2006–104.6%6.8%7.4%8.1%
2010–145.2%7.6%8.4%9.4%
2015–192.9%4.0%4.6%5.6%
2020–241.6%4.0%4.1%5.4%
Change−3.1 pts−2.9 pts−3.3 pts−2.7 pts
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Unemployment in Grain Valley has been low: just 1.6% of the labor force was out of work and looking, well below the national rate of 5.4%. Of the 191 Missouri cities with 5,000+ people, only 12 have lower unemployment. Since 2006–10, unemployment has fallen 3.1 points, in line with the national trend.

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).

Grain Valley compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Grain Valley2.7737.18.8%29.4%5.2%1999$1,39530.0%94.6%1.6%
Blue Springs2.6439.512.7%30.0%4.7%1988$1,35135.6%95.7%3.2%
Oak Grove2.6938.47.3%30.5%4.1%1987$1,10319.8%91.3%4.3%
Lake Tapawingo2.6743.23.1%9.1%3.7%1983$1,50046.4%98.0%5.2%
Tarsney Lakes2.8541.93.2%11.8%6.2%1991$1,71740.7%92.8%0.3%
Lake Lotawana2.6451.71.2%4.0%22.4%1978$2,05150.2%98.7%5.5%
Buckner2.7240.09.2%18.1%5.5%1975$1,14724.9%91.9%3.6%
Sni Mills3.0948.07.4%12.7%1.6%1989$99029.7%97.1%3.0%
Levasy3.0546.95.3%5.0%12.4%1985$1,32127.9%92.6%0.1%
Lake City2.8347.55.8%7.5%3.6%1979$1,34430.6%94.9%2.2%
Bates City2.8944.98.9%12.3%10.2%1994$98827.3%94.0%4.4%

All figures 2020–24.

Cities with similar populations: Stevenson Ranch, CA · Beaver Dam, WI · Belleview, FL · Belmont, NC · Bethel, CT · Big Lake, MN · Blairsville, GA · Bloomfield, CT · Blue Bell, PA · Bensenville, IL

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 Grain Valley. 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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