South Riley, MI Demographics

Population 1,025 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
South Riley, MI map of median age by neighborhood
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Population and households in South Riley

Household size in South Riley

Household size, people per household
PeriodSouth RileyMichiganU.S.
2006–102.752.582.68
2010–143.042.582.73
2015–192.792.532.71
2020–242.522.512.65
Change−0.23−0.06−0.03
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The average household in South Riley has 2.52 people, a bit under the U.S. average of 2.65. Michigan as a whole looks much the same. Household size has dropped from 2.75 in 2006–10, but in a place this small, much of that may be survey noise rather than real change.

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 South Riley

Median age, years
PeriodSouth RileyMichiganU.S.
2006–1039.838.937.7
2010–1442.540.138.6
2015–1946.041.039.6
2020–2444.041.340.1
Change+4.2+2.4+2.3
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South Riley skews older than the country: its median age is 44.0, against 40.1 nationally.

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 South Riley

Single-parent households, % of households
PeriodSouth RileyMichiganU.S.
2006–104.9%11.3%12.3%
2010–144.7%11.5%12.3%
2015–196.5%10.9%11.6%
2020–246.7%10.7%11.6%
Change+1.8 pts−0.6 pts−0.6 pts
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Single parents head only 6.7% of households in South Riley, 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 South Riley

Renters in South Riley

Renters, % of occupied homes
PeriodSouth RileyMichiganU.S.
2006–105.7%25.8%33.3%
2010–145.2%28.5%35.6%
2015–195.1%28.8%36.0%
2020–244.6%26.8%34.8%
Change−1.1 pts+1.0 pts+1.5 pts
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South Riley is overwhelmingly a place of homeowners: only 4.6% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. More than four in ten owners (44.6%) have paid off their mortgages, 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 South Riley

Vacant homes, % of all homes
PeriodSouth RileyMichiganU.S.
2006–101.3%13.0%11.4%
2010–143.8%13.0%11.4%
2015–193.6%11.9%11.1%
2020–241.7%10.2%9.6%
Change+0.5 pts−2.8 pts−1.8 pts
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Empty homes are scarce in South Riley: just 1.7% sit vacant, compared with 9.6% nationally, a sign of a tight housing market.

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 South Riley

Age of homes, median year built
PeriodSouth RileyMichiganU.S.
2006–10197919691974
2010–14197719701975
2015–19197819711977
2020–24198519721980
Change+6+3+6
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The housing in South Riley is a little younger than the country's: half of it was built after 1985, against 1980 nationally.

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 South Riley

Rent, per month
PeriodSouth RileyMichiganU.S.
2006–10$962$833$965
2010–14$1,079$886$1,040
2015–19$800$978$1,213
2020–24$1,027$1,228$1,571
Change+$65+$395+$606
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Rent in South Riley runs $1,027 a month at the median, utilities included, well below the U.S. median of $1,571. The typical renter here spends 25.1% 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 South Riley

Bachelor's degrees in South Riley

Bachelor's degrees, % of adults 25+
PeriodSouth RileyMichiganU.S.
2006–1027.6%26.1%28.4%
2010–1428.7%27.1%29.6%
2015–1930.3%29.5%32.1%
2020–2434.7%32.7%35.6%
Change+7.2 pts+6.6 pts+7.2 pts
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Just over a third of adults 25 and older in South Riley (34.7%) hold at least a bachelor's degree, close to 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 South Riley

High school graduates, % of adults 25+
PeriodSouth RileyMichiganU.S.
2006–1094.3%88.3%84.9%
2010–1493.1%89.3%86.1%
2015–1997.3%90.7%87.7%
2020–2494.8%91.8%89.3%
Change+0.6 pts+3.5 pts+4.3 pts
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High school completion is high in South Riley: 94.8% 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 South Riley

Unemployment, % of the labor force
PeriodSouth RileyMichiganU.S.
2006–105.0%11.5%8.1%
2010–146.4%11.7%9.4%
2015–193.0%6.1%5.6%
2020–243.6%5.9%5.4%
Change−1.4 pts−5.7 pts−2.7 pts
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Jobs have been easier to find in South Riley than nationally: unemployment was 3.6%, against 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).

South Riley compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
South Riley2.5244.06.7%4.6%1.7%1985$1,02734.7%94.8%3.6%
Eagle2.6738.810.7%5.5%2.5%1979$1,23727.5%95.3%1.3%
Dewitt2.5942.87.5%14.5%2.1%1989$1,27949.6%96.3%2.5%
Eureka2.6543.35.5%4.9%2.5%1977$83230.3%94.3%3.5%
Wacousta2.5541.88.5%9.3%3.0%1983$1,40740.6%98.5%4.0%
Westphalia2.8134.55.3%7.9%1.3%1973$75033.4%94.1%3.0%
Grand Ledge2.3245.45.2%19.4%4.8%1978$1,38441.5%96.8%4.4%
Waverly2.1043.79.0%44.5%4.3%1979$1,13043.5%93.3%5.6%
Fowler2.6142.16.3%7.5%5.4%1960$64727.7%96.9%1.8%
St. Johns2.4644.09.0%21.7%6.9%1971$96525.0%93.4%4.4%
Bath2.3342.212.1%25.7%5.7%1986$1,39738.2%94.7%4.7%

All figures 2020–24.

Cities with similar populations: Arcadia Lakes, SC · Ashkum, IL · Ashland, MT · Bellefonte, KY · Sandstone, MI · Oxford, KS · Paradise Hill, OH · Perrysburg, NY · Plainville, WI · Preachersville, KY

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 South Riley. 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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