Johannesburg, MI Demographics

Population 2,207 · Census ACS 2020–24

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

Household size in Johannesburg

Household size, people per household
PeriodJohannesburgMichiganU.S.
2006–102.242.582.68
2010–142.342.582.73
2015–192.332.532.71
2020–242.322.512.65
Change+0.08−0.06−0.03
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Johannesburg is a place of small households, averaging 2.32 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children.

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 Johannesburg

Median age, years
PeriodJohannesburgMichiganU.S.
2006–1050.938.937.7
2010–1451.240.138.6
2015–1952.241.039.6
2020–2450.341.340.1
Change−0.6+2.4+2.3
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With a median age of 50.3, Johannesburg is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

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 Johannesburg

Single-parent households, % of households
PeriodJohannesburgMichiganU.S.
2006–103.5%11.3%12.3%
2010–144.6%11.5%12.3%
2015–195.7%10.9%11.6%
2020–247.0%10.7%11.6%
Change+3.6 pts−0.6 pts−0.6 pts
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Single-parent households are relatively rare in Johannesburg: 7.0% of households, against 11.6% nationally. The single-parent share has risen 3.6 points since 2006–10, but in a place this small, survey estimates can swing a lot from one release to the next.

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 Johannesburg

Renters in Johannesburg

Renters, % of occupied homes
PeriodJohannesburgMichiganU.S.
2006–107.7%25.8%33.3%
2010–148.4%28.5%35.6%
2015–1911.0%28.8%36.0%
2020–249.0%26.8%34.8%
Change+1.3 pts+1.0 pts+1.5 pts
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Johannesburg is overwhelmingly a place of homeowners: only 9.0% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 47.1% have no mortgage at all, 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 Johannesburg

Vacant homes, % of all homes
PeriodJohannesburgMichiganU.S.
2006–1054.8%13.0%11.4%
2010–1453.6%13.0%11.4%
2015–1951.5%11.9%11.1%
2020–2444.7%10.2%9.6%
Change−10.1 pts−2.8 pts−1.8 pts
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Vacant homes make up 44.7% of the housing in Johannesburg, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

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 Johannesburg

Age of homes, median year built
PeriodJohannesburgMichiganU.S.
2006–10197519691974
2010–14197819701975
2015–19197619711977
2020–24197719721980
Change+2+3+6
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Homes in Johannesburg are about the same age as the nation's housing: the median home was built in 1977, versus 1980 nationally. Homes here are newer than in Michigan as a whole, where the median home dates to 1972.

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 Johannesburg

Rent, per month
PeriodJohannesburgMichiganU.S.
2006–10$652$833$965
2010–14$740$886$1,040
2015–19$782$978$1,213
2020–24$977$1,228$1,571
Change+$325+$395+$606
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The median renter in Johannesburg pays $977 a month for rent and utilities, well below the national median of $1,571. Rent takes 40.2% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

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 Johannesburg

Bachelor's degrees in Johannesburg

Bachelor's degrees, % of adults 25+
PeriodJohannesburgMichiganU.S.
2006–1014.5%26.1%28.4%
2010–1416.4%27.1%29.6%
2015–1918.6%29.5%32.1%
2020–2425.8%32.7%35.6%
Change+11.4 pts+6.6 pts+7.2 pts
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College degrees are less common in Johannesburg than nationally: 25.8% of adults 25 and older have a bachelor's or higher, against 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 Johannesburg

High school graduates, % of adults 25+
PeriodJohannesburgMichiganU.S.
2006–1089.6%88.3%84.9%
2010–1490.5%89.3%86.1%
2015–1993.6%90.7%87.7%
2020–2494.7%91.8%89.3%
Change+5.1 pts+3.5 pts+4.3 pts
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High school completion is high in Johannesburg: 94.7% 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 Johannesburg

Unemployment, % of the labor force
PeriodJohannesburgMichiganU.S.
2006–1013.5%11.5%8.1%
2010–149.9%11.7%9.4%
2015–196.0%6.1%5.6%
2020–247.8%5.9%5.4%
Change−5.7 pts−5.7 pts−2.7 pts
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Finding work has been harder in Johannesburg: 7.8% of the labor force was out of work and looking, well above 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).

Johannesburg compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Johannesburg2.3250.37.0%9.0%44.7%1977$97725.8%94.7%7.8%
Sparr2.5343.98.2%9.1%28.3%1981$1,01725.4%94.2%3.6%
Lewiston1.9057.37.9%14.3%48.2%1976$93319.4%91.0%7.4%
Lovells1.9261.43.8%3.7%59.7%1980$88420.4%90.9%14.4%
Gaylord2.2244.111.6%27.7%16.3%1983$1,09227.8%94.1%3.3%
Oak Grove2.4435.110.9%20.8%26.7%1984$85436.1%94.5%1.2%
Atlanta1.9055.88.5%10.2%42.9%1974$68912.3%89.5%4.4%
Waters2.1754.15.1%13.3%46.2%1982$1,18320.2%95.6%7.6%
Otsego Lake2.2450.04.1%11.3%34.2%1983$1,33724.5%98.8%3.6%
Eyedylwild Beach2.4348.65.2%5.5%23.0%1989$1,26320.8%96.8%5.8%
Vanderbilt2.2744.59.8%22.7%26.7%1983$95115.1%88.0%5.6%

All figures 2020–24.

Cities with similar populations: Three Lakes, WI · Gaston, IN · Webster Springs, WV · Wausaukee, WI · Gumbranch, GA · Hanoverton, OH · Walcott, IA · Upton, KY · Huntington, UT · Tuckerman, AR

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 Johannesburg. 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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