Marengo, OH Demographics

Population 5,306 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Marengo, OH map of median age by neighborhood
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Population and households in Marengo

Household size in Marengo

Household size, people per household
PeriodMarengoColumbus areaOhioU.S.
2006–102.642.562.512.68
2010–143.052.592.512.73
2015–192.742.602.472.71
2020–242.702.562.462.65
Change+0.06+0.00−0.05−0.03
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At 2.70 people per household, Marengo sits close to the national average of 2.65. The typical household here is bigger than in the Columbus area as a whole, where it has 2.56 people. Household size has crept up from 2.64 in 2006–10, even as the national average fell.

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 Marengo

Median age, years
PeriodMarengoColumbus areaOhioU.S.
2006–1040.336.239.037.7
2010–1443.737.040.038.6
2015–1943.737.640.739.6
2020–2441.837.940.840.1
Change+1.6+1.7+1.8+2.3
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Marengo skews a little older than the country: its median age is 41.8, against 40.1 nationally. The median age has climbed from 40.3 in 2006–10, as it has nationally. The youngest areas are in the center, the oldest in the southeast.

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 Marengo

Single-parent households, % of households
PeriodMarengoColumbus areaOhioU.S.
2006–1012.3%12.0%11.7%12.3%
2010–147.5%12.1%11.9%12.3%
2015–1915.4%12.3%11.7%11.6%
2020–248.2%12.7%11.7%11.6%
Change−4.1 pts+0.7 pts−0.0 pts−0.6 pts
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Single-parent households are relatively rare in Marengo: 8.2% of households, against 11.6% nationally. The single-parent share has fallen 4.1 points since 2006–10, a much bigger shift than nationally.

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 Marengo

Renters in Marengo

Renters, % of occupied homes
PeriodMarengoColumbus areaOhioU.S.
2006–1013.0%35.4%30.8%33.3%
2010–1416.3%37.9%33.1%35.6%
2015–1918.5%38.5%33.9%36.0%
2020–2412.3%38.7%32.8%34.8%
Change−0.7 pts+3.3 pts+2.0 pts+1.5 pts
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Only 12.3% of households in Marengo rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Nearly three in ten owners (28.0%) have paid off their mortgages, well below the national share of 39.8%. The renter share has edged down 0.7 points since 2006–10, even as the national share rose. Only 33 of the 372 Ohio cities with 5,000+ people have a lower share of renters.

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 Marengo

Vacant homes, % of all homes
PeriodMarengoColumbus areaOhioU.S.
2006–104.2%10.9%10.8%11.4%
2010–149.6%10.0%10.8%11.4%
2015–197.4%8.8%10.2%11.1%
2020–245.9%7.9%8.7%9.6%
Change+1.7 pts−2.9 pts−2.2 pts−1.8 pts
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Fewer homes sit empty in Marengo than nationally: 5.9%, against 9.6% for the U.S. Since 2006–10, vacancy has risen 1.7 points, even as the national rate fell.

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 Marengo

Age of homes, median year built
PeriodMarengoColumbus areaOhioU.S.
2006–101984197619681974
2010–141986197719691975
2015–191987197919701977
2020–241989198219721980
Change+5+6+4+6
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Marengo has newer housing than the country as a whole: the median home was built in 1989, versus 1980 nationally. The median year built has moved up from 1984 in 2006–10, a sign of steady new building. Newer construction is concentrated in the northeast, while the west has the oldest housing.

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 Marengo

Rent, per month
PeriodMarengoColumbus areaOhioU.S.
2006–10$1,004$852$765$965
2010–14$714$924$814$1,040
2015–19$1,014$1,051$901$1,213
2020–24$1,141$1,378$1,142$1,571
Change+$137+$526+$377+$606
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A typical rental in Marengo costs $1,141 a month with utilities, well below the national median of $1,571. Rent has climbed $137 a month since 2006–10, up 14%, a slower climb than the nation's. The typical renter here spends 22.8% of household income on rent, comfortably under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally. Rents run highest in the south and lowest in the east.

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 Marengo

Bachelor's degrees in Marengo

Bachelor's degrees, % of adults 25+
PeriodMarengoColumbus areaOhioU.S.
2006–1014.8%33.3%25.4%28.4%
2010–1413.7%34.4%26.5%29.6%
2015–1913.5%37.6%28.9%32.1%
2020–2423.1%40.2%31.9%35.6%
Change+8.3 pts+6.9 pts+6.5 pts+7.2 pts
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Fewer adults in Marengo have a four-year degree than in the country as a whole: 23.1%, against 35.6% nationally. The share with a degree has risen 8.3 points since 2006–10, mirroring the country. College graduates are most concentrated in the south and least in the northeast.

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 Marengo

High school graduates, % of adults 25+
PeriodMarengoColumbus areaOhioU.S.
2006–1087.8%89.6%87.7%84.9%
2010–1485.9%90.2%88.9%86.1%
2015–1989.4%91.6%90.4%87.7%
2020–2494.1%92.2%91.7%89.3%
Change+6.3 pts+2.6 pts+4.0 pts+4.3 pts
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High school completion in Marengo is above the national rate: 94.1% of adults have a diploma, against 89.3%. Since 2006–10, the share with a diploma has risen 6.3 points, in line with the national trend.

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 Marengo

Unemployment, % of the labor force
PeriodMarengoColumbus areaOhioU.S.
2006–107.2%7.6%8.7%8.1%
2010–148.1%7.8%9.4%9.4%
2015–193.3%4.6%5.5%5.6%
2020–242.3%4.3%4.9%5.4%
Change−4.9 pts−3.4 pts−3.8 pts−2.7 pts
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Unemployment in Marengo has been low: just 2.3% of the labor force was out of work and looking, well below the national rate of 5.4%. Unemployment is down 4.9 points from 2006–10, in line with the national trend. 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).

Marengo compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Marengo2.7041.88.2%12.3%5.9%1989$1,14123.1%94.1%2.3%
Pagetown2.7834.97.1%23.5%4.9%1985$1,14829.4%92.3%3.4%
South Woodbury2.5843.210.1%14.0%5.4%1983$1,09813.6%93.4%3.5%
Fulton2.6846.86.1%8.9%3.5%1994$96813.1%88.8%2.9%
Olive Green2.4649.52.4%8.3%8.1%1991$1,72035.4%96.8%3.3%
Rich Hill2.4239.87.2%13.5%5.3%1979$95321.8%96.0%2.8%
Sparta2.3349.05.5%15.6%9.5%1977$77522.5%91.4%2.3%
Chesterville2.9640.24.7%15.4%13.5%1985$1,28916.5%84.8%0.0%
Cardington2.5242.510.0%19.5%6.8%1984$92115.4%90.1%3.5%
North Condit2.5251.13.7%1.5%9.5%1982$1,47130.9%96.0%3.4%
Centerburg2.6242.56.6%11.2%6.5%1984$98825.0%95.8%3.4%

All figures 2020–24.

Cities with similar populations: Isle Of Palms, SC · Wyoming, PA · Pelican Rapids, MN · Montrose, MN · Mayflower, AR · Mickleton, NJ · Rice, MN · Owensville, MO · Huntsville, AR · Corinth, NY

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 Marengo. 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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