Marine, IL Demographics

Population 1,714 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Marine, IL map of median age by neighborhood
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Population and households in Marine

Household size in Marine

Household size, people per household
PeriodMarineSt. Louis areaIllinoisU.S.
2006–102.532.522.692.68
2010–142.602.532.712.73
2015–192.532.492.662.71
2020–242.762.462.582.65
Change+0.23−0.06−0.11−0.03
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The typical household in Marine holds 2.76 people, slightly more than the U.S. average of 2.65. Household size has climbed from 2.53 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 Marine

Median age, years
PeriodMarineSt. Louis areaIllinoisU.S.
2006–1042.638.537.637.7
2010–1441.339.538.538.6
2015–1943.040.739.639.6
2020–2436.040.840.240.1
Change−6.6+2.3+2.6+2.3
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With a median age of just 36.0, Marine is far younger than the country as a whole (40.1), a population that tilts toward young families with children.

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 Marine

Single-parent households, % of households
PeriodMarineSt. Louis areaIllinoisU.S.
2006–107.5%11.7%11.7%12.3%
2010–149.3%11.5%11.7%12.3%
2015–194.9%11.0%11.1%11.6%
2020–248.0%11.1%11.3%11.6%
Change+0.5 pts−0.6 pts−0.4 pts−0.6 pts
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Single-parent households are relatively rare in Marine: 8.0% of households, against 11.6% 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 Marine

Renters in Marine

Renters, % of occupied homes
PeriodMarineSt. Louis areaIllinoisU.S.
2006–109.4%28.3%30.8%33.3%
2010–1418.5%30.1%33.1%35.6%
2015–1916.9%31.1%33.9%36.0%
2020–2414.1%29.6%32.9%34.8%
Change+4.7 pts+1.4 pts+2.1 pts+1.5 pts
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Only 14.1% of households in Marine rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 38.8% have no mortgage at all, about the same as 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 Marine

Vacant homes, % of all homes
PeriodMarineSt. Louis areaIllinoisU.S.
2006–105.2%9.6%10.0%11.4%
2010–144.6%10.1%10.1%11.4%
2015–197.5%10.1%9.8%11.1%
2020–244.3%8.8%8.1%9.6%
Change−0.8 pts−0.8 pts−1.9 pts−1.8 pts
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Only 4.3% of homes in Marine are vacant, far below the national rate of 9.6%, which usually means strong demand for housing.

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 Marine

Age of homes, median year built
PeriodMarineSt. Louis areaIllinoisU.S.
2006–101974197219661974
2010–141969197219671975
2015–191977197319681977
2020–241979197519701980
Change+6+3+4+6
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Homes in Marine are about the same age as the nation's housing: the median home was built in 1979, versus 1980 nationally. Homes here are newer than in the St. Louis area as a whole, where the median home dates to 1975.

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 Marine

Rent, per month
PeriodMarineSt. Louis areaIllinoisU.S.
2006–10$725$825$953$965
2010–14$717$920$1,028$1,040
2015–19$723$1,010$1,165$1,213
2020–24$980$1,239$1,428$1,571
Change+$254+$414+$475+$606
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A typical rental in Marine costs $980 a month with utilities, well below the national median of $1,571. Rent takes 18.8% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

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 Marine

Bachelor's degrees in Marine

Bachelor's degrees, % of adults 25+
PeriodMarineSt. Louis areaIllinoisU.S.
2006–1018.0%30.3%31.2%28.4%
2010–1425.4%32.1%32.4%29.6%
2015–1933.8%34.9%34.7%32.1%
2020–2430.8%38.5%37.7%35.6%
Change+12.8 pts+8.3 pts+6.5 pts+7.2 pts
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About three in ten adults 25 and older in Marine (30.8%) have a bachelor's degree or higher, a little 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 Marine

High school graduates, % of adults 25+
PeriodMarineSt. Louis areaIllinoisU.S.
2006–1093.1%88.8%86.3%84.9%
2010–1495.3%90.5%87.5%86.1%
2015–1996.1%92.1%89.1%87.7%
2020–2496.7%93.6%90.3%89.3%
Change+3.5 pts+4.8 pts+4.0 pts+4.3 pts
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High school completion is high in Marine: 96.7% 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 Marine

Unemployment, % of the labor force
PeriodMarineSt. Louis areaIllinoisU.S.
2006–105.3%7.7%8.7%8.1%
2010–145.9%8.8%10.2%9.4%
2015–194.6%4.9%6.1%5.6%
2020–243.0%4.3%6.0%5.4%
Change−2.3 pts−3.4 pts−2.7 pts−2.7 pts
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The job market in Marine has been strong: just 3.0% of the labor force was out of work and looking, well below the national rate of 5.4%. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current 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).

Marine compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Marine2.7636.08.0%14.1%4.3%1979$98030.8%96.7%3.0%
Fruit3.0840.24.3%6.3%5.7%1996$1,01750.6%99.2%3.8%
St. Jacob2.7937.05.2%9.2%6.8%1991$1,15045.1%96.4%0.9%
Kaufman2.4450.43.1%19.7%2.7%1973$75321.5%90.6%3.1%
Kuhn Station3.0442.13.7%2.9%6.9%2000$1,04452.1%99.2%4.9%
Highland2.2543.010.2%22.2%3.8%1986$99638.5%97.0%2.0%
Grantfork2.6742.34.1%10.2%5.2%1979$1,02141.5%94.2%1.6%
Alhambra2.4449.52.9%19.5%3.2%1971$76822.9%90.9%2.7%
Troy2.7038.69.9%17.8%8.5%1991$1,19444.7%97.6%3.9%
Hamel2.6336.87.4%19.1%3.3%1978$94141.3%95.8%0.6%
Edwardsville2.5235.17.1%29.4%8.3%1980$1,32954.4%97.9%4.5%

All figures 2020–24.

Cities with similar populations: Accident, MD · Stantonville, TN · Stanberry, MO · Springfield, SC · Soldiers Grove, WI · McDonalds Mill, VA · Malta, IL · Mahomet, TX · Macon, IL · Stockton, KS

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 Marine. 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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