St. Elmo, AL Demographics

Population 2,094 · Census ACS 2020–24

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St. Elmo, AL map of median age by neighborhood
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Population and households in St. Elmo

Household size in St. Elmo

Household size, people per household
PeriodSt. ElmoAlabamaU.S.
2006–102.772.552.68
2010–142.672.582.73
2015–192.862.582.71
2020–242.682.562.65
Change−0.09+0.00−0.03
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At 2.68 people per household, St. Elmo sits close to the national average of 2.65. The typical household here is bigger than in Alabama as a whole, where it has 2.56 people.

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 St. Elmo

Median age, years
PeriodSt. ElmoAlabamaU.S.
2006–1038.138.237.7
2010–1442.139.138.6
2015–1941.040.139.6
2020–2437.640.240.1
Change−0.5+2.0+2.3
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St. Elmo is a little younger than the country as a whole: its median age is 37.6, 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 St. Elmo

Single-parent households, % of households
PeriodSt. ElmoAlabamaU.S.
2006–1014.4%12.5%12.3%
2010–149.0%12.5%12.3%
2015–1911.8%11.8%11.6%
2020–2418.1%12.2%11.6%
Change+3.6 pts−0.3 pts−0.6 pts
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Single parents head just over one in six households in St. Elmo (18.1%), well above the national share of 11.6%. The single-parent share is up 3.6 points from 2006–10, but in a place this small, much of that may be survey noise rather than real change.

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 St. Elmo

Renters in St. Elmo

Renters, % of occupied homes
PeriodSt. ElmoAlabamaU.S.
2006–1019.3%28.9%33.3%
2010–1420.4%30.8%35.6%
2015–1918.6%31.2%36.0%
2020–2415.5%29.8%34.8%
Change−3.8 pts+0.9 pts+1.5 pts
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St. Elmo is largely a place of homeowners: only 15.5% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. About six in ten owners (59.4%) have paid off their mortgages, well 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 St. Elmo

Vacant homes, % of all homes
PeriodSt. ElmoAlabamaU.S.
2006–1010.0%14.0%11.4%
2010–1411.4%14.6%11.4%
2015–1913.8%15.7%11.1%
2020–2413.4%13.5%9.6%
Change+3.3 pts−0.5 pts−1.8 pts
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Vacancy runs high in St. Elmo: 13.4% of homes are empty, against 9.6% nationally. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Alabama as a whole looks much the same.

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 St. Elmo

Age of homes, median year built
PeriodSt. ElmoAlabamaU.S.
2006–10198919801974
2010–14198919821975
2015–19199419831977
2020–24199419861980
Change+5+6+6
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Much of the housing in St. Elmo is relatively new: half of its homes were built after 1994, compared with 1980 for the U.S. as a whole.

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 St. Elmo

Rent, per month
PeriodSt. ElmoAlabamaU.S.
2006–10$720$716$965
2010–14$726$785$1,040
2015–19$894$858$1,213
2020–24$924$1,091$1,571
Change+$204+$375+$606
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A typical rental in St. Elmo costs $924 a month with utilities, well below the national median of $1,571. Rent takes 44.3% 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 St. Elmo

Bachelor's degrees in St. Elmo

Bachelor's degrees, % of adults 25+
PeriodSt. ElmoAlabamaU.S.
2006–109.9%23.3%28.4%
2010–147.7%24.3%29.6%
2015–1912.5%26.2%32.1%
2020–2410.9%29.0%35.6%
Change+1.0 pts+5.7 pts+7.2 pts
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Fewer adults in St. Elmo have a four-year degree than in the country as a whole: 10.9%, against 35.6% nationally.

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 St. Elmo

High school graduates, % of adults 25+
PeriodSt. ElmoAlabamaU.S.
2006–1068.6%82.3%84.9%
2010–1478.8%84.3%86.1%
2015–1974.4%86.4%87.7%
2020–2480.0%88.7%89.3%
Change+11.4 pts+6.4 pts+4.3 pts
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About one in five adults in St. Elmo never finished high school, well above the national share: only 80.0% have a diploma or equivalent, against 89.3% 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 St. Elmo

Unemployment, % of the labor force
PeriodSt. ElmoAlabamaU.S.
2006–105.4%8.6%8.1%
2010–146.0%10.2%9.4%
2015–197.5%6.1%5.6%
2020–244.0%4.9%5.4%
Change−1.4 pts−3.7 pts−2.7 pts
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Unemployment in St. Elmo runs below the national rate: 4.0% of the labor force was out of work and looking, against 5.4% nationally. 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).

St. Elmo compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
St. Elmo2.6837.618.1%15.5%13.4%1994$92410.9%80.0%4.0%
Irvington2.8540.58.0%17.5%12.8%1991$9408.2%72.1%7.5%
Theodore2.4443.814.2%12.0%9.7%1989$1,24022.9%89.9%3.9%
Tillmans Corner2.6836.513.8%33.9%7.8%1988$92715.3%87.6%8.4%
Grand Bay2.8539.312.2%14.2%9.4%1992$97715.2%88.9%2.5%
Bayou La Batre2.7437.612.6%40.6%16.3%1986$8278.4%66.1%7.3%
Seven Hills3.4833.73.7%5.3%4.8%2006$1,05931.7%89.2%2.7%
San Souci Beach2.3348.86.0%9.6%10.1%1987$93321.3%90.5%0.2%
Mon Louis2.9541.26.0%8.5%20.0%1986$1,12018.9%88.8%1.0%
Mobile2.4738.115.2%42.3%12.6%1979$1,12732.1%91.3%5.6%
Moss Point2.4746.012.1%21.1%13.1%1978$98115.4%81.4%8.9%

All figures 2020–24.

Cities with similar populations: Lyndonville, NY · Hoyt Lakes, MN · Huron, TN · Hyndman, PA · Whiting, WI · West River, MD · Weldon, CA · Laurel Springs, NJ · Lepanto, AR · Lisle, 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 St. Elmo. 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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