St. Thomas, LA Demographics

Population 124 · Census ACS 2020–24

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St. Thomas, LA map of median age by neighborhood
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Population and households in St. Thomas

Household size in St. Thomas

Household size, people per household
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–103.182.692.662.68
2010–142.842.682.642.73
2015–192.432.732.642.71
2020–242.132.632.592.65
Change−1.05−0.06−0.07−0.03
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Households in St. Thomas are small: just 2.13 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Household size has dropped from 3.18 in 2006–10, but in a place this small, survey estimates can swing a lot from one release to the next.

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. Thomas

Median age, years
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–1028.335.336.837.7
2010–1431.536.237.438.6
2015–1941.736.838.339.6
2020–2438.037.139.040.1
Change+9.7+1.8+2.2+2.3
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The median resident of St. Thomas is 38.0 years old, a few years younger than the national median of 40.1. That is in line with the rest of the Baton Rouge area.

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. Thomas

Single-parent households, % of households
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–1010.0%14.1%14.7%12.3%
2010–1419.2%14.8%15.1%12.3%
2015–198.7%13.9%14.1%11.6%
2020–2421.9%14.0%15.2%11.6%
Change+11.9 pts−0.0 pts+0.5 pts−0.6 pts
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Single-parent households are common in St. Thomas: 21.9% of all 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 St. Thomas

Renters in St. Thomas

Renters, % of occupied homes
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–107.2%30.5%31.8%33.3%
2010–144.8%31.4%33.7%35.6%
2015–1931.7%31.0%34.4%36.0%
2020–2416.5%30.9%32.6%34.8%
Change+9.3 pts+0.4 pts+0.9 pts+1.5 pts
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Only 16.5% of households in St. Thomas rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 42.2% 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 St. Thomas

Vacant homes, % of all homes
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–1029.4%10.9%13.9%11.4%
2010–1410.7%11.2%13.1%11.4%
2015–1912.3%15.6%15.1%11.1%
2020–248.8%14.1%14.4%9.6%
Change−20.7 pts+3.2 pts+0.5 pts−1.8 pts
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Vacancy in St. Thomas is close to the national rate: 8.8% of homes are empty, against 9.6%. The rate is lower than in the wider Baton Rouge area (14.1%).

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. Thomas

Age of homes, median year built
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–101974198219771974
2010–141981198419791975
2015–191980198619811977
2020–241987199019841980
Change+13+9+7+6
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The housing in St. Thomas is younger than the country's: half of it was built after 1987, against 1980 nationally. The picture is much the same across the Baton Rouge area.

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. Thomas

Rent, per month
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–10$621$775$755$965
2010–14$617$890$831$1,040
2015–19$642$1,001$920$1,213
2020–24$786$1,207$1,122$1,571
Change+$165+$432+$366+$606
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The median renter in St. Thomas pays $786 a month for rent and utilities, well below the national median of $1,571. Rent takes 36.1% 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. Thomas

Bachelor's degrees in St. Thomas

Bachelor's degrees, % of adults 25+
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–105.9%26.3%22.0%28.4%
2010–1411.1%27.9%22.8%29.6%
2015–1918.8%28.6%24.5%32.1%
2020–2412.3%31.5%27.5%35.6%
Change+6.4 pts+5.3 pts+5.5 pts+7.2 pts
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College degrees are relatively uncommon in St. Thomas: 12.3% of adults 25 and older hold a bachelor's or higher, well 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 St. Thomas

High school graduates, % of adults 25+
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–1084.0%85.1%81.7%84.9%
2010–1472.5%86.9%83.3%86.1%
2015–1974.0%87.7%85.4%87.7%
2020–2490.0%88.9%87.2%89.3%
Change+6.0 pts+3.8 pts+5.5 pts+4.3 pts
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High school completion in St. Thomas is close to the national rate: 90.0% of adults have a diploma or equivalent, against 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 St. Thomas

Unemployment, % of the labor force
PeriodSt. ThomasBaton Rouge areaLouisianaU.S.
2006–107.4%6.8%7.9%8.1%
2010–1413.1%7.7%8.7%9.4%
2015–198.2%6.2%6.7%5.6%
2020–240.0%6.8%6.5%5.4%
Change−7.4 pts+0.0 pts−1.4 pts−2.7 pts
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The survey found almost no one in St. Thomas out of work and looking, against 5.4% of the labor force 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. Thomas compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
St. Thomas2.1338.021.9%16.5%8.8%1987$78612.3%90.0%0.0%
Foley2.1338.021.9%16.5%8.8%1987$78612.3%90.0%0.0%
Oakley2.4241.917.0%12.7%3.4%1975$6405.3%76.9%1.3%
Napoleonville2.4140.616.9%21.4%10.4%1978$80214.2%82.5%6.2%
Elmfield2.3940.93.4%2.9%12.2%1963$79223.8%87.9%7.6%
Supreme2.3043.213.6%13.6%3.9%1980$7326.2%79.2%1.0%
Elm Hall2.1144.621.8%49.3%10.7%1973$80710.2%71.6%17.9%
Georgia2.4241.917.0%12.7%3.4%1975$6405.3%76.9%1.3%
Little Texas2.4241.917.0%12.7%3.4%1975$6405.3%76.9%1.3%
Glenwood2.5637.816.4%14.2%18.5%1979$84116.1%84.5%6.0%
Labadieville2.0541.89.5%18.5%5.2%1983$1,0028.6%75.3%14.7%

All figures 2020–24.

Cities with similar populations: Rogers Stop, PA · Merrill, NY · Messex, CO · Middleton, OH · Ribolt, KY · Ricard, NY · Ridgeview, IN · Rimrock, AZ · Ringdale, PA · Riverview, 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 St. Thomas. 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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