St. Augustine, FL Demographics

Population 104,739 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
St. Augustine, FL map of median age by neighborhood
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Population and households in St. Augustine

Household size in St. Augustine

Household size, people per household
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–102.512.632.632.68
2010–142.562.682.732.73
2015–192.672.662.752.71
2020–242.682.582.632.65
Change+0.18−0.05+0.00−0.03
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At 2.68 people per household, St. Augustine sits close to the national average of 2.65. The typical household here is bigger than in the Jacksonville area as a whole, where it has 2.58 people. Since 2006–10, household size has climbed from 2.51, 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 St. Augustine

Median age, years
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–1040.937.440.837.7
2010–1441.638.842.038.6
2015–1943.439.543.039.6
2020–2444.840.443.540.1
Change+3.9+3.1+2.7+2.3
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With a median age of 44.8, St. Augustine is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. The median age has climbed from 40.9 in 2006–10, as it has nationally. Residents skew youngest in the center and 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 St. Augustine

Single-parent households, % of households
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–1011.5%12.2%12.4%12.3%
2010–149.0%12.2%12.2%12.3%
2015–198.9%12.0%11.5%11.6%
2020–247.6%11.7%11.4%11.6%
Change−3.9 pts−0.4 pts−1.0 pts−0.6 pts
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Single parents head only 7.6% of households in St. Augustine, well below the national share of 11.6%. Since 2006–10, the single-parent share has fallen 3.9 points, 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 St. Augustine

Renters in St. Augustine

Renters, % of occupied homes
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–1030.3%31.8%30.3%33.3%
2010–1431.9%34.2%33.9%35.6%
2015–1925.8%35.5%34.6%36.0%
2020–2422.3%33.5%32.4%34.8%
Change−8.0 pts+1.7 pts+2.1 pts+1.5 pts
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Only 22.3% of households in St. Augustine rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 33.0% have no mortgage at all, below the national share of 39.8%. Renting is most common in the center and least common in the northwest. The renter share has fallen 8.0 points since 2006–10, even as the national share rose.

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. Augustine

Vacant homes, % of all homes
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–1014.8%13.4%17.2%11.4%
2010–1415.0%13.8%17.6%11.4%
2015–1914.0%11.8%15.4%11.1%
2020–2412.6%9.4%12.5%9.6%
Change−2.2 pts−4.1 pts−4.8 pts−1.8 pts
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More homes sit empty in St. Augustine than nationally: 12.6%, against 9.6%. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Vacancy has fallen 2.2 points since 2006–10, in line with the national trend.

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. Augustine

Age of homes, median year built
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–101993198519841974
2010–141993198619851975
2015–191995198719861977
2020–242003199219891980
Change+10+7+5+6
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St. Augustine has newer housing than the country as a whole: the median home was built in 2003, versus 1980 nationally. The median year built has moved up from 1993 in 2006–10, a sign of steady new building. The newest homes are mostly in the northwest, the oldest in the east. Only 40 of the 512 Florida cities with 5,000+ people have newer homes.

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. Augustine

Rent, per month
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–10$1,053$1,041$1,092$965
2010–14$1,073$1,106$1,123$1,040
2015–19$1,310$1,251$1,323$1,213
2020–24$1,961$1,750$1,816$1,571
Change+$908+$709+$724+$606
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The median renter in St. Augustine pays $1,961 a month for rent and utilities, well above the national median of $1,571. Rent has climbed $908 a month since 2006–10, up 86%, faster than rents rose nationally. The typical renter here spends 33.2% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched. The priciest rents are in the northwest; the most affordable are in the south.

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. Augustine

Bachelor's degrees in St. Augustine

Bachelor's degrees, % of adults 25+
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–1032.1%26.9%26.4%28.4%
2010–1434.0%28.4%27.0%29.6%
2015–1937.1%31.4%30.0%32.1%
2020–2446.5%36.7%34.6%35.6%
Change+14.4 pts+9.8 pts+8.2 pts+7.2 pts
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St. Augustine is highly educated: 46.5% of adults 25 and older hold at least a bachelor's degree, far above the national share of 35.6%. The share with a degree is up 14.4 points from 2006–10, as it has nationally. St. Augustine has a higher share of college graduates than the great majority of Florida cities.

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. Augustine

High school graduates, % of adults 25+
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–1089.3%88.5%85.5%84.9%
2010–1491.3%89.6%86.5%86.1%
2015–1992.6%90.9%88.2%87.7%
2020–2494.5%92.2%90.0%89.3%
Change+5.2 pts+3.7 pts+4.4 pts+4.3 pts
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High school completion is high in St. Augustine: 94.5% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma has risen 5.2 points since 2006–10, as it has 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. Augustine

Unemployment, % of the labor force
PeriodSt. AugustineJacksonville areaFloridaU.S.
2006–107.8%8.2%8.9%8.1%
2010–147.8%10.7%11.0%9.4%
2015–195.0%5.7%5.7%5.6%
2020–243.0%4.2%4.8%5.4%
Change−4.8 pts−4.0 pts−4.1 pts−2.7 pts
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The job market in St. Augustine has been strong: just 3.0% of the labor force was out of work and looking, well below the national rate of 5.4%. Since 2006–10, unemployment has fallen 4.8 points, as it has nationally. 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).

St. Augustine compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
St. Augustine2.6844.87.6%22.3%12.6%2003$1,96146.5%94.5%3.0%
Vilano Beach2.7050.63.7%5.6%12.9%1999$2,20946.1%98.4%2.7%
South Ponte Vedra Beach2.8945.64.4%6.6%20.3%2000$2,49650.3%100.0%2.2%
World Golf Village2.8442.67.1%14.9%8.5%2013$2,46050.5%96.0%2.2%
St. Augustine South2.2150.24.7%7.0%13.3%1983$1,37841.9%96.0%2.5%
Vermont Heights2.4350.17.4%13.4%5.6%2007$1,60131.4%96.8%1.3%
St. Augustine Beach2.2753.24.5%27.0%27.1%1989$1,67153.4%93.7%7.1%
St. Augustine Shores2.2052.18.7%23.3%9.1%1995$1,99134.8%92.2%2.9%
West Tocoi2.5046.26.6%9.1%13.7%1998$1,76728.9%94.2%3.0%
Federal Point1.6162.63.3%8.9%15.6%1977$1,75220.6%93.3%5.2%
Sherwood Forest3.0335.26.7%28.1%11.6%2021$2,16359.2%98.0%2.6%

All figures 2020–24.

Cities with similar populations: Utica, MI · San Leandro, CA · Kennesaw, GA · Macomb, MI · Brandon, FL · Williamsburg, VA · Westminster, CA · Valdosta, GA · Tracy, CA · Santa Monica, CA

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. Augustine. 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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