San Mateo, FL Demographics

Population 1,575 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
San Mateo, FL map of median age by neighborhood
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Population and households in San Mateo

Household size in San Mateo

Household size, people per household
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–102.312.482.632.68
2010–142.462.572.732.73
2015–192.272.512.752.71
2020–241.832.402.632.65
Change−0.48−0.07+0.00−0.03
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San Mateo is a place of small households, averaging 1.83 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Household size has dropped from 2.31 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 San Mateo

Median age, years
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–1045.745.040.837.7
2010–1450.646.042.038.6
2015–1954.747.243.039.6
2020–2457.647.343.540.1
Change+11.9+2.3+2.7+2.3
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With a median age of 57.6, San Mateo is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

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 San Mateo

Single-parent households, % of households
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–1011.8%9.8%12.4%12.3%
2010–148.3%9.7%12.2%12.3%
2015–197.6%9.7%11.5%11.6%
2020–246.4%10.4%11.4%11.6%
Change−5.4 pts+0.7 pts−1.0 pts−0.6 pts
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Single-parent households are relatively rare in San Mateo: 6.4% 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 San Mateo

Renters in San Mateo

Renters, % of occupied homes
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–1019.6%23.3%30.3%33.3%
2010–1430.7%27.7%33.9%35.6%
2015–1925.9%28.8%34.6%36.0%
2020–2417.3%24.6%32.4%34.8%
Change−2.3 pts+1.4 pts+2.1 pts+1.5 pts
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San Mateo is largely a place of homeowners: only 17.3% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. More than half of owners (54.6%) 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 San Mateo

Vacant homes, % of all homes
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–1030.5%18.2%17.2%11.4%
2010–1428.8%20.4%17.6%11.4%
2015–1927.4%14.6%15.4%11.1%
2020–2416.8%12.1%12.5%9.6%
Change−13.7 pts−6.1 pts−4.8 pts−1.8 pts
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Vacancy is high in San Mateo: 16.8% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

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 San Mateo

Age of homes, median year built
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–101983198619841974
2010–141984198619851975
2015–191985198719861977
2020–241991199019891980
Change+8+4+5+6
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San Mateo has newer housing than the country as a whole: the median home was built in 1991, versus 1980 nationally. The Daytona Beach area as a whole looks much the same.

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 San Mateo

Rent, per month
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–10$540$1,012$1,092$965
2010–14$572$1,045$1,123$1,040
2015–19$974$1,186$1,323$1,213
2020–24$896$1,649$1,816$1,571
Change+$356+$638+$724+$606
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Rent in San Mateo runs $896 a month at the median, utilities included, well below the U.S. median of $1,571. The typical renter here spends 34.9% of household income on rent, 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 San Mateo

Bachelor's degrees in San Mateo

Bachelor's degrees, % of adults 25+
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–1011.1%21.2%26.4%28.4%
2010–147.2%21.7%27.0%29.6%
2015–196.9%23.7%30.0%32.1%
2020–2423.0%29.0%34.6%35.6%
Change+11.9 pts+7.8 pts+8.2 pts+7.2 pts
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College degrees are relatively uncommon in San Mateo: 23.0% 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 San Mateo

High school graduates, % of adults 25+
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–1076.7%87.6%85.5%84.9%
2010–1476.3%88.3%86.5%86.1%
2015–1981.7%90.7%88.2%87.7%
2020–2484.2%92.2%90.0%89.3%
Change+7.5 pts+4.6 pts+4.4 pts+4.3 pts
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Nearly one in six adults in San Mateo never finished high school, well above the national share: only 84.2% 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 San Mateo

Unemployment, % of the labor force
PeriodSan MateoDaytona Beach areaFloridaU.S.
2006–1011.1%8.0%8.9%8.1%
2010–1410.9%10.6%11.0%9.4%
2015–192.1%4.9%5.7%5.6%
2020–240.2%4.2%4.8%5.4%
Change−10.9 pts−3.8 pts−4.1 pts−2.7 pts
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The job market in San Mateo has been strong: just 0.2% 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).

San Mateo compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
San Mateo1.8357.66.4%17.3%16.8%1991$89623.0%84.2%0.2%
Yelvington2.7233.611.5%41.3%21.9%1994$1,00622.8%71.5%2.5%
Lundy2.0637.89.4%45.1%10.1%1987$1,06616.9%79.2%4.9%
Satsuma2.0053.717.3%33.8%20.5%1986$73013.3%81.2%15.8%
East Palatka2.4648.08.0%16.9%11.2%1985$1,29217.1%82.7%5.6%
Palatka2.4739.218.1%33.0%9.4%1980$98512.2%84.4%7.9%
Andalusia2.6644.28.3%4.8%15.8%2001$1,3567.2%94.0%5.7%
Pomona Park2.3548.213.5%22.5%25.4%1985$8609.5%81.3%4.0%
Saratoga2.3545.817.8%18.3%12.5%1991$83518.2%88.1%15.9%
Flagler Estates2.6841.617.5%29.6%9.2%2001$1,13112.5%86.5%6.4%
Welaka2.1053.58.7%16.8%33.2%1987$98715.0%84.1%6.4%

All figures 2020–24.

Cities with similar populations: Cottonwood, ID · Medicine Lodge, KS · South Sumter, SC · South Roxana, IL · Shrub Oak, NY · Shelby, MS · Mossyrock, WA · Merryville, LA · Ada, MN · Iuka, IL

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 San Mateo. 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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