St. Helena, CA Demographics

Population 5,800 · Census ACS 2020–24

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

Household size in St. Helena

Household size, people per household
PeriodSt. HelenaCaliforniaU.S.
2006–102.283.042.68
2010–142.313.102.73
2015–192.253.092.71
2020–242.243.012.65
Change−0.04−0.03−0.03
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Households in St. Helena are small: just 2.24 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 edged down from 2.28 in 2006–10, as it has nationally. Only 36 of the 689 California cities with 5,000+ people have smaller households.

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. Helena

Median age, years
PeriodSt. HelenaCaliforniaU.S.
2006–1047.435.837.7
2010–1449.236.838.6
2015–1950.537.939.6
2020–2454.039.040.1
Change+6.6+3.1+2.3
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St. Helena skews older: half of its residents are older than 54.0, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. Since 2006–10, the median age has climbed from 47.4, mirroring the country. Only 11 of the 689 California cities with 5,000+ people are older.

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. Helena

Single-parent households, % of households
PeriodSt. HelenaCaliforniaU.S.
2006–106.9%13.5%12.3%
2010–1410.0%13.5%12.3%
2015–197.1%12.3%11.6%
2020–248.2%12.3%11.6%
Change+1.3 pts−1.2 pts−0.6 pts
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Single parents head only 8.2% of households in St. Helena, well below the national share of 11.6%. Since 2006–10, the single-parent share has edged up 1.3 points, even as the national share fell.

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. Helena

Renters in St. Helena

Renters, % of occupied homes
PeriodSt. HelenaCaliforniaU.S.
2006–1042.7%42.6%33.3%
2010–1439.6%45.2%35.6%
2015–1936.8%45.2%36.0%
2020–2429.8%44.1%34.8%
Change−12.9 pts+1.5 pts+1.5 pts
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About three in ten households in St. Helena rent their homes (29.8%), a little below the national share of 34.8%; the rest own. Among homeowners, 48.5% have no mortgage at all, above the national share of 39.8%. Rentals cluster in the east; owners are most common in the southwest. The renter share has fallen 12.9 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. Helena

Vacant homes, % of all homes
PeriodSt. HelenaCaliforniaU.S.
2006–1014.1%8.7%11.4%
2010–1411.8%8.1%11.4%
2015–1921.9%7.5%11.1%
2020–2420.0%7.3%9.6%
Change+5.8 pts−1.4 pts−1.8 pts
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Vacant homes make up 20.0% of the housing in St. Helena, 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. Vacancy has risen 5.8 points since 2006–10, even as the national rate fell.

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. Helena

Age of homes, median year built
PeriodSt. HelenaCaliforniaU.S.
2006–10196919721974
2010–14196819731975
2015–19196819741977
2020–24196919761980
Change+0+4+6
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The housing in St. Helena is old by national standards: the median home dates to 1969, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates. Newer construction is concentrated in the east, while the northwest has the oldest housing.

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. Helena

Rent, per month
PeriodSt. HelenaCaliforniaU.S.
2006–10$1,342$1,298$965
2010–14$1,554$1,379$1,040
2015–19$1,588$1,721$1,213
2020–24$2,353$2,229$1,571
Change+$1,011+$931+$606
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The median renter in St. Helena pays $2,353 a month for rent and utilities, well above the national median of $1,571. Rents are up $1,011 a month from 2006–10, a 75% jump, faster than rents rose nationally. The typical renter here spends 34.7% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched. Renters on a budget will find the lowest rents in the east; the highest are in the southwest.

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. Helena

Bachelor's degrees in St. Helena

Bachelor's degrees, % of adults 25+
PeriodSt. HelenaCaliforniaU.S.
2006–1045.0%29.1%28.4%
2010–1448.4%30.1%29.6%
2015–1950.3%32.9%32.1%
2020–2454.2%36.3%35.6%
Change+9.2 pts+7.1 pts+7.2 pts
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College graduates are unusually common in St. Helena: 54.2% of adults 25 and older have a bachelor's degree or higher, against 35.6% nationally. Education tends to track local incomes and the kinds of jobs nearby. The share with a degree is up 9.2 points from 2006–10, in line with the national trend.

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. Helena

High school graduates, % of adults 25+
PeriodSt. HelenaCaliforniaU.S.
2006–1090.2%79.9%84.9%
2010–1488.1%80.7%86.1%
2015–1988.7%82.6%87.7%
2020–2490.6%84.2%89.3%
Change+0.4 pts+4.3 pts+4.3 pts
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High school completion in St. Helena is close to the national rate: 90.6% of adults have a diploma or equivalent, against 89.3%. The rate is higher than in California overall (84.2%).

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. Helena

Unemployment, % of the labor force
PeriodSt. HelenaCaliforniaU.S.
2006–104.5%9.2%8.1%
2010–148.0%11.3%9.4%
2015–194.3%6.3%5.6%
2020–243.8%6.6%5.4%
Change−0.7 pts−2.6 pts−2.7 pts
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Unemployment in St. Helena runs below the national rate: 3.8% of the labor force was out of work and looking, against 5.4% nationally. Of the 689 California cities with 5,000+ people, only 63 have lower unemployment. 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. Helena compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
St. Helena2.2454.08.2%29.8%20.0%1969$2,35354.2%90.6%3.8%
Rutherford2.3550.612.4%51.6%29.7%1970$1,93245.9%83.2%7.5%
Deer Park2.2551.36.6%31.6%33.6%1961$1,71642.3%98.9%1.3%
Angwin2.4536.65.9%36.2%11.5%1966$1,63454.9%93.8%5.5%
Kenwood2.4648.411.3%29.1%18.7%1965$2,03765.4%99.3%1.1%
Calistoga2.6549.95.5%45.4%9.9%1981$1,84639.8%80.4%0.9%
Oakville1.9667.14.1%24.8%19.5%1979$2,52730.3%81.8%11.7%
Yountville1.8562.42.2%30.0%20.5%1985$2,46741.7%85.8%7.5%
Glen Ellen2.1257.74.3%28.0%11.6%1967$1,74762.6%96.1%5.7%
Pope Valley3.0141.97.0%40.5%31.3%1985$2,53239.5%79.9%5.4%
Eldridge2.3149.54.6%26.3%12.7%1974$2,18940.2%92.2%10.2%

All figures 2020–24.

Cities with similar populations: Bristol, FL · Bostic, NC · Boulevard Park, WA · Bourg, LA · Bowleys Quarters, MD · Bowling Green, MO · Boxborough, MA · Boyd, TX · Brady, TX · Braidwood, 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 St. Helena. 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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