Portola, CA Demographics

Population 4,280 · Census ACS 2020–24

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

Household size in Portola

Household size, people per household
PeriodPortolaCaliforniaU.S.
2006–102.123.042.68
2010–142.543.102.73
2015–192.193.092.71
2020–242.573.012.65
Change+0.45−0.03−0.03
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Households in Portola run a little small, averaging 2.57 people against 2.65 nationally, which usually means more singles and couples and fewer children. Since 2006–10, household size has climbed from 2.12, 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 Portola

Median age, years
PeriodPortolaCaliforniaU.S.
2006–1041.635.837.7
2010–1441.636.838.6
2015–1942.337.939.6
2020–2445.039.040.1
Change+3.4+3.1+2.3
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With a median age of 45.0, Portola 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 Portola

Single-parent households, % of households
PeriodPortolaCaliforniaU.S.
2006–1012.3%13.5%12.3%
2010–1410.7%13.5%12.3%
2015–1911.1%12.3%11.6%
2020–247.9%12.3%11.6%
Change−4.4 pts−1.2 pts−0.6 pts
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Single-parent households are relatively rare in Portola: 7.9% 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 Portola

Renters in Portola

Renters, % of occupied homes
PeriodPortolaCaliforniaU.S.
2006–1036.3%42.6%33.3%
2010–1435.5%45.2%35.6%
2015–1931.3%45.2%36.0%
2020–2431.5%44.1%34.8%
Change−4.9 pts+1.5 pts+1.5 pts
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Most households in Portola own their homes; 31.5% rent, a little below the national share of 34.8%. More than four in ten owners (44.2%) have paid off their mortgages, 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 Portola

Vacant homes, % of all homes
PeriodPortolaCaliforniaU.S.
2006–1012.5%8.7%11.4%
2010–1426.6%8.1%11.4%
2015–1933.6%7.5%11.1%
2020–2420.6%7.3%9.6%
Change+8.1 pts−1.4 pts−1.8 pts
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Vacancy is high in Portola: 20.6% 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 Portola

Age of homes, median year built
PeriodPortolaCaliforniaU.S.
2006–10197919721974
2010–14197419731975
2015–19198119741977
2020–24197819761980
Change−1+4+6
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The typical home in Portola was built around 1978, about the same vintage as the country's housing overall (1980).

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 Portola

Rent, per month
PeriodPortolaCaliforniaU.S.
2006–10$710$1,298$965
2010–14$663$1,379$1,040
2015–19$744$1,721$1,213
2020–24$932$2,229$1,571
Change+$222+$931+$606
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Rent in Portola runs $932 a month at the median, utilities included, well below the U.S. median of $1,571. Rent takes 27.6% of the typical renter's income, just under the 30% mark often used to define affordable rent.

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 Portola

Bachelor's degrees in Portola

Bachelor's degrees, % of adults 25+
PeriodPortolaCaliforniaU.S.
2006–1014.2%29.1%28.4%
2010–1418.4%30.1%29.6%
2015–1919.6%32.9%32.1%
2020–2413.6%36.3%35.6%
Change−0.5 pts+7.1 pts+7.2 pts
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College degrees are relatively uncommon in Portola: 13.6% 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 Portola

High school graduates, % of adults 25+
PeriodPortolaCaliforniaU.S.
2006–1091.3%79.9%84.9%
2010–1484.0%80.7%86.1%
2015–1995.4%82.6%87.7%
2020–2493.4%84.2%89.3%
Change+2.1 pts+4.3 pts+4.3 pts
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High school completion in Portola is above the national rate: 93.4% 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 Portola

Unemployment, % of the labor force
PeriodPortolaCaliforniaU.S.
2006–1017.1%9.2%8.1%
2010–1420.8%11.3%9.4%
2015–191.9%6.3%5.6%
2020–2415.3%6.6%5.4%
Change−1.7 pts−2.6 pts−2.7 pts
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Unemployment in Portola runs well above the national rate: 15.3% of the labor force was out of work and looking, against 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).

Portola compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Portola2.5745.07.9%31.5%20.6%1978$93213.6%93.4%15.3%
Mabie2.7637.85.1%11.0%12.0%1989$9348.8%94.7%38.9%
Beckwourth2.8539.55.1%15.7%39.0%2000$93438.7%89.1%9.1%
C-Road2.3347.020.8%28.7%68.6%1987$2,12344.8%95.6%14.2%
Clio2.1957.115.7%18.5%69.8%1986$2,05234.4%97.6%7.5%
Blairsden2.3347.020.8%28.7%68.6%1987$2,12344.8%95.6%14.2%
Graeagle2.1759.714.9%13.7%70.8%1987$2,06531.0%98.0%5.6%
Calpine2.5256.40.6%33.6%52.7%1964$2,07723.6%95.0%13.9%
Sattley2.2754.20.6%36.2%51.1%1968$2,17826.8%91.1%10.5%
Cromberg2.0363.48.7%12.0%29.9%1980$1,1923.0%96.4%0.2%
Greenhorn2.0363.88.8%11.8%30.0%1980$1,6462.7%96.5%0.0%

All figures 2020–24.

Cities with similar populations: Brookwood, AL · Burney, CA · Okeana, OH · Colden, NY · Concrete, WA · Durand, WI · Hessmer, LA · Titusville, NJ · Queenstown, MD · Richwood, OH

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 Portola. 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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