Portola, California demographics

Portola, CA demographics: median age 40.6; 11.7% of adults 25+ hold a bachelor’s degree. Age, race, households, languages and education, ACS 2020–2024 with margins of error.

ACS 2020–2024 · Portola city, California · Incorporated city · GEOID 0658352. The survey estimates a population of 2,441 for its five-year window. This is separate from the annual July 2025 population estimate on the city overview.

Median age in Portola is 40.6 years, with a 90% margin of error of 5.3 years. There are 1,008 households (±200). Age and household distributions show how these totals are composed; they do not establish which neighborhood suits a particular person.

Every count and share is an estimate. “±” is a 90% margin of error (MOE); pp means percentage points. Derived shares use the category count divided by the named universe. Aggregated category MOEs and percentage MOEs are approximate. A margin larger than half its estimate is flagged as low precision. Blank source uncertainty is shown as unavailable, never zero.

Age distribution and sex

City, state and U.S. estimates · ACS 2020–2024
Measure / survey universe	City estimate ± MOE	State estimate ± MOE	U.S. estimate ± MOE
Median age Total population · years	40.6 ±5.3	37.9 ±0.1	38.9 ±0.1

Age groups · B01001 · ACS 2020–2024 Total population: 2,441
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Under 18	624 ±198	25.6% ±6.3 pp	22.0%	22.0%
18–34	400 ±139	16.4% ±4.7 pp	23.9%	22.8%
35–64	745 ±198	30.5% ±5.4 pp	38.5%	38.0%
65 and older	672 ±161	27.5% ±3.7 pp	15.7%	17.2%

Sex categories as published by ACS · B01001 · ACS 2020–2024 Total population: 2,441
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Male	1,075 ±248	44.0% ±5.2 pp	49.9%	49.5%
Female	1,366 ±327	56.0% ±7.5 pp	50.1%	50.5%

The age groups are mutually exclusive and cover the entire population. The sex categories follow this ACS table’s published classification; they are not a survey of gender identity.

Race and Hispanic origin

Race · B02001 · ACS 2020–2024 Total population: 2,441
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
White alone	1,981 ±428	81.2% ±6.9 pp	39.7%	61.0%
Black or African American alone	0 ±14 · low precision	0.0% ±0.6 pp · low precision	5.4%	12.2%
American Indian and Alaska Native alone	23 ±23 · low precision	0.9% ±0.9 pp · low precision	1.3%	0.9%
Asian alone	180 ±145 · low precision	7.4% ±5.8 pp · low precision	15.5%	6.0%
Native Hawaiian and Other Pacific Islander alone	0 ±14 · low precision	0.0% ±0.6 pp · low precision	0.4%	0.2%
Some other race alone	54 ±61 · low precision	2.2% ±2.5 pp · low precision	18.5%	7.1%
Two or more races	203 ±111 · low precision	8.3% ±4.2 pp · low precision	19.2%	12.6%

Hispanic or Latino origin · B03003 · ACS 2020–2024 Total population: 2,441
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Not Hispanic or Latino	2,034 ±431	83.3% ±6.1 pp	59.8%	80.7%
Hispanic or Latino	407 ±264 · low precision	16.7% ±10.3 pp · low precision	40.2%	19.3%

Hispanic origin and race are separate questions. People of Hispanic or Latino origin may be of any race and appear in both tables. Do not add the Hispanic share to race shares. Race alone and two-or-more-race groups are the mutually exclusive categories of the race table.

Household types, children and living alone

Household types · B11001 · ACS 2020–2024 Households: 1,008
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Married-couple family	372 ±108	36.9% ±7.8 pp	48.4%	46.9%
Other family: male householder, no spouse present	14 ±20 · low precision	1.4% ±2.0 pp · low precision	6.3%	5.1%
Other family: female householder, no spouse present	128 ±55	12.7% ±4.8 pp	13.1%	12.2%
Nonfamily: householder living alone	421 ±137	41.8% ±10.8 pp	24.3%	28.7%
Nonfamily: householder not living alone	73 ±58 · low precision	7.2% ±5.6 pp · low precision	7.9%	7.0%

Households with children · B11005 · ACS 2020–2024 Households: 1,008
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Households with people under 18	260 ±100	25.8% ±8.5 pp	32.4%	29.5%
Households without people under 18	748 ±162	74.2% ±6.4 pp	67.6%	70.5%

Household size · B11016 · ACS 2020–2024 Households: 1,008
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
One-person nonfamily households	421 ±137	41.8% ±10.8 pp	24.3%	28.7%
Two-person households	316 ±96	31.3% ±7.3 pp	30.5%	33.8%
Three-person households	134 ±82 · low precision	13.3% ±7.7 pp · low precision	16.7%	15.3%
Four-person households	59 ±52 · low precision	5.9% ±5.0 pp · low precision	14.9%	12.6%
Five-person households	52 ±42 · low precision	5.2% ±4.1 pp · low precision	7.7%	5.9%
Six-person households	26 ±34 · low precision	2.6% ±3.3 pp · low precision	3.3%	2.2%
Seven or more people	0 ±20 · low precision	0.0% ±2.0 pp · low precision	2.6%	1.4%

A family household contains related people under the Census definition. A nonfamily household can contain one person or unrelated people sharing a home. Households with children can also appear in the household-type and size tables, so those tables must not be added together. Household estimates exclude people living in group quarters from the household universe.

Nativity and languages spoken at home

Nativity · B05002 · ACS 2020–2024 Total population: 2,441
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Native	2,090 ±480	85.6% ±9.9 pp	73.0%	85.9%
Foreign born	351 ±251 · low precision	14.4% ±9.9 pp · low precision	27.0%	14.1%

Language spoken at home · C16001 · ACS 2020–2024 Population age 5 and older: 2,278
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
English only	1,811 ±462	79.5% ±13.3 pp	55.6%	77.7%
Spanish	111 ±92 · low precision	4.9% ±3.9 pp · low precision	28.3%	13.6%
French, Haitian, or Cajun	0 ±14 · low precision	0.0% ±0.6 pp · low precision	0.4%	0.7%
German or other West Germanic	230 ±275 · low precision	10.1% ±11.9 pp · low precision	0.3%	0.5%
Russian, Polish, or other Slavic	0 ±14 · low precision	0.0% ±0.6 pp · low precision	0.7%	0.7%
Other Indo-European	118 ±125 · low precision	5.2% ±5.4 pp · low precision	3.5%	2.0%
Korean	0 ±14 · low precision	0.0% ±0.6 pp · low precision	1.0%	0.3%
Chinese, including Mandarin and Cantonese	0 ±14 · low precision	0.0% ±0.6 pp · low precision	3.5%	1.1%
Vietnamese	0 ±14 · low precision	0.0% ±0.6 pp · low precision	1.5%	0.5%
Tagalog, including Filipino	0 ±14 · low precision	0.0% ±0.6 pp · low precision	2.1%	0.6%
Other Asian and Pacific Island	0 ±14 · low precision	0.0% ±0.6 pp · low precision	2.0%	1.1%
Arabic	8 ±14 · low precision	0.4% ±0.6 pp · low precision	0.6%	0.5%
Other and unspecified	0 ±14 · low precision	0.0% ±0.6 pp · low precision	0.6%	0.8%

Foreign born means not a U.S. citizen at birth; it includes naturalized citizens. Language categories describe speech at home among people age five and older. A language other than English at home does not establish that someone cannot speak English. This city page uses the published C16001 summary categories because the more detailed B16001 table does not provide these city records in this release.

Educational attainment

Highest completed education · B15003 · ACS 2020–2024 Population age 25 and older: 1,694
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Less than high school graduate	165 ±105 · low precision	9.7% ±5.9 pp · low precision	15.3%	10.4%
High school graduate or equivalency	567 ±173	33.5% ±8.2 pp	20.5%	26.0%
Some college, no degree	616 ±192	36.4% ±9.2 pp	19.3%	19.1%
Associate’s degree	148 ±71	8.7% ±3.9 pp	7.9%	8.8%
Bachelor’s degree	152 ±85 · low precision	9.0% ±4.7 pp · low precision	22.7%	21.6%
Graduate or professional degree	46 ±35 · low precision	2.7% ±2.0 pp · low precision	14.4%	14.1%

The denominator excludes residents under 25. Each person is counted in the highest attainment category they completed. This table does not measure the quality of local schools or the education level of every current student.

Residence one year earlier

Geographic mobility · B07003 · ACS 2020–2024 Population age 1 and older: 2,424
Category	Count ± MOE	Share ± MOE (pp)	California	U.S.
Same house	2,130 ±434	87.9% ±4.8 pp	89.2%	87.7%
Moved within same county	192 ±143 · low precision	7.9% ±5.7 pp · low precision	6.4%	6.3%
Moved from a different county in the same state	85 ±59 · low precision	3.5% ±2.3 pp · low precision	2.6%	3.1%
Moved from a different state	17 ±26 · low precision	0.7% ±1.1 pp · low precision	1.1%	2.3%
Moved from abroad	0 ±14 · low precision	0.0% ±0.6 pp · low precision	0.7%	0.6%

These are respondents’ residence patterns one year before their survey response, pooled across the five-year window. They are not a net migration count for 2025. A person can move to a different house within the same city or county; moves within the same county should not automatically be interpreted as new arrivals to the city.

Health insurance, internet access and veterans

5.5% of Portola residents (±3.9 percentage points) had no health insurance coverage when surveyed, compared with 6.6% in California and 8.4% nationally. 81.8% of households subscribe to broadband of any type, including cellular data plans. A subscription is not the same as available service: the FCC National Broadband Map shows providers at a specific address.

City, state and U.S. shares · ACS 2020–2024
Measure	Portola	California	U.S.	Compared with California
People without health insurance Civilian noninstitutionalized population	5.5% ±3.9 pp · low precision	6.6%	8.4%	Not statistically different
Households with a broadband subscription Households	81.8% ±7.4 pp	93.5%	91.0%	Lower
Veterans Civilian population age 18 and older	12.4% ±4.6 pp	4.3%	6.2%	Higher

Reading and reusing the estimates

The Census table links above lead to the original detailed tables. Counts, source universes and uncertainty are retained in the source observation download for Portola . Compare these figures with the same survey window; do not compare one city’s five-year estimate with another city’s annual estimate as though they measured the same period. For methods, see uncertainty and denominator calculations.

Read Portola housing and cost context or return to the city profile.