California / Census place 0665070

San Carlos

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: San Carlos city

At a glance

A city in numbers.

Population
29,261
2025 estimate
Annual change
-0.1%
Population estimate
Density
5,407/sq mi
5.4 sq mi land area
Median age
41.7 years
ACS 5-year estimate

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income
$237,470
Median home value
$2,000,001
Median gross rent
$2,854
Bachelor’s degree or higher
70.2%
Typical commute
24.6 min
Public transit commute
3.2%

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: SAN FRANCISCO INTL AP (10 mi from place center)
Average high
66.9°F
Average low
50.6°F
Annual rainfall
19.6"
Annual snowfall
0"

Month by month

A year in San Carlos.

Typical high and low °F
JFMAMJJASOND
Typical precipitation inches
J
F
M
A
M
J
J
A
S
O
N
D

Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release.

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

CA

Belmont, CA

Population, housing, work, and travel data for this Census place.

Population
28,752
Median home
$2,000,001
CA

Beverly Hills, CA

Population, housing, work, and travel data for this Census place.

Population
30,764
Median home
$2,000,001
CA

Los Altos, CA

Population, housing, work, and travel data for this Census place.

Population
30,965
Median home
$2,000,001

Keep exploring

Compare San Carlos with Belmont