California / Census place 0668224

San Marino

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

Official Census name: San Marino city

At a glance

A city in numbers.

Population
11,964
2025 estimate
Annual change
-0.8%
Population estimate
Density
3,177/sq mi
3.8 sq mi land area
Median age
45.7 years
ACS 5-year estimate

Living here

The everyday equation.

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

Median household income
$214,167
Median home value
$2,000,001
Median gross rent
$3,501
Bachelor’s degree or higher
82.6%
Typical commute
26.6 min
Public transit commute
3.1%

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: LOS ANGELES DOWNTOWN/USC (12 mi from place center)
Average high
74.8°F
Average low
56.8°F
Annual rainfall
14.3"
Annual snowfall
0"

Month by month

A year in San Marino.

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

Palos Verdes Estates, CA

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

Population
12,559
Median home
$2,000,001
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Solana Beach, CA

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

Population
12,602
Median home
$2,000,001
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Sierra Madre, CA

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

Population
10,620
Median home
$1,226,800

Keep exploring

Compare San Marino with Palos Verdes Estates