Altadena vs San Gabriel

A side-by-side comparison of Altadena and San Gabriel: population, income, housing, and more.

Altadena and San Gabriel are places in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Altadena has the higher population (41,921 vs 38,764 in San Gabriel). Altadena has the higher median household income ($129,123 vs $87,592 in San Gabriel). Altadena has the higher median home value ($1,073,500 vs $899,000 in San Gabriel).

Population, income & housing

	Altadena	San Gabriel
Population	41,921	38,764
Median age	46.2 yrs	44.6 yrs
Median household income	$129,123	$87,592
Median home value	$1,073,500	$899,000
Median gross rent	$2,250	$1,874
Housing units	15,744	13,726
Homeownership rate	78.3%	48.7%
Bachelor's degree or higher	52.7%	34.7%
Unemployment rate	7.3%	6.3%

Trends (ACS 5-year, 2019–2023)

	Altadena	San Gabriel
Population	44,850 → 41,921 (-6.5%)	40,143 → 38,764 (-3.4%)
Median household income	$98,693 → $129,123 (+30.8%)	$62,541 → $87,592 (+40.1%)
Median home value	$742,800 → $1,073,500 (+44.5%)	$680,700 → $899,000 (+32.1%)
Median gross rent	$1,692 → $2,250 (+33.0%)	$1,486 → $1,874 (+26.1%)

Altadena

Population

44,85041,921

Median household income

$98,693$129,123

Median home value

$742,800$1,073,500

Median gross rent

$1,692$2,250

San Gabriel

Population

40,14338,764

Median household income

$62,541$87,592

Median home value

$680,700$899,000

Median gross rent

$1,486$1,874

Age & race/ethnicity

Age distribution (share)

	Altadena	San Gabriel
Under 5	5.0%	4.5%
5 to 17	13.7%	13.3%
18 to 24	5.5%	6.6%
25 to 34	11.4%	14.0%
35 to 44	13.0%	12.1%
45 to 54	13.9%	15.3%
55 to 64	16.1%	15.8%
65 to 74	11.2%	10.0%
75 and over	10.2%	8.5%

Race & ethnicity (share)

	Altadena	San Gabriel
White (non-Hispanic)	41.7%	9.8%
Black or African American	17.6%	1.2%
American Indian & Alaska Native	0.1%	0.3%
Asian	5.3%	58.9%
Native Hawaiian & Pacific Islander	0.0%	0.9%
Some other race	1.0%	0.6%
Two or more races	7.0%	2.0%
Hispanic or Latino	27.2%	26.3%

Educational attainment (age 25+)

Share of adults 25+

	Altadena	San Gabriel
No high school diploma	7.2%	21.0%
High school graduate	14.9%	22.7%
Some college or associate's	25.3%	21.6%
Bachelor's degree	26.9%	24.3%
Graduate or professional degree	25.7%	10.4%

Commute to work

How workers get to work (share)

	Altadena	San Gabriel
Drove alone	65.3%	73.7%
Carpooled	6.4%	8.5%
Public transit	1.5%	2.1%
Walked	1.1%	1.5%
Bicycle	0.3%	1.2%
Worked from home	23.4%	11.9%
Other means	1.9%	1.0%

Housing

Units in structure (share)

	Altadena	San Gabriel
1-unit, detached	87.5%	57.3%
1-unit, attached	4.7%	11.9%
2 to 4 units	4.3%	5.0%
5 to 19 units	1.2%	16.5%
20 or more units	2.4%	9.3%
Mobile home & other	0.0%	0.1%

Poverty & households

	Altadena	San Gabriel
Poverty rate	7.4%	12.3%
Average household size	2.73	3.02
Mean commute (minutes)	27	29
Median year structure built	1945	1956