California · Census place 0643280

Los Altos, California

Los Altos is a city in Santa Clara County, California with an estimated 30,864 residents on July 1, 2024. It is the 241st largest of 468 incorporated places of 1,000+ people in the state.

Population 2024
30,864
#241 of 468 in California
Change since 2020
-1.6%
-487 people
Land area
6.5 sq mi
Density
4,719 / sq mi
State median 3,725
Orange pin: Los Altos. Shaded: its county. Dark pin: Sacramento.

Los Altos population, 2020 to 2024

Los Altos lost 487 residents from July 2020 to July 2024, a change of -1.6%. In the latest year it moved by +404. Among 429 California places of 5,000 or more, that growth ranks 252nd; the median place changed by -1.1%. The median place of 5,000+ in California has 37,056 people, so Los Altos is 83% of it.

31.4k202030.6k202130.3k202230.5k202330.9k2024
July 1 estimates. The April 2020 estimates base was 31,466. The axis starts above zero so yearly changes are visible.

Los Altos covers 6.54 square miles of land, for 4,719 people per square mile of land. The median California place of 5,000+ has 3,725, so Los Altos is denser than the typical town.

What county Los Altos is in

All of Los Altos's residents live in Santa Clara County, which had 1,926,325 residents in 2024. Los Altos holds 1.6% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Los Altos

2 ZIP Code Tabulation Areas (ZCTAs) overlap Los Altos by at least 10% of the ZCTA's or the city's land: 94022, 94024. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Los Altos is

The Census internal point of Los Altos is at 37.368400, -122.096600. Sacramento, the capital, is 89.7 miles NNE in a straight line. The nearest larger place is Mountain View, CA (87,316 people), 2.4 miles away. The nearest city of 100,000 or more is Sunnyvale, CA, 4.0 miles away.

Internal point

Decimal
37.368400, -122.096600
DMS
37°22'6.24"N 122°05'47.76"W
UTM
10N 579992.4E 4136124.2N
Geohash
9q9htdeyx
Plus code
849V9W93+99

Daylight in Los Altos

At 37.37° N, Los Altos gets about 14 h 45 min of daylight around the June solstice and 9 h 35 min around the December solstice, a swing of 5 h 09 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Los Altos

The eight nearest incorporated places of 1,000+ in California, measured between internal points. The closest is Los Altos Hills, 2.3 miles away, with 8,435 people.

Questions people ask

What is the population of Los Altos, CA?

30,864 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 487 (1.6%) from 31,351 in July 2020.

What county is Los Altos in?

Santa Clara County. All of its residents live in that county.

What ZIP codes cover Los Altos?

2 ZIP Code Tabulation Areas overlap it by at least 10% of either area: 94022, 94024.

How far is Los Altos from Sacramento?

89.7 miles (144.4 km) in a straight line, heading NNE from Los Altos.

What is the nearest larger city to Los Altos?

Mountain View, CA, with 87,316 residents, 2.4 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.