South Pasadena, California

South Pasadena population, 2020 to 2024

South Pasadena lost 1,181 residents from July 2020 to July 2024, a change of -4.4%. In the latest year it moved by -78. Among 429 California places of 5,000 or more, that growth ranks 386th; the median place changed by -1.1%. The median place of 5,000+ in California has 37,056 people, so South Pasadena is 69% of it.

South Pasadena covers 3.41 square miles of land, for 7,524 people per square mile of land. The median California place of 5,000+ has 3,725, so South Pasadena is denser than the typical town.

What county South Pasadena is in

All of South Pasadena's residents live in Los Angeles County, which had 9,757,179 residents in 2024. South Pasadena holds 0.3% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in South Pasadena

1 ZIP Code Tabulation Area (ZCTA) overlaps South Pasadena by at least 10% of the ZCTA's or the city's land: 91030. 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 South Pasadena is

The Census internal point of South Pasadena is at 34.109000, -118.156600. Sacramento, the capital, is 360.2 miles NNW in a straight line. The nearest larger place is Alhambra, CA (80,279 people), 2.1 miles away. The nearest city of 100,000 or more is Pasadena, CA, 3.7 miles away.

Daylight in South Pasadena

At 34.11° N, South Pasadena gets about 14 h 26 min of daylight around the June solstice and 9 h 53 min around the December solstice, a swing of 4 h 33 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near South Pasadena

The eight nearest incorporated places of 1,000+ in California, measured between internal points. The closest is Alhambra, 2.1 miles away, with 80,279 people.