South Pasadena, CA Demographics

A map of South Pasadena's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	9,167	9,692	35.2%	36.0%
Asian	9,116	9,135	35.0%	33.9%
Hispanic	5,144	5,584	19.7%	20.7%
Multiracial	1,631	1,685	6.3%	6.3%
Black	732	638	2.8%	2.4%
Native American/Other	278	209	1.1%	0.8%

South Pasadena, California has an estimated population of 26,068, a decrease from the 26,943 recorded in the 2020 Census. The population is 35.2% White, 35.0% Asian, 19.7% Hispanic, 6.3% Multiracial, 2.8% Black, and 1.1% Native American/Other. This demographic dot map shows the population of South Pasadena, with one dot drawn for each person counted by the Census, color-coded by race.

South Pasadena is about as racially diverse as it was in the 2020 Census. It is more diverse than California overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In South Pasadena, that probability was 70.8% in 2020 and 71.0% in the most recent ACS estimates.

South Pasadena is ranked the 292nd most populous place in California, out of 1,618 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). South Pasadena was ranked the 286th most populous place in the 2020 Census.

South Pasadena's White Population

9,167 residents of South Pasadena, or 35.2% of the population, identify as White. The share of White residents in South Pasadena is comparable to the share in California overall, where 33.8% of the population is White. South Pasadena ranks 1106th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, South Pasadena's White population has declined by an estimated 5.4%. White residents' share of South Pasadena's population has decreased from 36.0% to 35.2%.

South Pasadena is more White than neighboring Alhambra (9% White), San Marino (21.8% White), Pasadena (34.9% White), and San Gabriel (9.6% White). South Pasadena is less White than neighboring San Pasqual (43.4% White).

South Pasadena's Black Population

732 residents of South Pasadena, or 2.8% of the population, identify as Black. The share of Black residents in South Pasadena is slightly lower than in California overall, where 5.2% of the population is Black. South Pasadena ranks 383rd statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, South Pasadena's Black population has grown by an estimated 14.7%. Black residents' share of South Pasadena's population has remained roughly unchanged at 2.8%.

South Pasadena is more Black than neighboring Alhambra (2.4% Black), San Marino (0.1% Black), San Gabriel (1.4% Black), and San Pasqual (1.1% Black). South Pasadena is less Black than neighboring Pasadena (8% Black).

South Pasadena's Asian Population

9,116 residents of South Pasadena, or 35.0% of the population, identify as Asian. The share of Asian residents in South Pasadena is significantly higher than in California overall, where 15.3% of the population is Asian. South Pasadena ranks 62nd statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, South Pasadena's Asian population has remained roughly the same. Asian residents' share of South Pasadena's population has increased from 33.9% to 35.0%.

South Pasadena is more Asian than neighboring Pasadena (17% Asian), and San Pasqual (30.4% Asian). South Pasadena is less Asian than neighboring Alhambra (50.7% Asian), San Marino (68.1% Asian), and San Gabriel (59.5% Asian).

South Pasadena's Hispanic Population

5,144 residents of South Pasadena, or 19.7% of the population, identify as Hispanic. The share of Hispanic residents in South Pasadena is significantly lower than in California overall, where 40.2% of the population is Hispanic. South Pasadena ranks 843rd statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, South Pasadena's Hispanic population has declined by an estimated 7.9%. Hispanic residents' share of South Pasadena's population has decreased from 20.7% to 19.7%.

South Pasadena is more Hispanic than neighboring San Marino (5.3% Hispanic), and San Pasqual (18.2% Hispanic). South Pasadena is less Hispanic than neighboring Alhambra (34.9% Hispanic), Pasadena (34% Hispanic), and San Gabriel (26% Hispanic).

South Pasadena's Native American/Other Population

278 residents of South Pasadena, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in South Pasadena is comparable to the share in California overall, where 1.2% of the population is Native American/Other. South Pasadena ranks 1240th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, South Pasadena's Native American/Other population has grown by an estimated 33.0%. Native American/Other residents' share of South Pasadena's population has remained roughly unchanged at 1.1%.

South Pasadena is more Native American/Other than neighboring Alhambra (0.7% Native American/Other), San Marino (0% Native American/Other), Pasadena (0.8% Native American/Other), and San Pasqual (0% Native American/Other). South Pasadena is less Native American/Other than neighboring San Gabriel (1.5% Native American/Other).

South Pasadena's Multiracial Population

1,631 residents of South Pasadena, or 6.3% of the population, identify as Multiracial. The share of Multiracial residents in South Pasadena is comparable to the share in California overall, where 4.4% of the population is Multiracial. South Pasadena ranks 404th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, South Pasadena's Multiracial population has declined by an estimated 3.2%. Multiracial residents' share of South Pasadena's population has remained roughly unchanged at 6.3%.

South Pasadena is more Multiracial than neighboring Alhambra (2.3% Multiracial), San Marino (4.6% Multiracial), Pasadena (5.4% Multiracial), and San Gabriel (2% Multiracial). South Pasadena is less Multiracial than neighboring San Pasqual (6.9% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.