Sierra Madre, CA Demographics

A map of Sierra Madre's Population by Race

Sierra Madre, California has an estimated population of 10,940, a slight decrease from the 11,268 recorded in the 2020 Census. The population is 51.6% White, 17.9% Hispanic, 17.1% Asian, 6.6% Black, 5.9% Multiracial, and 0.9% Native American/Other. This demographic dot map shows the population of Sierra Madre, with one dot drawn for each person counted by the Census, color-coded by race.

Sierra Madre has become considerably more racially diverse since the 2020 Census. It is less 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 Sierra Madre, that probability was 56.1% in 2020 and 66.5% in the most recent ACS estimates.

Sierra Madre is ranked the 474th 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). Sierra Madre was ranked the 471st most populous place in the 2020 Census.

Sierra Madre's White Population

5,640 residents of Sierra Madre, or 51.6% of the population, identify as White. The share of White residents in Sierra Madre is significantly higher than in California overall, where 33.8% of the population is White. Sierra Madre ranks 726th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sierra Madre's White population has declined by an estimated 20.0%. White residents' share of Sierra Madre's population has decreased from 62.5% to 51.6%.

Sierra Madre is more White than neighboring Arcadia (16.7% White), East Pasadena (27.8% White), Monrovia (28.1% White), San Pasqual (43.4% White), and East San Gabriel (14.2% White).

Sierra Madre's Black Population

724 residents of Sierra Madre, or 6.6% of the population, identify as Black. The share of Black residents in Sierra Madre is comparable to the share in California overall, where 5.2% of the population is Black. Sierra Madre ranks 594th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sierra Madre's Black population has grown by an estimated 373.2%. Black residents' share of Sierra Madre's population has increased from 1.4% to 6.6%.

Sierra Madre is more Black than neighboring Arcadia (1.6% Black), East Pasadena (3.3% Black), Monrovia (5.5% Black), San Pasqual (1.1% Black), and East San Gabriel (1.4% Black).

Sierra Madre's Asian Population

1,875 residents of Sierra Madre, or 17.1% of the population, identify as Asian. The share of Asian residents in Sierra Madre is comparable to the share in California overall, where 15.3% of the population is Asian. Sierra Madre ranks 240th statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sierra Madre's Asian population has grown by an estimated 33.2%. Asian residents' share of Sierra Madre's population has increased from 12.5% to 17.1%.

Sierra Madre is more Asian than neighboring Monrovia (15.6% Asian). Sierra Madre is less Asian than neighboring Arcadia (58.7% Asian), East Pasadena (32% Asian), San Pasqual (30.4% Asian), and East San Gabriel (55.3% Asian).

Sierra Madre's Hispanic Population

1,958 residents of Sierra Madre, or 17.9% of the population, identify as Hispanic. The share of Hispanic residents in Sierra Madre is significantly lower than in California overall, where 40.2% of the population is Hispanic. Sierra Madre ranks 964th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sierra Madre's Hispanic population has grown by an estimated 1.8%. Hispanic residents' share of Sierra Madre's population has increased from 17.1% to 17.9%.

Sierra Madre is more Hispanic than neighboring Arcadia (17.5% Hispanic). Sierra Madre is less Hispanic than neighboring East Pasadena (34.1% Hispanic), Monrovia (45.2% Hispanic), San Pasqual (18.2% Hispanic), and East San Gabriel (26.4% Hispanic).

Sierra Madre's Native American/Other Population

93 residents of Sierra Madre, or 0.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Sierra Madre is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Sierra Madre ranks 1155th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sierra Madre's Native American/Other population has declined by an estimated 4.1%. Native American/Other residents' share of Sierra Madre's population has remained roughly unchanged at 0.9%.

Sierra Madre is more Native American/Other than neighboring East Pasadena (0.5% Native American/Other), San Pasqual (0% Native American/Other), and East San Gabriel (0.1% Native American/Other). Sierra Madre is less Native American/Other than neighboring Arcadia (1.3% Native American/Other), and Monrovia (1.2% Native American/Other).

Sierra Madre's Multiracial Population

650 residents of Sierra Madre, or 5.9% of the population, identify as Multiracial. The share of Multiracial residents in Sierra Madre is comparable to the share in California overall, where 4.4% of the population is Multiracial. Sierra Madre ranks 556th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sierra Madre's Multiracial population has grown by an estimated 1.4%. Multiracial residents' share of Sierra Madre's population has remained roughly unchanged at 5.9%.

Sierra Madre is more Multiracial than neighboring Arcadia (4.2% Multiracial), East Pasadena (2.2% Multiracial), Monrovia (4.3% Multiracial), and East San Gabriel (2.7% Multiracial). Sierra Madre 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.