Signal Hill, CA Demographics

A map of Signal Hill's Population by Race

Signal Hill, California has an estimated population of 11,468, a decrease from the 11,848 recorded in the 2020 Census. The population is 37.4% Hispanic, 27.0% White, 22.6% Asian, 6.3% Black, 5.8% Multiracial, and 0.9% Native American/Other. This demographic dot map shows the population of Signal Hill, with one dot drawn for each person counted by the Census, color-coded by race.

Signal Hill has become less racially diverse since 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 Signal Hill, that probability was 75.0% in 2020 and 72.9% in the most recent ACS estimates.

Signal Hill is ranked the 460th 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). Signal Hill was ranked the 455th most populous place in the 2020 Census.

Signal Hill's White Population

3,100 residents of Signal Hill, or 27.0% of the population, identify as White. The share of White residents in Signal Hill is lower than in California overall, where 33.8% of the population is White. Signal Hill ranks 1250th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Signal Hill's White population has grown by an estimated 9.5%. White residents' share of Signal Hill's population has increased from 23.9% to 27.0%.

Signal Hill is more White than neighboring Long Beach (26.2% White), Carson (6.3% White), and Bellflower (13.9% White). Signal Hill is less White than neighboring Lakewood (30.4% White), and Rossmoor (66.4% White).

Signal Hill's Black Population

721 residents of Signal Hill, or 6.3% of the population, identify as Black. The share of Black residents in Signal Hill is comparable to the share in California overall, where 5.2% of the population is Black. Signal Hill ranks 43rd statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Signal Hill's Black population has declined by an estimated 53.5%. Black residents' share of Signal Hill's population has decreased from 13.1% to 6.3%.

Signal Hill is more Black than neighboring Rossmoor (2.7% Black). Signal Hill is less Black than neighboring Long Beach (11.4% Black), Lakewood (7% Black), Carson (21.7% Black), and Bellflower (10.5% Black).

Signal Hill's Asian Population

2,588 residents of Signal Hill, or 22.6% of the population, identify as Asian. The share of Asian residents in Signal Hill is higher than in California overall, where 15.3% of the population is Asian. Signal Hill ranks 116th statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Signal Hill's Asian population has remained roughly the same. Asian residents' share of Signal Hill's population has increased from 21.8% to 22.6%.

Signal Hill is more Asian than neighboring Long Beach (12.7% Asian), Lakewood (17% Asian), Rossmoor (9.8% Asian), and Bellflower (11.3% Asian). Signal Hill is less Asian than neighboring Carson (26.8% Asian).

Signal Hill's Hispanic Population

4,290 residents of Signal Hill, or 37.4% of the population, identify as Hispanic. The share of Hispanic residents in Signal Hill is slightly lower than in California overall, where 40.2% of the population is Hispanic. Signal Hill ranks 552nd statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Signal Hill's Hispanic population has grown by an estimated 1.9%. Hispanic residents' share of Signal Hill's population has increased from 35.5% to 37.4%.

Signal Hill is more Hispanic than neighboring Rossmoor (14.6% Hispanic). Signal Hill is less Hispanic than neighboring Long Beach (43.8% Hispanic), Lakewood (38.9% Hispanic), Carson (39.1% Hispanic), and Bellflower (60.4% Hispanic).

Signal Hill's Native American/Other Population

105 residents of Signal Hill, 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 Signal Hill is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Signal Hill ranks 721st statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Signal Hill's Native American/Other population has declined by an estimated 34.8%. Native American/Other residents' share of Signal Hill's population has remained roughly unchanged at 0.9%.

Signal Hill is less Native American/Other than neighboring Long Beach (1.3% Native American/Other), Lakewood (1.7% Native American/Other), Rossmoor (1.1% Native American/Other), and Carson (1.9% Native American/Other).

Signal Hill's Multiracial Population

664 residents of Signal Hill, or 5.8% of the population, identify as Multiracial. The share of Multiracial residents in Signal Hill is comparable to the share in California overall, where 4.4% of the population is Multiracial. Signal Hill ranks 886th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Signal Hill's Multiracial population has grown by an estimated 29.7%. Multiracial residents' share of Signal Hill's population has increased from 4.3% to 5.8%.

Signal Hill is more Multiracial than neighboring Long Beach (4.5% Multiracial), Lakewood (5% Multiracial), Rossmoor (5.4% Multiracial), Carson (4.1% Multiracial), and Bellflower (3.1% 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.