Columbia, PA Demographics

A map of Columbia's Population by Race

Columbia, Pennsylvania has an estimated population of 10,278, a less than 1% change from the 10,207 recorded in the 2020 Census. The population is 66.1% White, 22.9% Hispanic, 7.7% Black, 2.6% Multiracial, 0.7% Native American/Other, and 0.0% Asian. This demographic dot map shows the population of Columbia, with one dot drawn for each person counted by the Census, color-coded by race.

Columbia has become more racially diverse since the 2020 Census. It is considerably more diverse than Pennsylvania overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Columbia, that probability was 45.5% in 2020 and 50.5% in the most recent ACS estimates.

Columbia is ranked the 85th most populous place in Pennsylvania, out of 2,002 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). Columbia was ranked the 84th most populous place in the 2020 Census.

Columbia's White Population

6,789 residents of Columbia, or 66.1% of the population, identify as White. The share of White residents in Columbia is lower than in Pennsylvania overall, where 73% of the population is White. Columbia ranks 1718th statewide in terms of White residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Columbia's White population has declined by an estimated 6.8%. White residents' share of Columbia's population has decreased from 71.4% to 66.1%.

Columbia is less White than neighboring Wrightsville (87% White), Washington Boro (99.1% White), Mountville (87.5% White), Marietta (74.8% White), and East Prospect (88.6% White).

Columbia's Black Population

790 residents of Columbia, or 7.7% of the population, identify as Black. The share of Black residents in Columbia is slightly lower than in Pennsylvania overall, where 10.3% of the population is Black. Columbia ranks 248th statewide in terms of Black residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Columbia's Black population has grown by an estimated 31.9%. Black residents' share of Columbia's population has increased from 5.9% to 7.7%.

Columbia is more Black than neighboring Wrightsville (0% Black), Washington Boro (0% Black), Mountville (1% Black), Marietta (3.6% Black), and East Prospect (1.5% Black).

Columbia's Asian Population

0 residents of Columbia, or 0.0% of the population, identify as Asian. The share of Asian residents in Columbia is slightly lower than in Pennsylvania overall, where 3.8% of the population is Asian. Columbia ranks 746th statewide in terms of Asian residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Columbia's Asian population has declined by an estimated 100.0%. Asian residents' share of Columbia's population has decreased from 0.7% to 0.0%.

Columbia is less Asian than neighboring Wrightsville (1.2% Asian), and Marietta (1.2% Asian).

Columbia's Hispanic Population

2,354 residents of Columbia, or 22.9% of the population, identify as Hispanic. The share of Hispanic residents in Columbia is considerably higher than in Pennsylvania overall, where 8.7% of the population is Hispanic. Columbia ranks 73rd statewide in terms of Hispanic residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Columbia's Hispanic population has grown by an estimated 30.9%. Hispanic residents' share of Columbia's population has increased from 17.6% to 22.9%.

Columbia is more Hispanic than neighboring Wrightsville (1.9% Hispanic), Washington Boro (0% Hispanic), Mountville (9.4% Hispanic), Marietta (7.9% Hispanic), and East Prospect (2.9% Hispanic).

Columbia's Native American/Other Population

74 residents of Columbia, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Columbia is comparable to the share in Pennsylvania overall, where 0.6% of the population is Native American/Other. Columbia ranks 354th statewide in terms of Native American/Other residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Columbia's Native American/Other population has declined by an estimated 2.6%. Native American/Other residents' share of Columbia's population has remained roughly unchanged at 0.7%.

Columbia is more Native American/Other than neighboring Wrightsville (0.4% Native American/Other), Washington Boro (0% Native American/Other), Mountville (0.2% Native American/Other), and East Prospect (0% Native American/Other). Columbia is less Native American/Other than neighboring Marietta (9.8% Native American/Other).

Columbia's Multiracial Population

271 residents of Columbia, or 2.6% of the population, identify as Multiracial. The share of Multiracial residents in Columbia is comparable to the share in Pennsylvania overall, where 3.6% of the population is Multiracial. Columbia ranks 764th statewide in terms of Multiracial residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Columbia's Multiracial population has declined by an estimated 27.5%. Multiracial residents' share of Columbia's population has decreased from 3.7% to 2.6%.

Columbia is more Multiracial than neighboring Washington Boro (0.9% Multiracial), and Mountville (2% Multiracial). Columbia is less Multiracial than neighboring Wrightsville (9.5% Multiracial), Marietta (2.8% Multiracial), and East Prospect (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.