Columbia, NJ Demographics

A map of Columbia's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	168	164	96.6%	76.3%
Hispanic	6	28	3.4%	13.0%
Black	0	0	0.0%	0.0%
Asian	0	3	0.0%	1.4%
Native American/Other	0	2	0.0%	0.9%
Multiracial	0	18	0.0%	8.4%

Columbia, New Jersey has an estimated population of 174, a large decrease from the 215 recorded in the 2020 Census. The population is 96.6% White, 3.4% Hispanic, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. 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 considerably less racially diverse since the 2020 Census. It is considerably less diverse than New Jersey 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 39.4% in 2020 and 6.7% in the most recent ACS estimates.

Columbia is ranked the 671st most populous place in New Jersey, out of 700 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 671st most populous place in the 2020 Census.

Columbia's White Population

168 residents of Columbia, or 96.6% of the population, identify as White. The share of White residents in Columbia is significantly higher than in New Jersey overall, where 50.9% of the population is White. Columbia ranks 337th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Columbia's White population has grown by an estimated 2.4%. White residents' share of Columbia's population has increased from 76.3% to 96.6%.

Columbia is more White than neighboring Portland (94.1% White), Delaware (74.3% White), Delaware Water Gap (71.4% White), and Mount Hermon (83.6% White). Columbia is less White than neighboring Hainesburg (100% White).

Columbia's Black Population

0 residents of Columbia, or 0.0% of the population, identify as Black. The share of Black residents in Columbia is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Columbia ranks 684th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Columbia's Black population has grown from 0 to an estimated 0. Black residents' share of Columbia's population has remained roughly unchanged at 0.0%.

Columbia is less Black than neighboring Delaware (16.8% Black), Delaware Water Gap (4.1% Black), and Mount Hermon (11.6% 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 lower than in New Jersey overall, where 10% of the population is Asian. Columbia ranks 510th statewide in terms of Asian residents as a share of the population, out of 700 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 1.4% to 0.0%.

Columbia is less Asian than neighboring Delaware Water Gap (1.6% Asian).

Columbia's Hispanic Population

6 residents of Columbia, or 3.4% of the population, identify as Hispanic. The share of Hispanic residents in Columbia is significantly lower than in New Jersey overall, where 22.5% of the population is Hispanic. Columbia ranks 240th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Columbia's Hispanic population has declined by an estimated 78.6%. Hispanic residents' share of Columbia's population has decreased from 13.0% to 3.4%.

Columbia is more Hispanic than neighboring Portland (1.5% Hispanic), Delaware (0% Hispanic), and Hainesburg (0% Hispanic). Columbia is less Hispanic than neighboring Delaware Water Gap (12.7% Hispanic), and Mount Hermon (3.9% Hispanic).

Columbia's Native American/Other Population

0 residents of Columbia, or 0.0% 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 New Jersey overall, where 0.9% of the population is Native American/Other. Columbia ranks 133rd statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Columbia's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Columbia's population has decreased from 0.9% to 0.0%.

Columbia is less Native American/Other than neighboring Portland (2.2% Native American/Other), and Delaware Water Gap (2% Native American/Other).

Columbia's Multiracial Population

0 residents of Columbia, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Columbia is slightly lower than in New Jersey overall, where 3.5% of the population is Multiracial. Columbia ranks 14th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Columbia's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Columbia's population has decreased from 8.4% to 0.0%.

Columbia is less Multiracial than neighboring Portland (2.2% Multiracial), Delaware (8.9% Multiracial), Delaware Water Gap (8.1% Multiracial), and Mount Hermon (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.