Columbus Junction, IA Demographics

A map of Columbus Junction's Population by Race

Columbus Junction, Iowa has an estimated population of 2,110, a large increase from the 1,830 recorded in the 2020 Census. The population is 43.3% Hispanic, 41.4% White, 9.7% Asian, 4.0% Black, 1.6% Multiracial, and 0.0% Native American/Other. This demographic dot map shows the population of Columbus Junction, with one dot drawn for each person counted by the Census, color-coded by race.

Columbus Junction has become more racially diverse since the 2020 Census. It is considerably more diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Columbus Junction, that probability was 61.1% in 2020 and 63.0% in the most recent ACS estimates.

Columbus Junction is ranked the 161st most populous place in Iowa, out of 1,026 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). Columbus Junction was ranked the 180th most populous place in the 2020 Census.

Columbus Junction's White Population

874 residents of Columbus Junction, or 41.4% of the population, identify as White. The share of White residents in Columbus Junction is significantly lower than in Iowa overall, where 82.3% of the population is White. Columbus Junction ranks 1023rd statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Columbus Junction's White population has grown by an estimated 15.3%. White residents' share of Columbus Junction's population has remained roughly unchanged at 41.4%.

Columbus Junction is more White than neighboring Fredonia (38.3% White), and Conesville (35.8% White). Columbus Junction is less White than neighboring Columbus City (45.8% White), Cotter (67.7% White), and Letts (74.8% White).

Columbus Junction's Black Population

85 residents of Columbus Junction, or 4.0% of the population, identify as Black. The share of Black residents in Columbus Junction is comparable to the share in Iowa overall, where 3.8% of the population is Black. Columbus Junction ranks 143rd statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Columbus Junction's Black population has grown by an estimated 226.9%. Black residents' share of Columbus Junction's population has increased from 1.4% to 4.0%.

Columbus Junction is more Black than neighboring Columbus City (0% Black), Fredonia (0% Black), Cotter (0% Black), Conesville (0.2% Black), and Letts (0.3% Black).

Columbus Junction's Asian Population

204 residents of Columbus Junction, or 9.7% of the population, identify as Asian. The share of Asian residents in Columbus Junction is higher than in Iowa overall, where 2.5% of the population is Asian. Columbus Junction ranks 3rd statewide in terms of Asian residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Columbus Junction's Asian population has grown by an estimated 9.1%. Asian residents' share of Columbus Junction's population has decreased from 10.2% to 9.7%.

Columbus Junction is more Asian than neighboring Columbus City (0% Asian), Fredonia (0% Asian), Cotter (0% Asian), Conesville (7.1% Asian), and Letts (0% Asian).

Columbus Junction's Hispanic Population

913 residents of Columbus Junction, or 43.3% of the population, identify as Hispanic. The share of Hispanic residents in Columbus Junction is significantly higher than in Iowa overall, where 7.3% of the population is Hispanic. Columbus Junction ranks 5th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Columbus Junction's Hispanic population has grown by an estimated 9.9%. Hispanic residents' share of Columbus Junction's population has decreased from 45.4% to 43.3%.

Columbus Junction is more Hispanic than neighboring Cotter (32.3% Hispanic), and Letts (13.6% Hispanic). Columbus Junction is less Hispanic than neighboring Columbus City (54.2% Hispanic), Fredonia (61.7% Hispanic), and Conesville (54.9% Hispanic).

Columbus Junction's Native American/Other Population

0 residents of Columbus Junction, 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 Columbus Junction is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Columbus Junction ranks 589th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Columbus Junction's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Columbus Junction's population has remained roughly unchanged at 0.0%.

Columbus Junction is less Native American/Other than neighboring Conesville (0.7% Native American/Other).

Columbus Junction's Multiracial Population

34 residents of Columbus Junction, or 1.6% of the population, identify as Multiracial. The share of Multiracial residents in Columbus Junction is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Columbus Junction ranks 846th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Columbus Junction's Multiracial population has grown by an estimated 36.0%. Multiracial residents' share of Columbus Junction's population has remained roughly unchanged at 1.6%.

Columbus Junction is more Multiracial than neighboring Columbus City (0% Multiracial), Fredonia (0% Multiracial), Cotter (0% Multiracial), and Conesville (1.4% Multiracial). Columbus Junction is less Multiracial than neighboring Letts (11.4% 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.