Colfax County Demographics

A map of Colfax County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	5,867	5,878	47.6%	47.5%
White	5,840	5,954	47.4%	48.1%
Multiracial	373	312	3.0%	2.5%
Native American/Other	153	158	1.2%	1.3%
Black	61	25	0.5%	0.2%
Asian	28	60	0.2%	0.5%

Colfax County, New Mexico has an estimated population of 12,322, a less than 1% change from the 12,387 recorded in the 2020 Census. The population is 47.6% Hispanic, 47.4% White, 3.0% Multiracial, 1.2% Native American/Other, 0.5% Black, and 0.2% Asian. This demographic dot map shows the population of Colfax County, with one dot drawn for each person counted by the Census, color-coded by race.

Colfax is about as racially diverse as it was in the 2020 Census. It is considerably less diverse than New Mexico overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Colfax County, that probability was 54.3% in 2020 and 54.8% in the most recent ACS estimates.

Colfax County is ranked the 24th most populous county in New Mexico, out of 33 counties. Colfax County was ranked the 24th most populous county in the 2020 Census.

Colfax County's White Population

5,840 residents of Colfax County, or 47.4% of the population, identify as White. The share of White residents in Colfax County is considerably higher than in New Mexico overall, where 36% of the population is White. Colfax County ranks 11th statewide in terms of White residents as a share of the population, out of 33 counties.

Since the 2020 Census, Colfax County's White population has declined by an estimated 1.9%. White residents' share of Colfax County's population has decreased from 48.1% to 47.4%.

Colfax County is more White than neighboring Mora County (24.7% White), Taos County (40.5% White), and Costilla County (37.3% White). Colfax County is less White than neighboring Las Animas County (54.2% White), and Harding County (47.5% White).

Colfax County's Black Population

61 residents of Colfax County, or 0.5% of the population, identify as Black. The share of Black residents in Colfax County is comparable to the share in New Mexico overall, where 1.8% of the population is Black. Colfax County ranks 32nd statewide in terms of Black residents as a share of the population, out of 33 counties.

Since the 2020 Census, Colfax County's Black population has grown by an estimated 144.0%. Black residents' share of Colfax County's population has remained roughly unchanged at 0.5%.

Colfax County is more Black than neighboring Mora County (0% Black), and Taos County (0.3% Black). Colfax County is less Black than neighboring Las Animas County (1.6% Black), Costilla County (1.9% Black), and Harding County (1.8% Black).

Colfax County's Asian Population

28 residents of Colfax County, or 0.2% of the population, identify as Asian. The share of Asian residents in Colfax County is comparable to the share in New Mexico overall, where 1.6% of the population is Asian. Colfax County ranks 25th statewide in terms of Asian residents as a share of the population, out of 33 counties.

Since the 2020 Census, Colfax County's Asian population has declined by an estimated 53.3%. Asian residents' share of Colfax County's population has remained roughly unchanged at 0.2%.

Colfax County is more Asian than neighboring Mora County (0% Asian), and Harding County (0% Asian). Colfax County is less Asian than neighboring Las Animas County (1.3% Asian), Taos County (0.7% Asian), and Costilla County (1.5% Asian).

Colfax County's Hispanic Population

5,867 residents of Colfax County, or 47.6% of the population, identify as Hispanic. The share of Hispanic residents in Colfax County is comparable to the share in New Mexico overall, where 48.4% of the population is Hispanic. Colfax County ranks 17th statewide in terms of Hispanic residents as a share of the population, out of 33 counties.

Since the 2020 Census, Colfax County's Hispanic population has remained roughly the same. Hispanic residents' share of Colfax County's population has remained roughly unchanged at 47.6%.

Colfax County is more Hispanic than neighboring Las Animas County (38.8% Hispanic), and Harding County (36.4% Hispanic). Colfax County is less Hispanic than neighboring Mora County (73.5% Hispanic), Taos County (50.6% Hispanic), and Costilla County (54.7% Hispanic).

Colfax County's Native American/Other Population

153 residents of Colfax County, or 1.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Colfax County is lower than in New Mexico overall, where 9% of the population is Native American/Other. Colfax County ranks 22nd statewide in terms of Native American/Other residents as a share of the population, out of 33 counties.

Since the 2020 Census, Colfax County's Native American/Other population has declined by an estimated 3.2%. Native American/Other residents' share of Colfax County's population has remained roughly unchanged at 1.2%.

Colfax County is more Native American/Other than neighboring Costilla County (0.2% Native American/Other). Colfax County is less Native American/Other than neighboring Mora County (1.4% Native American/Other), Las Animas County (1.3% Native American/Other), Taos County (5.6% Native American/Other), and Harding County (11.6% Native American/Other).

Colfax County's Multiracial Population

373 residents of Colfax County, or 3.0% of the population, identify as Multiracial. The share of Multiracial residents in Colfax County is comparable to the share in New Mexico overall, where 3.1% of the population is Multiracial. Colfax County ranks 19th statewide in terms of Multiracial residents as a share of the population, out of 33 counties.

Since the 2020 Census, Colfax County's Multiracial population has grown by an estimated 19.6%. Multiracial residents' share of Colfax County's population has increased from 2.5% to 3.0%.

Colfax County is more Multiracial than neighboring Mora County (0.4% Multiracial), Las Animas County (2.9% Multiracial), Taos County (2.3% Multiracial), and Harding County (2.7% Multiracial). Colfax County is less Multiracial than neighboring Costilla County (4.4% 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.