San Luis, CO Demographics

A map of San Luis's Population by Race

San Luis, Colorado has an estimated population of 560, a decrease from the 598 recorded in the 2020 Census. The population is 80.4% Hispanic, 11.8% White, 3.9% Asian, 2.3% Multiracial, 1.6% Black, and 0.0% Native American/Other. This demographic dot map shows the population of San Luis, with one dot drawn for each person counted by the Census, color-coded by race.

San Luis has become more racially diverse since the 2020 Census. It is considerably less diverse than Colorado overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In San Luis, that probability was 29.9% in 2020 and 33.8% in the most recent ACS estimates.

San Luis is ranked the 278th most populous place in Colorado, out of 482 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). San Luis was ranked the 271st most populous place in the 2020 Census.

San Luis's White Population

66 residents of San Luis, or 11.8% of the population, identify as White. The share of White residents in San Luis is significantly lower than in Colorado overall, where 64.8% of the population is White. San Luis ranks 476th statewide in terms of White residents as a share of the population, out of 482 places.

Since the 2020 Census, San Luis's White population has declined by an estimated 10.8%. White residents' share of San Luis's population has decreased from 12.4% to 11.8%.

San Luis is more White than neighboring Fort Garland (5.4% White), and Costilla (0% White). San Luis is less White than neighboring San Acacio (100% White), Blanca (23.5% White), and Stonewall Gap (91.1% White).

San Luis's Black Population

9 residents of San Luis, or 1.6% of the population, identify as Black. The share of Black residents in San Luis is slightly lower than in Colorado overall, where 3.8% of the population is Black. San Luis ranks 182nd statewide in terms of Black residents as a share of the population, out of 482 places.

Since the 2020 Census, San Luis's Black population has grown by an estimated 125.0%. Black residents' share of San Luis's population has increased from 0.7% to 1.6%.

San Luis is more Black than neighboring San Acacio (0% Black), Costilla (0% Black), and Stonewall Gap (0% Black). San Luis is less Black than neighboring Fort Garland (8.5% Black), and Blanca (1.7% Black).

San Luis's Asian Population

22 residents of San Luis, or 3.9% of the population, identify as Asian. The share of Asian residents in San Luis is comparable to the share in Colorado overall, where 3.2% of the population is Asian. San Luis ranks 125th statewide in terms of Asian residents as a share of the population, out of 482 places.

Since the 2020 Census, San Luis's Asian population has grown by an estimated 120.0%. Asian residents' share of San Luis's population has increased from 1.7% to 3.9%.

San Luis is more Asian than neighboring San Acacio (0% Asian), Fort Garland (0% Asian), Costilla (0% Asian), Blanca (1.3% Asian), and Stonewall Gap (0% Asian).

San Luis's Hispanic Population

450 residents of San Luis, or 80.4% of the population, identify as Hispanic. The share of Hispanic residents in San Luis is significantly higher than in Colorado overall, where 22.5% of the population is Hispanic. San Luis ranks 4th statewide in terms of Hispanic residents as a share of the population, out of 482 places.

Since the 2020 Census, San Luis's Hispanic population has declined by an estimated 9.1%. Hispanic residents' share of San Luis's population has decreased from 82.8% to 80.4%.

San Luis is more Hispanic than neighboring San Acacio (0% Hispanic), Fort Garland (80% Hispanic), Blanca (72.6% Hispanic), and Stonewall Gap (6.7% Hispanic). San Luis is less Hispanic than neighboring Costilla (100% Hispanic).

San Luis's Native American/Other Population

0 residents of San Luis, 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 San Luis is comparable to the share in Colorado overall, where 1% of the population is Native American/Other. San Luis ranks 389th statewide in terms of Native American/Other residents as a share of the population, out of 482 places.

Since the 2020 Census, San Luis's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of San Luis's population has decreased from 0.5% to 0.0%.

San Luis is less Native American/Other than neighboring Stonewall Gap (2.2% Native American/Other).

San Luis's Multiracial Population

13 residents of San Luis, or 2.3% of the population, identify as Multiracial. The share of Multiracial residents in San Luis is slightly lower than in Colorado overall, where 4.6% of the population is Multiracial. San Luis ranks 416th statewide in terms of Multiracial residents as a share of the population, out of 482 places.

Since the 2020 Census, San Luis's Multiracial population has grown by an estimated 8.3%. Multiracial residents' share of San Luis's population has remained roughly unchanged at 2.3%.

San Luis is more Multiracial than neighboring San Acacio (0% Multiracial), Costilla (0% Multiracial), Blanca (0.9% Multiracial), and Stonewall Gap (0% Multiracial). San Luis is less Multiracial than neighboring Fort Garland (6.1% 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.