San Juan County Demographics

A map of San Juan County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Native American/Other	6,644	7,263	45.9%	50.0%
White	6,490	6,038	44.8%	41.6%
Hispanic	833	747	5.8%	5.1%
Multiracial	466	404	3.2%	2.8%
Asian	37	34	0.3%	0.2%
Black	13	32	0.1%	0.2%

San Juan County, Utah has an estimated population of 14,483, a less than 1% change from the 14,518 recorded in the 2020 Census. The population is 45.9% Native American/Other, 44.8% White, 5.8% Hispanic, 3.2% Multiracial, 0.3% Asian, and 0.1% Black. This demographic dot map shows the population of San Juan County, with one dot drawn for each person counted by the Census, color-coded by race.

San Juan has become more racially diverse since the 2020 Census. It is considerably more diverse than Utah overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In San Juan County, that probability was 57.3% in 2020 and 58.4% in the most recent ACS estimates.

San Juan County is ranked the 17th most populous county in Utah, out of 29 counties. San Juan County was ranked the 17th most populous county in the 2020 Census.

San Juan County's White Population

6,490 residents of San Juan County, or 44.8% of the population, identify as White. The share of White residents in San Juan County is significantly lower than in Utah overall, where 74.7% of the population is White. San Juan County ranks 29th statewide in terms of White residents as a share of the population, out of 29 counties.

Since the 2020 Census, San Juan County's White population has grown by an estimated 7.5%. White residents' share of San Juan County's population has increased from 41.6% to 44.8%.

San Juan County is less White than neighboring Montezuma County (70.5% White), Dolores County (82.7% White), Wayne County (90.7% White), Grand County (77.6% White), and San Miguel County (84% White).

San Juan County's Black Population

13 residents of San Juan County, or 0.1% of the population, identify as Black. The share of Black residents in San Juan County is comparable to the share in Utah overall, where 1.1% of the population is Black. San Juan County ranks 20th statewide in terms of Black residents as a share of the population, out of 29 counties.

Since the 2020 Census, San Juan County's Black population has declined by an estimated 59.4%. Black residents' share of San Juan County's population has remained roughly unchanged at 0.1%.

San Juan County is more Black than neighboring Dolores County (0% Black), and Grand County (0% Black). San Juan County is less Black than neighboring Montezuma County (0.7% Black), Wayne County (0.3% Black), and San Miguel County (1% Black).

San Juan County's Asian Population

37 residents of San Juan County, or 0.3% of the population, identify as Asian. The share of Asian residents in San Juan County is slightly lower than in Utah overall, where 2.4% of the population is Asian. San Juan County ranks 25th statewide in terms of Asian residents as a share of the population, out of 29 counties.

Since the 2020 Census, San Juan County's Asian population has grown by an estimated 8.8%. Asian residents' share of San Juan County's population has remained roughly unchanged at 0.3%.

San Juan County is more Asian than neighboring Dolores County (0% Asian), and Wayne County (0% Asian). San Juan County is less Asian than neighboring Montezuma County (0.9% Asian), Grand County (2.2% Asian), and San Miguel County (0.6% Asian).

San Juan County's Hispanic Population

833 residents of San Juan County, or 5.8% of the population, identify as Hispanic. The share of Hispanic residents in San Juan County is considerably lower than in Utah overall, where 15.9% of the population is Hispanic. San Juan County ranks 22nd statewide in terms of Hispanic residents as a share of the population, out of 29 counties.

Since the 2020 Census, San Juan County's Hispanic population has grown by an estimated 11.5%. Hispanic residents' share of San Juan County's population has increased from 5.1% to 5.8%.

San Juan County is more Hispanic than neighboring Wayne County (3% Hispanic). San Juan County is less Hispanic than neighboring Montezuma County (12.5% Hispanic), Dolores County (9.9% Hispanic), Grand County (13% Hispanic), and San Miguel County (11.7% Hispanic).

San Juan County's Native American/Other Population

6,644 residents of San Juan County, or 45.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in San Juan County is significantly higher than in Utah overall, where 1.9% of the population is Native American/Other. San Juan County ranks 1st statewide in terms of Native American/Other residents as a share of the population, out of 29 counties.

Since the 2020 Census, San Juan County's Native American/Other population has declined by an estimated 8.5%. Native American/Other residents' share of San Juan County's population has decreased from 50.0% to 45.9%.

San Juan County is more Native American/Other than neighboring Montezuma County (9.7% Native American/Other), Dolores County (2.8% Native American/Other), Wayne County (0% Native American/Other), Grand County (4.6% Native American/Other), and San Miguel County (0.2% Native American/Other).

San Juan County's Multiracial Population

466 residents of San Juan County, or 3.2% of the population, identify as Multiracial. The share of Multiracial residents in San Juan County is comparable to the share in Utah overall, where 4% of the population is Multiracial. San Juan County ranks 13th statewide in terms of Multiracial residents as a share of the population, out of 29 counties.

Since the 2020 Census, San Juan County's Multiracial population has grown by an estimated 15.3%. Multiracial residents' share of San Juan County's population has remained roughly unchanged at 3.2%.

San Juan County is more Multiracial than neighboring Grand County (2.6% Multiracial), and San Miguel County (2.5% Multiracial). San Juan County is less Multiracial than neighboring Montezuma County (5.7% Multiracial), Dolores County (4.5% Multiracial), and Wayne County (5.9% 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.