Hidalgo County Demographics

A map of Hidalgo County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	819,984	800,001	91.9%	91.9%
White	53,400	53,338	6.0%	6.1%
Asian	9,017	8,604	1.0%	1.0%
Black	5,099	3,364	0.6%	0.4%
Multiracial	2,689	2,846	0.3%	0.3%
Native American/Other	1,788	2,628	0.2%	0.3%

Hidalgo County, Texas has an estimated population of 891,977, a slight increase from the 870,781 recorded in the 2020 Census. The population is 91.9% Hispanic, 6.0% White, 1.0% Asian, 0.6% Black, 0.3% Multiracial, and 0.2% Native American/Other. This demographic dot map shows the population of Hidalgo County, with one dot drawn for each person counted by the Census, color-coded by race.

Hidalgo is about as racially diverse as it was in the 2020 Census. It is considerably less diverse than Texas overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Hidalgo County, that probability was 15.2% in 2020 and 15.1% in the most recent ACS estimates.

Hidalgo County is ranked the 9th most populous county in Texas, out of 254 counties. Hidalgo County was ranked the 8th most populous county in the 2020 Census.

Hidalgo County's White Population

53,400 residents of Hidalgo County, or 6.0% of the population, identify as White. The share of White residents in Hidalgo County is significantly lower than in Texas overall, where 39.1% of the population is White. Hidalgo County ranks 249th statewide in terms of White residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hidalgo County's White population has remained roughly the same. White residents' share of Hidalgo County's population has remained roughly unchanged at 6.0%.

Hidalgo County is more White than neighboring Starr County (2.3% White). Hidalgo County is less White than neighboring Willacy County (9.8% White), Brooks County (7.2% White), Kenedy County (9% White), and Cameron County (8.7% White).

Hidalgo County's Black Population

5,099 residents of Hidalgo County, or 0.6% of the population, identify as Black. The share of Black residents in Hidalgo County is considerably lower than in Texas overall, where 11.9% of the population is Black. Hidalgo County ranks 219th statewide in terms of Black residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hidalgo County's Black population has grown by an estimated 51.6%. Black residents' share of Hidalgo County's population has remained roughly unchanged at 0.6%.

Hidalgo County is more Black than neighboring Starr County (0.4% Black), and Cameron County (0.5% Black). Hidalgo County is less Black than neighboring Willacy County (1.5% Black), and Kenedy County (0.7% Black).

Hidalgo County's Asian Population

9,017 residents of Hidalgo County, or 1.0% of the population, identify as Asian. The share of Asian residents in Hidalgo County is slightly lower than in Texas overall, where 5.5% of the population is Asian. Hidalgo County ranks 62nd statewide in terms of Asian residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hidalgo County's Asian population has grown by an estimated 4.8%. Asian residents' share of Hidalgo County's population has remained roughly unchanged at 1.0%.

Hidalgo County is more Asian than neighboring Starr County (0.1% Asian), Willacy County (0.2% Asian), Brooks County (0% Asian), Kenedy County (0.7% Asian), and Cameron County (0.8% Asian).

Hidalgo County's Hispanic Population

819,984 residents of Hidalgo County, or 91.9% of the population, identify as Hispanic. The share of Hispanic residents in Hidalgo County is significantly higher than in Texas overall, where 39.7% of the population is Hispanic. Hidalgo County ranks 6th statewide in terms of Hispanic residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hidalgo County's Hispanic population has grown by an estimated 2.5%. Hispanic residents' share of Hidalgo County's population has remained roughly unchanged at 91.9%.

Hidalgo County is more Hispanic than neighboring Willacy County (87.3% Hispanic), Brooks County (90.1% Hispanic), Kenedy County (88.3% Hispanic), and Cameron County (89.3% Hispanic). Hidalgo County is less Hispanic than neighboring Starr County (97.2% Hispanic).

Hidalgo County's Native American/Other Population

1,788 residents of Hidalgo County, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Hidalgo County is comparable to the share in Texas overall, where 0.6% of the population is Native American/Other. Hidalgo County ranks 234th statewide in terms of Native American/Other residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hidalgo County's Native American/Other population has declined by an estimated 32.0%. Native American/Other residents' share of Hidalgo County's population has remained roughly unchanged at 0.2%.

Hidalgo County is more Native American/Other than neighboring Starr County (0% Native American/Other), and Willacy County (0% Native American/Other). Hidalgo County is less Native American/Other than neighboring Brooks County (0.9% Native American/Other), Kenedy County (0.7% Native American/Other), and Cameron County (0.3% Native American/Other).

Hidalgo County's Multiracial Population

2,689 residents of Hidalgo County, or 0.3% of the population, identify as Multiracial. The share of Multiracial residents in Hidalgo County is slightly lower than in Texas overall, where 3.1% of the population is Multiracial. Hidalgo County ranks 250th statewide in terms of Multiracial residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hidalgo County's Multiracial population has declined by an estimated 5.5%. Multiracial residents' share of Hidalgo County's population has remained roughly unchanged at 0.3%.

Hidalgo County is more Multiracial than neighboring Starr County (0.1% Multiracial). Hidalgo County is less Multiracial than neighboring Willacy County (1.3% Multiracial), Brooks County (1.2% Multiracial), Kenedy County (0.7% Multiracial), and Cameron County (0.4% 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.