Grimes County Demographics

A map of Grimes County's Population by Race

Grimes County, Texas had a population of 29,268 in 2020. It was 57.8% White, 13.1% Black, 0.3% Asian, 25.2% Hispanic, 0.6% Native American/Other, and 3.1% Multiracial. This map presents the population of Grimes County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Grimes County is the 95th most populous county of the 254 counties in Texas.

Grimes County's White Population

16,910 residents of Grimes County identify as White, or 57.8%. This makes the White share of the population of Grimes County larger than the White share of the population of Texas (39.7% White). Of the 254 counties in Texas, Grimes County is ranked #129 in terms of White residents as a share of the population.

Grimes County is more White than neighboring Brazos County (52.6% White), Madison County (51.9% White), Walker County (52.1% White), and Waller County (41.4% White). Grimes County is less White than neighboring Washington County (61.5% White).

Grimes County's Black Population

3,824 residents of Grimes County identify as Black, or 13.1%. This makes the Black share of the population of Grimes County roughly similar to the Black share of the population of Texas (11.8% Black). Of the 254 counties in Texas, Grimes County is ranked #39 in terms of Black residents as a share of the population.

Grimes County is more Black than neighboring Brazos County (10.1% Black). Grimes County is less Black than neighboring Madison County (19.2% Black), Walker County (21.4% Black), Washington County (15.5% Black), and Waller County (21.3% Black).

Grimes County's Asian Population

102 residents of Grimes County identify as Asian, or 0.3%. This makes the Asian share of the population of Grimes County slightly less than the Asian share of the population of Texas (5.4% Asian). Of the 254 counties in Texas, Grimes County is ranked #181 in terms of Asian residents as a share of the population.

Grimes County is less Asian than neighboring Brazos County (6.3% Asian), Madison County (0.8% Asian), Walker County (1.5% Asian), Washington County (1.5% Asian), and Waller County (1.4% Asian).

Grimes County's Hispanic Population

7,361 residents of Grimes County identify as Hispanic, or 25.2%. This makes the Hispanic share of the population of Grimes County less than the Hispanic share of the population of Texas (39.3% Hispanic). Of the 254 counties in Texas, Grimes County is ranked #141 in terms of Hispanic residents as a share of the population.

Grimes County is more Hispanic than neighboring Walker County (21.7% Hispanic), and Washington County (17.9% Hispanic). Grimes County is less Hispanic than neighboring Brazos County (27% Hispanic), Madison County (25.4% Hispanic), and Waller County (32.5% Hispanic).

Grimes County's Native American/Other Population

177 residents of Grimes County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.6%. This makes the Native American/Other share of the population of Grimes County roughly similar to the Native American/Other share of the population of Texas (0.8% Native American/Other). Of the 254 counties in Texas, Grimes County is ranked #156 in terms of Native American/Other residents as a share of the population.

Grimes County is more Native American/Other than neighboring Madison County (0.4% Native American/Other). Grimes County is less Native American/Other than neighboring Brazos County (0.7% Native American/Other), Walker County (0.8% Native American/Other), and Waller County (0.9% Native American/Other).

Grimes County's Multiracial Population

894 residents of Grimes County identify as Multiracial, or 3.1%. This makes the Multiracial share of the population of Grimes County roughly similar to the Multiracial share of the population of Texas (3% Multiracial). Of the 254 counties in Texas, Grimes County is ranked #112 in terms of Multiracial residents as a share of the population.

Grimes County is more Multiracial than neighboring Madison County (2.3% Multiracial), Walker County (2.5% Multiracial), Washington County (2.9% Multiracial), and Waller County (2.4% Multiracial). Grimes County is less Multiracial than neighboring Brazos County (3.4% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.