Collin County Demographics

A map of Collin County's Population by Race

Collin County, Texas had a population of 1,064,465 in 2020. It was 51.0% White, 10.2% Black, 17.7% Asian, 15.9% Hispanic, 0.9% Native American/Other, and 4.4% Multiracial. This map presents the population of Collin County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Collin County is the 6th most populous county of the 254 counties in Texas.

Collin County's White Population

542,472 residents of Collin County identify as White, or 51.0%. This makes the White share of the population of Collin County slightly larger than the White share of the population of Texas (39.7% White). Of the 254 counties in Texas, Collin County is ranked #164 in terms of White residents as a share of the population.

Collin County is more White than neighboring Dallas County (27.7% White). Collin County is less White than neighboring Rockwall County (65.1% White), Grayson County (70.2% White), Hunt County (65.6% White), and Denton County (53.6% White).

Collin County's Black Population

108,100 residents of Collin County identify as Black, or 10.2%. This makes the Black share of the population of Collin County roughly similar to the Black share of the population of Texas (11.8% Black). Of the 254 counties in Texas, Collin County is ranked #52 in terms of Black residents as a share of the population.

Collin County is more Black than neighboring Rockwall County (7.6% Black), Grayson County (5.5% Black), and Hunt County (7.8% Black). Collin County is less Black than neighboring Dallas County (21.6% Black), and Denton County (10.5% Black).

Collin County's Asian Population

188,365 residents of Collin County identify as Asian, or 17.7%. This makes the Asian share of the population of Collin County larger than the Asian share of the population of Texas (5.4% Asian). Of the 254 counties in Texas, Collin County is ranked #2 in terms of Asian residents as a share of the population.

Collin County is more Asian than neighboring Rockwall County (3.1% Asian), Grayson County (1.4% Asian), Dallas County (6.9% Asian), Hunt County (1% Asian), and Denton County (10.2% Asian).

Collin County's Hispanic Population

169,158 residents of Collin County identify as Hispanic, or 15.9%. This makes the Hispanic share of the population of Collin County considerably less than the Hispanic share of the population of Texas (39.3% Hispanic). Of the 254 counties in Texas, Collin County is ranked #205 in terms of Hispanic residents as a share of the population.

Collin County is more Hispanic than neighboring Grayson County (15.4% Hispanic). Collin County is less Hispanic than neighboring Rockwall County (19.1% Hispanic), Dallas County (40.5% Hispanic), Hunt County (19.7% Hispanic), and Denton County (20.2% Hispanic).

Collin County's Native American/Other Population

9,397 residents of Collin County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.9%. This makes the Native American/Other share of the population of Collin 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, Collin County is ranked #58 in terms of Native American/Other residents as a share of the population.

Collin County is more Native American/Other than neighboring Rockwall County (0.8% Native American/Other), and Dallas County (0.7% Native American/Other). Collin County is less Native American/Other than neighboring Grayson County (1.7% Native American/Other), and Hunt County (1.2% Native American/Other).

Collin County's Multiracial Population

46,973 residents of Collin County identify as Multiracial, or 4.4%. This makes the Multiracial share of the population of Collin County roughly similar to the Multiracial share of the population of Texas (3% Multiracial). Of the 254 counties in Texas, Collin County is ranked #25 in terms of Multiracial residents as a share of the population.

Collin County is more Multiracial than neighboring Rockwall County (4.3% Multiracial), and Dallas County (2.6% Multiracial). Collin County is less Multiracial than neighboring Grayson County (5.7% Multiracial), Hunt County (4.7% Multiracial), and Denton County (4.6% Multiracial).

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