Mason County Demographics

A map of Mason County's Population by Race

Mason County, Texas has an estimated population of 3,955, a less than 1% change from the 3,953 recorded in the 2020 Census. The population is 79.8% White, 18.9% Hispanic, 1.0% Multiracial, 0.2% Asian, 0.1% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Mason County, with one dot drawn for each person counted by the Census, color-coded by race.

Mason has become considerably less racially diverse since 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 Mason County, that probability was 39.3% in 2020 and 32.7% in the most recent ACS estimates.

Mason County is ranked the 208th most populous county in Texas, out of 254 counties. Mason County was ranked the 208th most populous county in the 2020 Census.

Mason County's White Population

3,157 residents of Mason County, or 79.8% of the population, identify as White. The share of White residents in Mason County is significantly higher than in Texas overall, where 39.1% of the population is White. Mason County ranks 48th statewide in terms of White residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mason County's White population has grown by an estimated 7.1%. White residents' share of Mason County's population has increased from 74.6% to 79.8%.

Mason County is more White than neighboring Gillespie County (73.6% White), McCulloch County (64% White), Kimble County (70% White), and San Saba County (62.6% White). Mason County is less White than neighboring Llano County (82.1% White).

Mason County's Black Population

2 residents of Mason County, or 0.1% of the population, identify as Black. The share of Black residents in Mason County is considerably lower than in Texas overall, where 11.9% of the population is Black. Mason County ranks 247th statewide in terms of Black residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mason County's Black population has declined by an estimated 50.0%. Black residents' share of Mason County's population has remained roughly unchanged at 0.1%.

Mason County is less Black than neighboring McCulloch County (0.9% Black), Llano County (0.3% Black), Kimble County (1.1% Black), and San Saba County (2.5% Black).

Mason County's Asian Population

8 residents of Mason County, or 0.2% of the population, identify as Asian. The share of Asian residents in Mason County is lower than in Texas overall, where 5.5% of the population is Asian. Mason County ranks 240th statewide in terms of Asian residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mason County's Asian population has grown by an estimated 300.0%. Asian residents' share of Mason County's population has remained roughly unchanged at 0.2%.

Mason County is more Asian than neighboring McCulloch County (0.1% Asian), and Kimble County (0% Asian). Mason County is less Asian than neighboring Gillespie County (0.4% Asian), and Llano County (0.6% Asian).

Mason County's Hispanic Population

749 residents of Mason County, or 18.9% of the population, identify as Hispanic. The share of Hispanic residents in Mason County is significantly lower than in Texas overall, where 39.7% of the population is Hispanic. Mason County ranks 164th statewide in terms of Hispanic residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mason County's Hispanic population has declined by an estimated 15.2%. Hispanic residents' share of Mason County's population has decreased from 22.3% to 18.9%.

Mason County is more Hispanic than neighboring Llano County (13.4% Hispanic). Mason County is less Hispanic than neighboring Gillespie County (22.9% Hispanic), McCulloch County (30.5% Hispanic), Kimble County (26.5% Hispanic), and San Saba County (30.7% Hispanic).

Mason County's Native American/Other Population

0 residents of Mason County, 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 Mason County is comparable to the share in Texas overall, where 0.6% of the population is Native American/Other. Mason County ranks 214th statewide in terms of Native American/Other residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mason County's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Mason County's population has remained roughly unchanged at 0.0%.

Mason County is less Native American/Other than neighboring Gillespie County (0.6% Native American/Other), McCulloch County (0.1% Native American/Other), Llano County (1% Native American/Other), Kimble County (1% Native American/Other), and San Saba County (0.3% Native American/Other).

Mason County's Multiracial Population

39 residents of Mason County, or 1.0% of the population, identify as Multiracial. The share of Multiracial residents in Mason County is slightly lower than in Texas overall, where 3.1% of the population is Multiracial. Mason County ranks 157th statewide in terms of Multiracial residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mason County's Multiracial population has declined by an estimated 61.0%. Multiracial residents' share of Mason County's population has decreased from 2.5% to 1.0%.

Mason County is less Multiracial than neighboring Gillespie County (2.4% Multiracial), McCulloch County (4.4% Multiracial), Llano County (2.6% Multiracial), Kimble County (1.5% Multiracial), and San Saba County (3.7% 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.