Mills County Demographics

A map of Mills County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,298	3,498	73.1%	78.5%
Hispanic	947	728	21.0%	16.3%
Multiracial	183	185	4.1%	4.2%
Black	30	25	0.7%	0.6%
Asian	30	4	0.7%	0.1%
Native American/Other	23	16	0.5%	0.4%

Mills County, Texas has an estimated population of 4,511, a slight increase from the 4,456 recorded in the 2020 Census. The population is 73.1% White, 21.0% Hispanic, 4.1% Multiracial, 0.7% Black, 0.7% Asian, and 0.5% Native American/Other. This demographic dot map shows the population of Mills County, with one dot drawn for each person counted by the Census, color-coded by race.

Mills has become considerably more 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 Mills County, that probability was 35.5% in 2020 and 42.0% in the most recent ACS estimates.

Mills County is ranked the 206th most populous county in Texas, out of 254 counties. Mills County was ranked the 206th most populous county in the 2020 Census.

Mills County's White Population

3,298 residents of Mills County, or 73.1% of the population, identify as White. The share of White residents in Mills County is significantly higher than in Texas overall, where 39.1% of the population is White. Mills County ranks 26th statewide in terms of White residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mills County's White population has declined by an estimated 5.7%. White residents' share of Mills County's population has decreased from 78.5% to 73.1%.

Mills County is more White than neighboring San Saba County (62.6% White), Comanche County (66.2% White), Lampasas County (69.5% White), and Brown County (69.9% White). Mills County is less White than neighboring Hamilton County (81.5% White).

Mills County's Black Population

30 residents of Mills County, or 0.7% of the population, identify as Black. The share of Black residents in Mills County is considerably lower than in Texas overall, where 11.9% of the population is Black. Mills County ranks 209th statewide in terms of Black residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mills County's Black population has grown by an estimated 20.0%. Black residents' share of Mills County's population has remained roughly unchanged at 0.7%.

Mills County is more Black than neighboring Comanche County (0.4% Black). Mills County is less Black than neighboring San Saba County (2.5% Black), Lampasas County (4% Black), Brown County (3.5% Black), and Hamilton County (2% Black).

Mills County's Asian Population

30 residents of Mills County, or 0.7% of the population, identify as Asian. The share of Asian residents in Mills County is slightly lower than in Texas overall, where 5.5% of the population is Asian. Mills County ranks 234th statewide in terms of Asian residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mills County's Asian population has grown by an estimated 650.0%. Asian residents' share of Mills County's population has increased from 0.1% to 0.7%.

Mills County is more Asian than neighboring San Saba County (0.2% Asian), Comanche County (0.3% Asian), Brown County (0.6% Asian), and Hamilton County (0% Asian). Mills County is less Asian than neighboring Lampasas County (1.1% Asian).

Mills County's Hispanic Population

947 residents of Mills County, or 21.0% of the population, identify as Hispanic. The share of Hispanic residents in Mills County is significantly lower than in Texas overall, where 39.7% of the population is Hispanic. Mills County ranks 203rd statewide in terms of Hispanic residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mills County's Hispanic population has grown by an estimated 30.1%. Hispanic residents' share of Mills County's population has increased from 16.3% to 21.0%.

Mills County is more Hispanic than neighboring Lampasas County (20.5% Hispanic), and Hamilton County (14.2% Hispanic). Mills County is less Hispanic than neighboring San Saba County (30.7% Hispanic), Comanche County (29.5% Hispanic), and Brown County (22.5% Hispanic).

Mills County's Native American/Other Population

23 residents of Mills County, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mills County is comparable to the share in Texas overall, where 0.6% of the population is Native American/Other. Mills County ranks 224th statewide in terms of Native American/Other residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mills County's Native American/Other population has grown by an estimated 43.8%. Native American/Other residents' share of Mills County's population has remained roughly unchanged at 0.5%.

Mills County is more Native American/Other than neighboring San Saba County (0.3% Native American/Other), Comanche County (0.4% Native American/Other), Lampasas County (0.2% Native American/Other), and Hamilton County (0.3% Native American/Other). Mills County is less Native American/Other than neighboring Brown County (0.6% Native American/Other).

Mills County's Multiracial Population

183 residents of Mills County, or 4.1% of the population, identify as Multiracial. The share of Multiracial residents in Mills County is comparable to the share in Texas overall, where 3.1% of the population is Multiracial. Mills County ranks 36th statewide in terms of Multiracial residents as a share of the population, out of 254 counties.

Since the 2020 Census, Mills County's Multiracial population has declined by an estimated 1.1%. Multiracial residents' share of Mills County's population has remained roughly unchanged at 4.1%.

Mills County is more Multiracial than neighboring San Saba County (3.7% Multiracial), Comanche County (3.2% Multiracial), Brown County (2.8% Multiracial), and Hamilton County (1.9% Multiracial). Mills County is less Multiracial than neighboring Lampasas County (4.7% 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.