Hamilton County Demographics

A map of Hamilton County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	6,854	6,805	81.5%	82.8%
Hispanic	1,196	1,045	14.2%	12.7%
Black	165	32	2.0%	0.4%
Multiracial	163	248	1.9%	3.0%
Native American/Other	25	56	0.3%	0.7%
Asian	3	36	0.0%	0.4%

Hamilton County, Texas has an estimated population of 8,406, a slight increase from the 8,222 recorded in the 2020 Census. The population is 81.5% White, 14.2% Hispanic, 2.0% Black, 1.9% Multiracial, 0.3% Native American/Other, and 0.0% Asian. This demographic dot map shows the population of Hamilton County, with one dot drawn for each person counted by the Census, color-coded by race.

Hamilton has become 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 Hamilton County, that probability was 29.8% in 2020 and 31.4% in the most recent ACS estimates.

Hamilton County is ranked the 175th most populous county in Texas, out of 254 counties. Hamilton County was ranked the 176th most populous county in the 2020 Census.

Hamilton County's White Population

6,854 residents of Hamilton County, or 81.5% of the population, identify as White. The share of White residents in Hamilton County is significantly higher than in Texas overall, where 39.1% of the population is White. Hamilton County ranks 16th statewide in terms of White residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hamilton County's White population has remained roughly the same. White residents' share of Hamilton County's population has decreased from 82.8% to 81.5%.

Hamilton County is more White than neighboring Coryell County (54.4% White), Comanche County (66.2% White), Bosque County (74.9% White), Lampasas County (69.5% White), and Mills County (73.1% White).

Hamilton County's Black Population

165 residents of Hamilton County, or 2.0% of the population, identify as Black. The share of Black residents in Hamilton County is lower than in Texas overall, where 11.9% of the population is Black. Hamilton County ranks 218th statewide in terms of Black residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hamilton County's Black population has grown by an estimated 415.6%. Black residents' share of Hamilton County's population has increased from 0.4% to 2.0%.

Hamilton County is more Black than neighboring Comanche County (0.4% Black), Bosque County (1.1% Black), and Mills County (0.7% Black). Hamilton County is less Black than neighboring Coryell County (13% Black), and Lampasas County (4% Black).

Hamilton County's Asian Population

3 residents of Hamilton County, or 0.0% of the population, identify as Asian. The share of Asian residents in Hamilton County is lower than in Texas overall, where 5.5% of the population is Asian. Hamilton County ranks 160th statewide in terms of Asian residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hamilton County's Asian population has declined by an estimated 91.7%. Asian residents' share of Hamilton County's population has remained roughly unchanged at 0.0%.

Hamilton County is less Asian than neighboring Coryell County (2% Asian), Comanche County (0.3% Asian), Bosque County (0.4% Asian), Lampasas County (1.1% Asian), and Mills County (0.7% Asian).

Hamilton County's Hispanic Population

1,196 residents of Hamilton County, or 14.2% of the population, identify as Hispanic. The share of Hispanic residents in Hamilton County is significantly lower than in Texas overall, where 39.7% of the population is Hispanic. Hamilton County ranks 218th statewide in terms of Hispanic residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hamilton County's Hispanic population has grown by an estimated 14.4%. Hispanic residents' share of Hamilton County's population has increased from 12.7% to 14.2%.

Hamilton County is less Hispanic than neighboring Coryell County (20.7% Hispanic), Comanche County (29.5% Hispanic), Bosque County (19.1% Hispanic), Lampasas County (20.5% Hispanic), and Mills County (21% Hispanic).

Hamilton County's Native American/Other Population

25 residents of Hamilton County, or 0.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Hamilton County is comparable to the share in Texas overall, where 0.6% of the population is Native American/Other. Hamilton County ranks 124th statewide in terms of Native American/Other residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hamilton County's Native American/Other population has declined by an estimated 55.4%. Native American/Other residents' share of Hamilton County's population has remained roughly unchanged at 0.3%.

Hamilton County is more Native American/Other than neighboring Lampasas County (0.2% Native American/Other). Hamilton County is less Native American/Other than neighboring Coryell County (1.4% Native American/Other), Comanche County (0.4% Native American/Other), Bosque County (1% Native American/Other), and Mills County (0.5% Native American/Other).

Hamilton County's Multiracial Population

163 residents of Hamilton County, or 1.9% of the population, identify as Multiracial. The share of Multiracial residents in Hamilton County is comparable to the share in Texas overall, where 3.1% of the population is Multiracial. Hamilton County ranks 117th statewide in terms of Multiracial residents as a share of the population, out of 254 counties.

Since the 2020 Census, Hamilton County's Multiracial population has declined by an estimated 34.3%. Multiracial residents' share of Hamilton County's population has decreased from 3.0% to 1.9%.

Hamilton County is less Multiracial than neighboring Coryell County (8.6% Multiracial), Comanche County (3.2% Multiracial), Bosque County (3.5% Multiracial), Lampasas County (4.7% Multiracial), and Mills County (4.1% 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.