According to the United States Census Bureau, the city has a total area of 3.5 sq mi (9.1 km2), of which 0.1 sq mi (0.2 km2), or 1.8%, is covered by water.[1] The city is drained by Pecan Creek, an eastward-flowing tributary of the Leon River.
As of the 2020 United States census, 2,895 people, 968 households, and 632 families were residing in the city.
2010 census
As of the census of 2010,[10] 3,095 people, 1,230 households, and 777 families were residing in the city. The population density was 1,067.2 people/sq mi (412.7/km2). The 1,470 housing units averaged 506.9/sq mi (196 per km2). The racial makeup of the city was 94.5% White, 0.7% African American, 0.7% Native American, 0.5% Asian, 2.8% from other races, and 0.8% from two or more races. Hispanics or Latinos of any race were 8.9% of the population.
Of the 1,230 households, 26.9% had children under 18 living with them, 45.7% were married couples living together, 13.3% had a female householder with no husband present, 4.1% had a male householder with no wife present, and 36.8% were not families. About 32.1% of all households were made up of individuals, and 17.6% had someone living alone who was 65 years of age or older. The average household size was 2.38, and the average family size was 2.92.
In the city, the age distribution was 21.8% under 18, 27.9% from 18 to 44, 23.9% from 45 to 64, and 26.4% who were 65 or older. The median age was 45.2 years. For every 100 females, there were 86.4 males. For every 100 females age 18 and over, there were 82.2 males.
The median income for a household in the city was $26,585, and for a family was $38,702. Males had a median income of $27,074 versus $17,500 for females. The per capita income for the city was $15,012. About 12.2% of families and 15.9% of the population were below the poverty line, including 23.0% of those under age 18 and 16.1% of those age 65 or over.
Texas State Highway 36 runs through Hamilton on a generally east–west axis on its way between Abilene to the northwest and Freeport to the southeast.
Texas State Highway 22 reaches its western terminus within the city limits of Hamilton at its junction with State Highway 36 near the eastern edge of the city. State Highway 22 runs east from Hamilton to Corsicana.
^Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race.[9]
