Henrietta is a city in and the county seat of Clay County, Texas, United States. It is part of the Wichita Falls metropolitan statistical area. The population was 3,141 at the 2010 census, a decline of 123 from the 2000 tabulation of 3,264.
Henrietta is located near the center of Clay County at 33°49′N 98°12′W / 33.817°N 98.200°W / 33.817; -98.200 (33.8160, -98.1938). It is 20 miles (32 km) southeast of Wichita Falls, 28 miles (45 km) northwest of Bowie, and 95 miles (153 km) northwest of Fort Worth.
According to the United States Census Bureau, Henrietta has a total area of 5.2 square miles (13.4 km), of which 5.1 square miles (13.1 km) is land and 0.1 square miles (0.3 km), or 1.98%, is water.
As of the census of 2000, there were 3,264 people, 1,308 households, and 893 families residing in the city. The population density was 694.8 people per square mile (268.1/km²). There were 1,460 housing units at an average density of 310.8 per square mile (119.9/km²). The racial makeup of the city was 95.89% White, 0.89% African American, 1.04% Native American, 0.98% from other races, and 1.19% from two or more races. Hispanic or Latino of any race were 2.94% of the population.
There were 1,308 households out of which 33.3% had children under the age of 18 living with them, 55.4% were married couples living together, 9.8% had a female householder with no husband present, and 31.7% were non-families. 29.1% of all households were made up of individuals and 17.5% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 3.01.
In the city, the population was spread out with 26.3% under the age of 18, 6.8% from 18 to 24, 26.6% from 25 to 44, 21.1% from 45 to 64, and 19.2% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 87.5 males. For every 100 females age 18 and over, there were 82.1 males.
The median income for a household in the city was $32,835, and the median income for a family was $40,797. Males had a median income of $27,765 versus $21,335 for females. The per capita income for the city was $15,647. About 8.2% of families and 11.6% of the population were below the poverty line, including 15.5% of those under age 18 and 10.9% of those age 65 or over.