Jewett is a city in Leon County, Texas, United States. Its population was 793 at the 2020 census. It was laid out in 1871 by the International Railroad Company.

| align = right

| align-fn = center

2020 census

As of the 2020 census, Jewett had a population of 793. The median age was 35.8 years. 27.9% of residents were under the age of 18 and 14.1% of residents were 65 years of age or older. For every 100 females there were 92.0 males, and for every 100 females age 18 and over there were 93.9 males age 18 and over.

There were 298 households in Jewett, of which 36.9% had children under the age of 18 living in them. Of all households, 52.7% were married-couple households, 15.4% were households with a male householder and no spouse or partner present, and 27.2% were households with a female householder and no spouse or partner present. About 25.2% of all households were made up of individuals and 11.7% had someone living alone who was 65 years of age or older.

! Race !! Number !! Percent

|-

| White || 551 || 69.5%

|-

| Black or African American || 43 || 5.4%

|-

| American Indian and Alaska Native || 4 || 0.5%

|-

| Asian || 13 || 1.6%

|-

| Native Hawaiian and Other Pacific Islander || 0 || 0.0%

|-

| Some other race || 125 || 15.8%

|-

| Two or more races || 57 || 7.2%

|-

| Hispanic or Latino (of any race) || 328 || 41.4%

|}

2000 census

At the 2000 census, 861 people, 333 households, and 223 families lived in the city. The population density was . The 399 housing units had an average density of . The racial makeup of the city was 75.15% White, 7.67% African American, 14.87% from other races, and 2.32% from two or more races. Hispanics or Latinos of any race were 23.58%.