Mart is a city in Limestone and McLennan counties in the U.S. state of Texas.

[3] According to the United States Census Bureau, the city has a total area of 1.3 square miles (3.4 km2), all land.

[1] As of the 2020 United States census, there were 1,748 people, 634 households, and 450 families residing in the city.

As of the census[4] of 2000, 2,273 people, 832 households, and 550 families resided in the city.

About 31.9% of all households were made up of individuals, and 18.5% had someone living alone who was 65 years of age or older.