Kempner is a city in Lampasas County, Texas, United States.

According to the United States Census Bureau, the city has a total area of 2.2 square miles (5.7 km2), all land.

The climate in this area is characterized by hot, humid summers and generally mild to cool winters.

[4] https://kempnertx.gov/ As of the 2020 United States census, there were 1,146 people, 355 households, and 303 families residing in the city.

The City of Kempner is served by the Lampasas Independent School District.