Texas A&M Forest Service

About forestry service, 77657, Lumberton, TX, US, Texas

Liberty is a city in the U.S. state of Texas, within Liberty County. The population was 8,279 at the 2020 census. It serves as the county seat of Liberty County. Liberty is the third oldest city in the state—established in 1831 on the banks of the Trinity River. The city also has a twin of the Liberty Bell from Philadelphia, Pennsylvania. Its area code is 936 and its ZIP code is 77575. == Geography == According to the United States Census Bureau, the city has a total area of 35.4 square miles (92 km2), of which 35.0 square miles (91 km2) is land and 0.4 square miles (1.0 km2) (1.02%) is water. === Climate === The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Liberty has a humid subtropical climate, abbreviated "Cfa" on climate maps. == Demographics == === 2020 census === As of the 2020 census, Liberty had a population of 8,279, a median age of 37.8 years, 24.9% of residents under the age of 18, and 17.1% of residents 65 years of age or older.