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

[5] As of the 2020 United States census, there were 8,279 people, 3,308 households, and 2,421 families residing in the city.

The Geraldine D. Humphreys Cultural Center, including the Humphreys-Burson Theatre which is home to the Valley Players theatrical company, was renovated in a major multimillion-dollar remodeling completed in 2010.

[26] The Sam Houston Regional Library and Research Center, operated by the Texas State Library and Archives Commission is located 3 miles (4.8 km) north of Liberty in an unincorporated area.

Judge and Mrs. Price Daniel donated 114 acres (46 ha) of land for the purpose of establishing a library on September 27, 1973.

[27] Archives and displays show development of region, artifacts, furniture, Jean Lafitte's journals, and 1826 census.

[28] Liberty Municipal Airport, a general aviation airport is located approximately 6 miles east of Liberty, just north of the intersection of FM 160 east with FM 2830.

The Liberty Municipal Airport has a pilot courtesy room and fueling facilities with 100LL and Jet-A available.

Liberty has public transportation service provided by the Brazos Transit District.

The theatre sat idle, then in 1993, the John W. Cox family purchased the theater and refurbished the building, reopening it as The Liberty Opry; a live, Branson-style musical entertainment venue.

In 2006 John W. Cox sold it to Bruce Boehner, who owned it until he sold it in 2010 to Jay and Nina Cantu who provided weekly shows ranging from Country to Gospel to Rock & Roll every Saturday 4:00 pm.

The Geraldine D. Humphrey's Cultural Center has undergone a multimillion-dollar renovation project completed in 2010, including renovation of the Humphreys-Burson Theater adding new seating, expanded storage space and new carpeting.