Plum Grove

Plum Grove is at the junction of Farm roads 2090 and 1010, forty miles northeast of Houston in northwestern Liberty County. It was incorporated by a 557 vote in December 1968 and secured a voting precinct 5? years later. Plum Grove had an estimated population of 484 during the mid-1970s, 455 in 1980, and 480 in 1990.