Big Thicket Lake Estates is a census-designated place (CDP) in Polk and Liberty counties, Texas, United States.

[1] It is a residential community built around several artificial lakes, the largest of which is Bear Foot Lake, a reservoir built on Mill Creek, a tributary of Menard Creek and then the Trinity River.

Texas State Highway 146 forms the western edge of the community.

Big Thicket Lake Estates first appeared as a census designated place in the 2010 U.S.

[16] As of the 2020 United States census, there were 514 people, 242 households, and 131 families residing in the CDP.