Long Lake is an unincorporated community in Anderson County, in the U.S. state of Texas.

[1] It is located within the Palestine, Texas micropolitan area.

Long Lake sits along the Union Pacific line, U.S.

Routes 79 and 84 along the Trinity River, 11 mi (18 km) southwest of Palestine in southwestern Anderson County.

[2] Today, the community is served by the Westwood Independent School District.