Pine Harbor is an unincorporated community and census-designated place in Marion County, Texas, United States.

[3] According to the U.S. Census Bureau, the community has an area of 4.533 square miles (11.74 km2); 3.332 square miles (8.63 km2) of its area is land, and 1.201 square miles (3.11 km2) is water.

[1] Pine Harbor first appeared as a census designated place in the 2010 U.S.

[16] As of the 2020 United States census, there were 785 people, 266 households, and 177 families residing in the CDP.

This article about a location in Marion County, Texas is a stub.