Holly Beach is an unincorporated community in Cameron County, Texas, United States.

[1] It is located within the Rio Grande Valley and the Brownsville-Harlingen metropolitan area.

[2] Holly Beach is located north of Farm to Market Road 510, 20 miles (32 km) northeast of Brownsville and 7 miles (11 km) northwest of Port Isabel in eastern Cameron County.

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

[3] Today, the community is served by the Los Fresnos Consolidated Independent School District.