Alamo Beach is an unincorporated community in Calhoun County, Texas, United States. It is located just north of the junction of Farm Roads 2717 and 2760, approximately two miles southeast of Port Lavaca and northwest of Magnolia Beach. The community is situated along the waterfront of Lavaca Bay. It is part of the Victoria, Texas Metropolitan Statistical Area. Today, Alamo Beach is a lightly populated, but developing bay front community.
The settlement was established during the first decade of the twentieth century and had a post office from 1907 to 1915.
Public education in the community of Alamo Beach is provided by the Calhoun County Independent School District (CCISD).
Coordinates: 28°34′48″N 96°35′11″W / 28.58000°N 96.58639°W