The American Legion Post 512 is a war veterans' organization and historic meeting hall located at the corner of Dolores Street and 8th Avenue in Carmel-by-the-Sea, California. The Legion Hall is open to all members of The American Legion. The American Legion Hall is significant under the California Register of Historical Resources criterion 1, in the area of local history as the meeting place and social hall for the first organized men’s club in Carmel, the historic home of American Legion Post 512, and the location of Carmel's USO during World War II.