The homes covered are those within the limits of the original King William Historic District recognized by the City of San Antonio, Texas. The term "King William" now covers a larger history district and adjacent areas. The following list identifies the specific properties addressed:

King William Street (107, 112, 116, 120, 122, 130, 138, 202, 203, 208, 210, 217, 222, 225, 226, 241, 242, 302, 303, 306, 308, 309, 316, 317, 326, 332, 335, 401, 404, 410, 414, 419, 422, 425, 431, 432, 434, 504, 509, 516, 523, 524, 528)

Washington (111, 209, 213, 218, 228, 231, 250, 302)

Madison (103, 105, 107, 117, 202, 203, 206, 209, 213, 217, 221, 222, 225, 226, 229, 230, 233, 234, 236, 237, 242, 309, 310, 314, 317, 320, 321, 325, 326, 328, 335, 337, 338, 402, 403, 415, 427, 429, 433, 504, 506, 521, 525)