California - Criteria: A (event)
| US Post Main Office-San Mateo |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office and Courthouse |
| USS MACON (airship remains) |
| USS PAMPANITO (submarine) |
| USS POTOMAC (yacht) |
| Utica Mansion |
| Valencia Hall |
| Van Nuys Branch |
| Venetian Court Apartments |
| Venice Branch |
| Venice Canal Historic District |
| Venice of America House |
| Ventura Theatre |
| Verlaque, Theophile, House |
| Vermont Square Branch |
| Veterans Affairs Medical Center-San Francisco, California |
| Veterans Home of California Chapel |
| Veterans Memorial Building |
| Victoria Avenue |
| Villa Montalvo |
| Villa Montezuma |
| Vogelsang High Sierra Camp |
| Von Pfister General Store |
| Wakamatsu Tea and Silk Colony Farm |
| Walker Pass |
| Walkers Orange County Theater |
| Wall Street Mill |
| Walnut Grove Gakuen Hall |
| Walnut Grove Japanese-American Historic District |
| Warner Brothers Theatre |
| Warner's Ranch |
| Warner Valley Ranger Station |
| Washington, Henry, Survey Marker |
| Washington School |
| Washington Union High School |
| Watson Log Cabin |
| Watson School |
| Watts Building |
| Watts Station |
| Watts & Tannahill Company Store |
| Watts Towers of Simon Rodia |
| Wawona Covered Bridge |
| Wawona Hotel and Pavilion |
| We and Our Neighbors Clubhouse |
| Webber, John Lee, House |
| Webber Lake Hotel |
| Webster Schoolhouse, Old |
| Weedpatch Camp |
| Weinberger, J.C., Winery |
| Weller House |
| Wellman Hall |
| Well No. 4, Pico Canyon Oil Field |
| West Butte Schoolhouse |
| West Los Angeles Veterans Affairs Historic District |
| West Miner Street-Third Street Historic District |
| West Point Inn |
| Wheatland Masonic Temple |
| Wheeler Hall |
| Whitley Court |
| Whitley Heights Historic District |
| William Tell Saloon and Hotel |
| Willits Carnegie Library |
| Willits Depot |
| Wilmington Branch |
| Wilshire Branch |
| Wilsonia Historic District |
| Wilson, Warren, Beach House |
| Winehaven |
| Winters House |
| Woman's Athletic Club of San Francisco |
| Woman's Club of Hollywood |
| Woman's Club of Lincoln |
| Woman's Club of Lodi |
| Woman's Club of Palo Alto |
| Woman's Club of Redondo Beach |
| Woman's Improvement Club Clubhouse |
| Women's Athletic Club of Alameda County |
| Women's Building, The |
| Women's Improvement Club of Hueneme |
| Women's Twentieth Century Club of Eagle Rock |
| Woodbridge Masonic Lodge No. 131 |
| Woodhills |
| Woodland Opera House |
| Woodland Public Library |
| Woodleaf Hotel |
| Woodside Store |
| Workman Adobe |
| Yamashiro Historic District |
| Yellow Jacket Petroglyphs |
| Yerba Buena Island Lighthouse |
| YMCA Hotel |
| Yolo Branch Library |
| Yolo County Courthouse |
| Yorba-Slaughter Adobe |
| York House |
| Yosemite Transportation Company Office |
| Yosemite Valley |
Data from United States Park Service and Wikidata
