Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Sharp Park | Populated Place | 30 | San Mateo | 37 38 10 N | 122 29 17 W |
| Sherwood Park | Park | 30 | Stanislaus | 37 41 03 N | 120 59 02 W |
| Signal Hill Park | Park | 30 | Los Angeles | 33 47 47 N | 118 10 06 W |
| Siminski Park | Park | 30 | Los Angeles | 33 56 53 N | 118 21 44 W |
| Simmons Playground | Park | 30 | Los Angeles | 33 57 14 N | 118 22 14 W |
| Siphon Six | Canal | 30 | Imperial | 33 13 48 N | 115 25 21 W |
| Siphon Three | Canal | 30 | Imperial | 33 11 40 N | 115 23 31 W |
| Slavic Missionary Church | Church | 30 | Sacramento | 38 40 33 N | 121 22 46 W |
| Soderquist Park | Park | 30 | Stanislaus | 37 29 43 N | 120 51 42 W |
| Solana Beach Town Center Shopping Center | Locale | 30 | San Diego | 32 59 40 N | 117 15 33 W |
| South Pick Anderson Lift Ditch | Canal | 30 | Merced | 37 08 07 N | 120 41 43 W |
| Stanford Branch Palo Alto Post Office | Post Office | 30 | Santa Clara | 37 25 28 N | 122 10 08 W |
| Stanislaus Memorial Hospital | Hospital | 30 | Stanislaus | 37 40 07 N | 120 58 28 W |
| Starr King Elementary and Middle School | School | 30 | Sacramento | 38 36 01 N | 121 21 07 W |
| Summerland Post Office | Post Office | 30 | Santa Barbara | 34 25 22 N | 119 36 04 W |
| Sylvan Elementary School | School | 30 | Stanislaus | 37 40 52 N | 120 58 31 W |
| Sylvan Park | Park | 30 | Stanislaus | 37 40 51 N | 120 58 22 W |
| Sylvan Square Shopping Center | Locale | 30 | Stanislaus | 37 41 18 N | 120 58 36 W |
| Tacayme | Area | 30 | San Diego | 33 14 00 N | 117 19 13 W |
| Tajauta | Civil | 30 | Los Angeles | 33 55 55 N | 118 14 33 W |
| Taylor Middle School | School | 30 | San Mateo | 37 35 53 N | 122 24 03 W |
| Temelec | Populated Place | 30 | Sonoma | 38 16 00 N | 122 29 34 W |
| The Church of Jesus Christ of Latter Day Saints | Church | 30 | Contra Costa | 37 55 59 N | 122 19 16 W |
| The Livery Arts Center | Building | 30 | Ventura | 34 16 57 N | 119 17 37 W |
| Thomas B Moffitt Elementary School | School | 30 | Los Angeles | 33 54 34 N | 118 03 53 W |
| Thomas Downey High School | School | 30 | Stanislaus | 37 39 27 N | 120 58 29 W |
| Toler Elementary School | School | 30 | San Diego | 32 48 05 N | 117 12 33 W |
| Torrance High School | School | 30 | Los Angeles | 33 49 49 N | 118 19 18 W |
| Towers Elementary School | School | 30 | Los Angeles | 33 51 19 N | 118 22 32 W |
| Trinity Christian School | School | 30 | Sacramento | 38 39 45 N | 121 22 01 W |
| Trinity Southern Baptist Church | Church | 30 | Santa Clara | 37 20 24 N | 121 58 13 W |
| Turlock Country Club | Locale | 30 | Merced | 37 26 32 N | 120 49 49 W |
| Turlock Memorial Park | Cemetery | 30 | Stanislaus | 37 29 40 N | 120 51 57 W |
| Turner Ranch | Locale | 30 | Merced | 37 09 02 N | 120 41 39 W |
| Tustin Hospital Medical Center | Hospital | 30 | Orange | 33 43 48 N | 117 49 42 W |
| Union Baptist Church | Church | 30 | Los Angeles | 33 56 06 N | 118 14 24 W |
| Union School | School | 30 | Humboldt | 41 09 26 N | 124 07 52 W |
| Utt Elementary School | School | 30 | Orange | 33 44 01 N | 117 48 23 W |
| Vallejo Home State Historical Monument | Park | 30 | Sonoma | 38 17 55 N | 122 27 47 W |
| Vallemar Elementary School | School | 30 | San Mateo | 37 36 54 N | 122 28 59 W |
| Ventura City Hall | Building | 30 | Ventura | 34 16 57 N | 119 17 35 W |
| Ventura County Courthouse | Building | 30 | Ventura | 34 16 57 N | 119 17 35 W |
| Ventura County Pioneer Museum | Building | 30 | Ventura | 34 16 57 N | 119 17 35 W |
| Veterans Park | Park | 30 | Los Angeles | 33 47 25 N | 118 18 45 W |
| Vichy Elementary School | School | 30 | Napa | 38 20 06 N | 122 15 27 W |
| View KK Prep CHT Middle School | School | 30 | Los Angeles | 34 01 18 N | 118 22 18 W |
| Wakefield Elementary School | School | 30 | Stanislaus | 37 29 06 N | 120 51 14 W |
| Walteria | Populated Place | 30 | Los Angeles | 33 48 18 N | 118 21 04 W |
| Walton Middle School | School | 30 | Los Angeles | 33 52 47 N | 118 14 22 W |
| Ward Elementary School | School | 30 | Los Angeles | 33 54 54 N | 118 08 28 W |
| West Adams Foursquare Church | Church | 30 | Los Angeles | 34 01 55 N | 118 21 03 W |
| Western Baptist Bible College (historical) | School | 30 | Contra Costa | 37 55 32 N | 122 18 45 W |
| Westley Airport | Airport | 30 | Stanislaus | 37 32 52 N | 121 12 21 W |
| Westport Square Shopping Center | Locale | 30 | Orange | 33 37 50 N | 117 54 48 W |
| William E Colby Memorial Library | Building | 30 | San Francisco | 37 47 02 N | 122 25 09 W |
| Willows Park | Park | 30 | Orange | 33 41 45 N | 117 47 00 W |
| Woodlawn Cemetery | Cemetery | 30 | Los Angeles | 33 52 52 N | 118 14 49 W |
| Yellowstone Park | Park | 30 | Santa Clara | 37 25 26 N | 121 52 31 W |
| Yolo County Airport | Airport | 30 | Yolo | 38 34 44 N | 121 51 27 W |
| Yountville | Populated Place | 30 | Napa | 38 24 06 N | 122 21 39 W |
| Acacia Canal | Canal | 29 | Yolo | 38 42 46 N | 121 51 24 W |
| Adam Adler House | Building | 29 | Sonoma | 38 17 37 N | 122 27 12 W |
| Aguas Frias School (historical) | School | 29 | Glenn | 39 30 28 N | 121 58 03 W |
| Airport Wastewater Treatment Plant | Locale | 29 | Sonoma | 38 31 01 N | 122 48 31 W |
| Albalisa Dinner Playhouse Incorporated Heliport | Airport | 29 | Orange | 33 46 01 N | 117 55 06 W |
| Aldar Academy | School | 29 | Sacramento | 38 37 54 N | 121 21 37 W |
| Alexander Rose Elementary School | School | 29 | Santa Clara | 37 25 59 N | 121 52 33 W |
| Alianza Elementary School | School | 29 | Santa Cruz | 36 55 18 N | 121 46 09 W |
| Aliso | Populated Place | 29 | Orange | 33 43 37 N | 117 49 59 W |
| Allen Hall | Building | 29 | Santa Clara | 37 20 08 N | 121 52 41 W |
| American Indian Center Library of Santa Clara Valley | Building | 29 | Santa Clara | 37 19 55 N | 121 54 28 W |
| Anderson Military Academy (historical) | School | 29 | Alameda | 37 32 03 N | 121 57 11 W |
| Arcade Creek Park | Park | 29 | Sacramento | 38 39 24 N | 121 20 09 W |
| Argus High School | School | 29 | Stanislaus | 37 35 26 N | 120 57 02 W |
| Armstrong Ranch | Locale | 29 | Contra Costa | 37 49 32 N | 121 38 30 W |
| Arroyo Agua Caliente Park | Park | 29 | Alameda | 37 30 32 N | 121 55 50 W |
| Arroyo Grande High School | School | 29 | San Luis Obispo | 35 06 55 N | 120 34 51 W |
| Back Ranch Meadows Fire Trail | Trail | 29 | Marin | 38 00 10 N | 122 29 45 W |
| Baker Lateral | Canal | 29 | Butte | 39 27 55 N | 121 45 20 W |
| Ballona | Civil | 29 | Los Angeles | 34 00 34 N | 118 25 49 W |
| Bear Harbor Camp | Locale | 29 | Mendocino | 39 54 52 N | 123 56 21 W |
| Bell Point | Cape | 29 | Mendocino | 39 37 37 N | 123 47 11 W |
| Bermuda Dunes | Populated Place | 29 | Riverside | 33 44 34 N | 116 17 21 W |
| Biggs Assembly of God Church | Church | 29 | Butte | 39 24 59 N | 121 42 40 W |
| Biggs Branch Butte County Library | Building | 29 | Butte | 39 24 51 N | 121 42 33 W |
| Biggs City Hall | Building | 29 | Butte | 39 24 51 N | 121 42 33 W |
| Biggs United Methodist Church | Church | 29 | Butte | 39 24 52 N | 121 42 34 W |
| Blue Lake Post Office | Post Office | 29 | Humboldt | 40 52 52 N | 123 59 20 W |
| Bradford Lateral | Canal | 29 | Butte | 39 29 35 N | 121 48 05 W |
| Brookside Elementary School | School | 29 | Marin | 37 59 27 N | 122 34 33 W |
| Burns Government Lateral | Canal | 29 | Butte | 39 27 02 N | 121 44 34 W |
| Burns Lateral | Canal | 29 | Butte | 39 26 36 N | 121 44 41 W |
| Burrel McDonald Park | Park | 29 | Los Angeles | 33 53 06 N | 118 15 17 W |
| Butte County Fairgrounds | Park | 29 | Butte | 39 21 55 N | 121 40 58 W |
| C Y A Reception Center and Clinic | Locale | 29 | Los Angeles | 33 54 43 N | 118 03 39 W |
| Calvary Chapel of Arroyo Grande | Church | 29 | San Luis Obispo | 35 07 00 N | 120 35 56 W |
| Campos Verdes Adult Education Center | School | 29 | Sacramento | 38 40 40 N | 121 22 39 W |
| Carillo Post Office (historical) | Post Office | 29 | Sonoma | 38 25 25 N | 122 47 17 W |
| Carmarillo Town Center Shopping Center | Locale | 29 | Ventura | 34 13 03 N | 119 04 16 W |
| Carmelite Monastery | Church | 29 | Santa Clara | 37 20 48 N | 121 57 10 W |
| Casa de Doud | Building | 29 | Monterey | 36 35 26 N | 121 53 24 W |
| Central Park | Park | 29 | Santa Clara | 37 20 32 N | 121 58 31 W |
| Central School | School | 29 | Orange | 33 50 07 N | 117 58 40 W |
| Century Plaza Shopping Center | Locale | 29 | Los Angeles | 33 56 05 N | 118 12 17 W |
| Cherokee Canal | Canal | 29 | Butte | 39 28 33 N | 121 44 15 W |
| Chinatown | Populated Place | 29 | San Francisco | 37 47 48 N | 122 24 31 W |
| Chula Vista Adult School-Del Rey Center | School | 29 | San Diego | 32 36 49 N | 117 04 24 W |
| Church of Christ | Church | 29 | Santa Barbara | 34 38 26 N | 120 28 00 W |
| Church of Christ Santa Rosa | Church | 29 | Sonoma | 38 26 18 N | 122 48 23 W |
| Church of the Nazarene | Church | 29 | Humboldt | 40 52 15 N | 124 04 40 W |