Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Santa Rosa Memorial Hospital | Hospital | 55 | Sonoma | 38 26 38 N | 122 42 03 W |
| Santa Teresa Community Hospital | Hospital | 59 | Santa Clara | 37 14 24 N | 121 48 01 W |
| Santa Teresita Hospital | Hospital | 165 | Los Angeles | 34 08 33 N | 117 58 43 W |
| Santa Ynez Valley Hospital | Hospital | 148 | Santa Barbara | 34 36 08 N | 120 07 36 W |
| Sawtelle Veterans Hospital | Hospital | 107 | Los Angeles | 34 03 27 N | 118 27 24 W |
| Scenic General Hospital | Hospital | 27 | Stanislaus | 37 38 47 N | 120 58 40 W |
| Scott Valley Rural Health Center | Hospital | 897 | Siskiyou | 41 27 25 N | 122 53 44 W |
| Scripps Clinic | Hospital | 488 | Riverside | 33 46 55 N | 116 56 14 W |
| Scripps Clinic | Hospital | 21 | San Diego | 32 50 33 N | 117 16 45 W |
| Scripps Clinic | Hospital | 232 | San Diego | 32 59 34 N | 117 04 26 W |
| Scripps Clinic and Research Foundation | Hospital | 100 | San Diego | 32 53 38 N | 117 14 04 W |
| Scripps Medical Center | Hospital | 180 | San Diego | 33 12 14 N | 116 19 46 W |
| Scripps Memorial Hospital | Hospital | 105 | San Diego | 32 53 06 N | 117 13 32 W |
| Scripps Memorial Hospital | Hospital | 20 | San Diego | 32 38 01 N | 117 05 04 W |
| Scripps Memorial Hospital Encinitas | Hospital | 53 | San Diego | 33 02 13 N | 117 17 04 W |
| Seaside Hospital | Hospital | 7 | Del Norte | 41 44 51 N | 124 12 13 W |
| Seaside Memorial Hospital | Hospital | 10 | Los Angeles | 33 47 03 N | 118 11 51 W |
| Selma Hospital | Hospital | 95 | Fresno | 36 34 05 N | 119 35 55 W |
| Selma Sanitarium (historical) | Hospital | 95 | Fresno | 36 34 22 N | 119 36 45 W |
| Seneca District Hospital | Hospital | 1384 | Plumas | 40 18 21 N | 121 14 05 W |
| Sequoia Hospital | Hospital | 33 | San Mateo | 37 28 47 N | 122 15 17 W |
| Seton Medical Center | Hospital | 135 | San Mateo | 37 40 48 N | 122 28 28 W |
| Sharon Convalescent Hospital | Hospital | 51 | Los Angeles | 34 04 22 N | 118 22 03 W |
| Shasta General Hospital | Hospital | 145 | Shasta | 40 33 01 N | 122 22 50 W |
| Sher-Wood Hospital | Hospital | 224 | Los Angeles | 34 12 02 N | 118 25 42 W |
| Sherman Oaks Community Hospital | Hospital | 202 | Los Angeles | 34 09 37 N | 118 26 58 W |
| Shriners Hospital | Hospital | 85 | Los Angeles | 34 04 01 N | 118 17 09 W |
| Shriners Hospital | Hospital | 99 | San Francisco | 37 45 24 N | 122 28 38 W |
| Shriners Hospital for Crippled Children | Hospital | 9 | Sacramento | 38 33 11 N | 121 27 19 W |
| Sierra Community Hospital | Hospital | 101 | Tulare | 36 18 58 N | 119 17 32 W |
| Sierra Gateway Hospital | Hospital | 110 | Fresno | 36 50 39 N | 119 43 24 W |
| Sierra Hospital | Hospital | 96 | Fresno | 36 47 16 N | 119 47 11 W |
| Sierra Hospital | Hospital | 522 | Tuolumne | 37 58 47 N | 120 23 24 W |
| Sierra Kings Hospital | Hospital | 107 | Fresno | 36 36 30 N | 119 27 06 W |
| Sierra Madre Community Hospital | Hospital | 265 | Los Angeles | 34 09 44 N | 118 03 27 W |
| Sierra Meadows Emergi-Care | Hospital | 712 | Madera | 37 20 09 N | 119 39 37 W |
| Sierra Nevada Memorial Hospital | Hospital | 814 | Nevada | 39 13 45 N | 121 02 40 W |
| Sierra View Hospital | Hospital | 137 | Tulare | 36 04 09 N | 119 01 39 W |
| Sierra Vista Regional Medical Center | Hospital | 76 | San Luis Obispo | 35 17 33 N | 120 39 56 W |
| Signal Hill Hospital | Hospital | 8 | Los Angeles | 33 47 14 N | 118 10 35 W |
| Simi Valley Adventist Hospital | Hospital | 318 | Ventura | 34 17 22 N | 118 44 42 W |
| Simi Valley Hospital Behavioral Health Center | Hospital | 255 | Ventura | 34 16 08 N | 118 45 42 W |
| Siskiyou General Hospital | Hospital | 802 | Siskiyou | 41 43 29 N | 122 38 17 W |
| Sisters Hospital | Hospital | 16 | Santa Cruz | 36 57 42 N | 122 01 33 W |
| Sixth Avenue Medical Center | Hospital | 88 | San Diego | 32 44 07 N | 117 09 34 W |
| Sonoma Valley Hospital | Hospital | 79 | Sonoma | 38 18 06 N | 122 25 30 W |
| Sonoma Valley Hospital | Hospital | 22 | Sonoma | 38 17 18 N | 122 27 57 W |
| Sonora Community Hospital | Hospital | 527 | Tuolumne | 37 58 47 N | 120 23 28 W |
| South Bay Hospital | Hospital | 52 | Los Angeles | 33 51 13 N | 118 22 44 W |
| South Central Multipurpose Health Service Center | Hospital | 33 | Los Angeles | 33 56 37 N | 118 14 10 W |
| South Coast Medical Center Hospital | Hospital | 62 | Orange | 33 30 03 N | 117 44 26 W |
| South Hoover Hospital (historical) | Hospital | 46 | Los Angeles | 33 59 24 N | 118 17 12 W |
| South Valley Hospital | Hospital | 66 | Santa Clara | 37 02 12 N | 121 34 17 W |
| South Valley Medical Center | Hospital | 82 | Santa Clara | 37 04 24 N | 121 36 19 W |
| South-East Doctors Hospital | Hospital | 46 | Los Angeles | 33 59 13 N | 118 11 15 W |
| Southern California Sanitarium (historical) | Hospital | 63 | Los Angeles | 34 01 41 N | 118 24 57 W |
| Southern Humboldt Medical Center | Hospital | 168 | Humboldt | 40 06 06 N | 123 47 32 W |
| Southern Inyo Hospital | Hospital | 1131 | Inyo | 36 36 33 N | 118 03 28 W |
| Southern Pacific Hospital | Hospital | 67 | San Francisco | 37 46 26 N | 122 26 32 W |
| Sporup Sanitarium | Hospital | 115 | Santa Cruz | 37 02 47 N | 121 58 56 W |
| Stadium Hospital | Hospital | 90 | Tulare | 36 13 16 N | 119 20 18 W |
| Stanford Childrens Hospital | Hospital | 25 | Santa Clara | 37 26 28 N | 122 10 33 W |
| Stanford University Hospital | Hospital | 22 | Santa Clara | 37 25 59 N | 122 10 31 W |
| Stanislaus Memorial Hospital | Hospital | 30 | Stanislaus | 37 40 07 N | 120 58 28 W |
| Stevenson Hospital | Hospital | 161 | San Diego | 32 46 35 N | 117 01 32 W |
| Stockton Developmental Center | Hospital | 6 | San Joaquin | 37 57 57 N | 121 17 05 W |
| Suburban Hospital | Hospital | 33 | Los Angeles | 33 57 05 N | 118 12 51 W |
| Sunray East Convalescent Hospital | Hospital | 61 | Los Angeles | 34 02 49 N | 118 18 43 W |
| Sunray North Convalescent Hospital | Hospital | 60 | Los Angeles | 34 02 51 N | 118 18 48 W |
| Sunshine Terrace Convalescent Hospital | Hospital | 58 | Los Angeles | 34 04 35 N | 118 21 46 W |
| Surburban Medical Center | Hospital | 21 | Los Angeles | 33 53 04 N | 118 09 44 W |
| Sutter County Hospital | Hospital | 19 | Sutter | 39 09 17 N | 121 37 11 W |
| Sutter Davis Hospital | Hospital | 16 | Yolo | 38 33 44 N | 121 46 18 W |
| Sutter General Hospital | Hospital | 8 | Sacramento | 38 34 19 N | 121 28 10 W |
| Sutter Medical Center of Santa Rosa | Hospital | 99 | Sonoma | 38 28 01 N | 122 42 27 W |
| Sutter Memorial Hospital | Hospital | 10 | Sacramento | 38 34 17 N | 121 26 18 W |
| Sutter Warrack Hospital | Hospital | 69 | Sonoma | 38 26 29 N | 122 39 50 W |
| Taft Medical Center | Hospital | 284 | Kern | 35 08 24 N | 119 27 04 W |
| Tamalpais Convalescent Hospital | Hospital | 32 | Marin | 38 00 09 N | 122 31 14 W |
| Tehama County Health Center | Hospital | 98 | Tehama | 40 10 12 N | 122 15 18 W |
| Temple Hospital | Hospital | 112 | Los Angeles | 34 04 32 N | 118 17 02 W |
| Terrace Plaza Medical Center | Hospital | 103 | Los Angeles | 34 03 47 N | 117 58 03 W |
| Thatcher Medical Center | Hospital | 245 | Los Angeles | 34 08 39 N | 118 07 50 W |
| The Guardian Inglewood Convalescent Hospital | Hospital | 61 | Los Angeles | 33 57 37 N | 118 19 53 W |
| Thompson Memorial Medical Center | Hospital | 201 | Los Angeles | 34 11 01 N | 118 18 18 W |
| Torrance Memorial Medical Center | Hospital | 23 | Los Angeles | 33 48 42 N | 118 20 39 W |
| Tracy Community Memorial Hospital | Hospital | 14 | San Joaquin | 37 44 38 N | 121 26 03 W |
| Tri-City Hospital | Hospital | 81 | San Diego | 33 11 08 N | 117 17 25 W |
| Trinity General Hospital | Hospital | 637 | Trinity | 40 44 17 N | 122 56 22 W |
| Trinity Hospital | Hospital | 27 | Humboldt | 40 52 17 N | 124 04 46 W |
| Troup Medical Center | Hospital | 69 | Monterey | 36 39 05 N | 121 48 06 W |
| Tulare County General Hospital | Hospital | 87 | Tulare | 36 11 45 N | 119 20 32 W |
| Tulare County Health Clinic | Hospital | 87 | Tulare | 36 11 44 N | 119 20 33 W |
| Tulare County Mental Health Center | Hospital | 104 | Tulare | 36 32 46 N | 119 22 49 W |
| Tuolumne General Hospital | Hospital | 573 | Tuolumne | 37 58 27 N | 120 22 41 W |
| Turlock Community Hospital | Hospital | 32 | Stanislaus | 37 29 41 N | 120 50 35 W |
| Tustin Hospital Medical Center | Hospital | 30 | Orange | 33 43 48 N | 117 49 42 W |
| Twin Cities Community Hospital | Hospital | 262 | San Luis Obispo | 35 33 20 N | 120 43 12 W |
| Ukiah General Hospital | Hospital | 199 | Mendocino | 39 08 46 N | 123 12 43 W |
| Ukiah Valley Medical Center | Hospital | 190 | Mendocino | 39 09 14 N | 123 12 12 W |
| United States Marine Hospital | Hospital | 56 | San Francisco | 37 47 19 N | 122 28 29 W |
| United States Veterans Hospital | Hospital | 24 | Los Angeles | 33 46 40 N | 118 07 08 W |
| United States Veterans Hospital | Hospital | 280 | Los Angeles | 34 14 48 N | 118 28 58 W |
| United States Veterans Hospital | Hospital | 511 | Los Angeles | 34 19 34 N | 118 25 04 W |
| Unity Hospital | Hospital | 43 | San Francisco | 37 47 05 N | 122 26 20 W |
| University of California Davis Medical Center | Hospital | 9 | Sacramento | 38 33 19 N | 121 27 22 W |
| University of California Irvine Medical Center | Hospital | 40 | Orange | 33 47 14 N | 117 53 16 W |
| University of California Medical Center | Hospital | 129 | San Francisco | 37 45 45 N | 122 27 29 W |
| University of California San Diego Medical Center | Hospital | 107 | San Diego | 32 52 45 N | 117 13 23 W |
| University of Southern California University Hospital | Hospital | 118 | Los Angeles | 34 03 45 N | 118 12 07 W |