Note: Area listed for each reserve includes only lands owned by the University of California
| Name | Campus | Lat (North) | Long (West) | Lowest (m) | Highest (m) | Area (hec) |
|---|---|---|---|---|---|---|
| Angelo Coast Range Reserve | Berkeley | 39 44 26 | 123 37 55 | 378 | 1290 | 1755 |
| Año Nuevo Island Reserve | Santa Cruz | 37 06 30 | 122 20 12 | 0 | 13 | 0 |
| Blue Oak Ranch Reserve | Berkeley | 37 22 54 | 121 44 13 | 454 | 870 | 1319 |
| Bodega Marine Reserve | Davis | 38 19 01 | 123 00 15 | 0 | 58 | 200 |
| Box Springs Reserve | Riverside | 33 58 17 | 117 18 01 | 506 | 745 | 65 |
| Boyd Deep Canyon Desert Research Center | Riverside | 33 38 53 | 116 22 36 | 9 | 2657 | 2478 |
| Burns Piñon Ridge Reserve | Irvine | 34 08 57 | 116 27 15 | 1080 | 1300 | 129 |
| Carpinteria Salt Marsh Reserve | Santa Barbara | 34 24 03 | 119 32 05 | 0 | 3 | 49 |
| Chickering American River Reserve | Berkeley | 39 14 07 | 120 18 01 | 1830 | 2470 | 0 |
| Coal Oil Point Natural Reserve | Santa Barbara | 34 24 29 | 119 52 40 | 0 | 12 | 69 |
| Dawson Los Monos Canyon Reserve | San Diego | 33 08 55 | 117 14 55 | 67 | 179 | 95 |
| Elliott Chaparral Reserve | San Diego | 32 53 48 | 117 05 11 | 230 | 290 | 74 |
| Emerson Oaks Reserve | Riverside | 33 27 58 | 117 02 30 | 439 | 640 | 98 |
| Fort Ord Natural Reserve | Santa Cruz | 36 40 55 | 121 46 49 | 21 | 58 | 245 |
| James San Jacinto Mountains Reserve | Riverside | 33 48 33 | 116 46 31 | 1623 | 1692 | 76 |
| Hastings Natural History Reservation | Berkeley | 36 22 44 | 121 33 59 | 467 | 953 | 928 |
| Jenny Pygmy Forest Reserve | Berkeley | 39 17 15 | 123 45 54 | 180 | 180 | 28 |
| Jepson Prairie Reserve | Davis | 38 16 31 | 121 49 26 | 2 | 8 | 0 |
| Kendall-Frost Mission Bay Marsh Reserve | San Diego | 32 47 39 | 117 13 44 | 0 | 3 | 8 |
| Landels-Hill Big Creek Reserve | Santa Cruz | 36 22 21 | 121 54 07 | 0 | 1067 | 709 |
| Lassen Field Station | Davis | 40 20 55 | 121 35 49 | 1608 | 3187 | 0 |
| McLaughlin Natural Reserve | Davis | 38 52 26 | 122 25 54 | 379 | 888 | 465 |
| Merced Vernal Pools and Grassland Reserve | Merced | 37 22 31 | 120 24 48 | 85 | 177 | 2655 |
| Motte Rimrock Reserve | Riverside | 33 48 13 | 117 15 36 | 482 | 605 | 257 |
| Point Reyes Field Station | Berkeley | 37 58 17 | 122 43 46 | 0 | 429 | 0 |
| Norris Rancho Marino Reserve | Santa Barbara | 35 32 14 | 121 05 07 | 0 | 216 | 0 |
| Quail Ridge Reserve | Davis | 38 28 58 | 122 08 58 | 134 | 462 | 337 |
| Sagehen Creek Field Station | Berkeley | 39 25 54 | 120 14 26 | 1800 | 2650 | 0 |
| San Joaquin Marsh Reserve | Irvine | 33 39 42 | 117 51 13 | 2 | 3 | 82 |
| Santa Cruz Island Reserve | Santa Barbara | 33 59 49 | 119 43 35 | 0 | 742 | 0 |
| Scripps Coastal Reserve | San Diego | 32 52 01 | 117 15 15 | 0 | 113 | 334 |
| Sedgwick Reserve | Santa Barbara | 34 41 34 | 120 02 28 | 290 | 790 | 2070 |
| Sierra Nevada Aquatic Research Laboratory | Santa Barbara | 37 36 50 | 118 49 56 | 2149 | 2160 | 0 |
| Stebbins Cold Canyon Reserve | Davis | 38 30 27 | 122 05 49 | 91 | 762 | 258 |
| Steele/Burnand Anza-Borrego Desert Research Center | Irvine | 33 14 25 | 116 23 20 | 18 | 1888 | 32 |
| Sweeney Granite Mountains Desert Research Center | Riverside | 34 46 53 | 115 39 13 | 1128 | 2071 | 3989 |
| Stunt Ranch Santa Monica Mountains Reserve | Los Angeles | 34 05 38 | 118 39 24 | 392 | 472 | 125 |
| Valentine Camp | Santa Barbara | 37 37 47 | 118 59 44 | 2437 | 2605 | 62 |
| White Mountain Research Center | Los Angeles | 37 21 41 | 118 19 36 | 1252 | 4342 | 0 |
| Yosemite Field Station | Merced | 37 32 23 | 119 39 29 | 642 | 3997 | 0 |
| Younger Lagoon Reserve | Santa Cruz | 36 57 03 | 122 03 57 | 0 | 15 | 29 |