California
Counties

County Area
sq Mi		 Total
Caches		 Caches
per
sq Mi		 Total
Points		 Points
per
sq Mi		 Avg Points
per
Cache
Alameda 745 2,592 3.48 40,921 55.0 15.8
Alpine 740 446 0.60 22,746 30.7 51.0
Amador 600 260 0.43 11,498 19.2 44.2
Butte 1,679 633 0.38 21,052 12.5 33.3
Calaveras 1,036 318 0.31 20,279 19.6 63.8
Colusa 1,159 132 0.11 8,228 7.10 62.3
Contra Costa 734 3,857 5.26 81,387 111 21.1
Del Norte 1,013 159 0.16 18,136 17.9 114
El Dorado 1,789 2,172 1.21 98,409 55.0 45.3
Fresno 6,011 916 0.15 39,470 6.57 43.1
Glenn 1,323 132 0.10 4,872 3.68 36.9
Humboldt 3,584 739 0.21 25,778 7.19 34.9
Imperial 4,496 2,922 0.65 87,036 19.4 29.8
Inyo 10,223 638 0.06 36,401 3.56 57.1
Kern 8,157 5,200 0.64 140,053 17.2 26.9
Kings 1,387 95 0.07 2,277 1.64 24.0
Lake 1,332 278 0.21 16,384 12.3 58.9
Lassen 4,718 828 0.18 82,344 17.5 99.4
Los Angeles 4,080 12,777 3.13 521,261 128 40.8
Madera 2,152 409 0.19 19,481 9.05 47.6
Marin 526 1,149 2.18 46,783 88.9 40.7
Mariposa 1,464 326 0.22 10,996 7.51 33.7
Mendocino 3,514 374 0.11 23,656 6.73 63.3
Merced 1,973 347 0.18 10,756 5.45 31.0
Modoc 4,201 266 0.06 22,878 5.45 86.0
Mono 3,128 692 0.22 29,883 9.55 43.2
Monterey 3,313 837 0.25 32,799 9.90 39.2
Napa 785 915 1.16 45,729 58.2 50.0
Nevada 979 1,198 1.22 81,991 83.8 68.4
Orange 797 5,066 6.36 81,733 103 16.1
Placer 1,499 2,811 1.88 105,042 70.1 37.4
Plumas 2,613 1,208 0.46 146,937 56.2 122
Riverside 7,316 5,521 0.75 250,163 34.2 45.3
Sacramento 986 2,550 2.59 29,654 30.1 11.6
San Benito 1,393 304 0.22 8,264 5.93 27.2
San Bernardino 20,098 15,857 0.79 466,146 23.2 29.4
San Diego 4,243 14,495 3.42 404,865 95.4 27.9
San Francisco 48 550 11.4 6,614 138 12.0
San Joaquin 1,428 446 0.31 12,377 8.67 27.8
San Luis Obispo 3,310 1,611 0.49 46,896 14.2 29.1
San Mateo 453 2,257 4.98 43,526 96.0 19.3
Santa Barbara 2,751 2,415 0.88 193,950 70.5 80.3
Santa Clara 1,299 5,450 4.20 100,100 77.1 18.4
Santa Cruz 448 1,272 2.84 36,164 80.7 28.4
Shasta 3,847 2,891 0.75 145,260 37.8 50.2
Sierra 955 574 0.60 67,376 70.5 117
Siskiyou 6,347 3,318 0.52 85,065 13.4 25.6
Solano 843 1,315 1.56 22,241 26.4 16.9
Sonoma 1,590 1,898 1.19 61,458 38.7 32.4
Stanislaus 1,513 590 0.39 17,305 11.4 29.3
Sutter 609 217 0.36 4,131 6.78 19.0
Tehama 2,961 1,195 0.40 57,241 19.3 47.9
Trinity 3,206 280 0.09 35,841 11.2 128
Tulare 4,850 625 0.13 43,304 8.93 69.3
Tuolumne 2,277 625 0.27 46,181 20.3 73.9
Ventura 1,856 5,256 2.83 246,277 133 46.9
Yolo 1,024 1,077 1.05 20,465 20.0 19.0
Yuba 645 187 0.29 9,589 14.9 51.3

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Statistics last updated Tuesday, 20 October 2026 04:29:50 Eastern Daylight Time
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