Loneliest Earthcaches
San Diego county
California

Total records: 113, Page 1 of 2
Rank Geocache Age Finds cCP
(nfCP)
1 Catherderal by majorjarhead
San Diego county, CA		 10 years
11 months		 12 91.5
(84.5)
2 O.T.A.Y. - Observe Today Analyze Yesterday by Night Hunter
San Diego county, CA		 10 years
1 month		 12 84.5
(78.0)
3 Stone of the Sun - SiO2 by PassingWind
San Diego county, CA		 18 years
7 months		 36 51.8
(50.4)
4 Sandstone Canyon – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
7 months		 70 28.0
(27.6)
5 Cristianitos Fault - San Onofre Bluffs by Chet13
San Diego county, CA		 9 months 3 25.5
(19.1)
6 17 Palms Oasis – A Fault Controlled Spring by The Fossillady
San Diego county, CA		 19 years
5 months		 78 24.9
(24.6)
7 Carlsbad's fossils - King Tides by BananDog
San Diego county, CA		 1 year
5 months		 7 20.2
(17.7)
8 Wind Caves - Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
7 months		 100 19.6
(19.4)
9 Mt. Israel Tors by JPandB
San Diego county, CA		 2 years
1 month		 11 19.4
(17.8)
10 Little Laguna Lake —Playa- Ephemeral Lake by thewildroseoftexas
San Diego county, CA		 4 months 2 17.4
(11.6)
11 Split Mountain Gorge – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
7 months		 140 14.0
(13.9)
12 Tourmaline Surfing Park Geology by yoyo ken
San Diego county, CA		 16 years
4 months		 123 13.3
(13.2)
13 Mud Caves of Anza-Borrego by FLtravelers
San Diego county, CA		 14 years
4 months		 110 13.1
(12.9)
14 Peninsular Batholith Xenolith – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
7 months		 152 12.9
(12.8)
15 Mt. Woodson: Potato Chip Rock by JPandB
San Diego county, CA		 2 years
2 months		 18 12.2
(11.6)
16 Carmel Valley Fault – Torrey Pines SR by Let's Look Over Thayer
San Diego county, CA		 19 years
7 months		 167 11.7
17 Woodson Mountain Spheroidal Weathering by PassingWind
San Diego county, CA		 20 years
10 months		 180 11.6
(11.5)
18 Natural Processes at Buena Vista Park by smccfamily
San Diego county, CA		 2 years
11 months		 26 11.4
(11.0)
19 Triple Layer Sandstone Cake -- Del Mar Dog Beach by 1962penny
San Diego county, CA		 4 years
5 months		 39 11.3
(11.0)
20 Desert Varnish - Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
7 months		 178 11.0
21 Alluvial Fan & Flash Floods - Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
7 months		 179 11.0
(10.9)
22 Mission Center Cut by oesteado
San Diego county, CA		 3 years
8 months		 34 10.8
(10.5)
23 Dike Rock -- Scripps Dike Intrusion by 1962penny
San Diego county, CA		 4 years
5 months		 41 10.8
(10.5)
24 Our Living Shoreline - Cardiff State Beach by Chet13
San Diego county, CA		 1 year 10 10.7
(9.68)
25 San Diego - Marine Terraces by bluesnote
San Diego county, CA		 8 years
3 months		 78 10.6
(10.5)
26 Aplite and Pegmatite Dikes – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
7 months		 186 10.5
27 San Dieguito River and the Pacific Ocean by Rapaladude
San Diego county, CA		 5 years 49 10.3
(10.1)
28 Shale in the Intertidal Zone at Sunset Cliffs by smccfamily
San Diego county, CA		 1 year 11 9.83
(9.01)
29 Sunset Cliffs coastal erosion by oesteado
San Diego county, CA		 8 years
8 months		 89 9.78
(9.67)
30 Carmel Mountain - Martian Blueberries by bluesnote
San Diego county, CA		 10 months 9 9.58
(8.62)
31 Breccia at Dictionary Hill by Duncan!
San Diego county, CA		 3 months 3 9.58
(7.19)
32 Mesquite Dunes of Ocotillo Wells SRVA by The Fossillady
San Diego county, CA		 17 years
3 months		 183 9.46
(9.40)
33 Blow Sand Hill by WanderTrek
San Diego county, CA		 14 years
5 months		 155 9.34
(9.28)
34 Banded Gneiss - Neptune Avenue by Chet13
San Diego county, CA		 1 year 11 9.08
(8.33)
35 Jurassic Park: Los Peñasquitos Canyon by PassingWind
San Diego county, CA		 20 years
10 months		 235 8.86
(8.83)
36 The Sixth Sick Sheikh's SCHIST by PassingWind
San Diego county, CA		 19 years
4 months		 221 8.76
(8.72)
37 Ocean Beach Joints by bluesnote
San Diego county, CA		 3 years
9 months		 45 8.49
(8.30)
38 Mineral Mountain 🗻 by BananDog
San Diego county, CA		 1 year
11 months		 23 8.43
(8.08)
39 Tidal Inlet Erosion -- San Dieguito Lagoon by 1962penny
San Diego county, CA		 4 years
5 months		 53 8.33
(8.18)
40 Benz Calcite - Cedros Design District by Chet13
San Diego county, CA		 11 months 12 8.21
(7.58)
41 Alluvial Fan Ages by The Fossillady
San Diego county, CA		 19 years
6 months		 245 7.99
(7.96)
42 Dendritic Limestone - Encinitas by Chet13
San Diego county, CA		 10 months 11 7.64
(7.00)
42 Volcanic Plug - Mount Calavera by Chet13
San Diego county, CA		 10 months 11 7.64
(7.00)
44 Angular Unconformity - Fletcher Cove by Chet13
San Diego county, CA		 9 months 11 7.44
(6.82)
45 Savory Summits -- San Diego's Salt Mining by 1962penny
San Diego county, CA		 4 years
5 months		 61 7.28
(7.16)
46 Sediment Layers of La Jolla by smccfamily
San Diego county, CA		 2 years
11 months		 43 6.93
(6.77)
47 Cottonwood Creek Watershed by bluesnote
San Diego county, CA		 5 years
8 months		 86 6.68
(6.60)
48 Agua Hedionda Bioswale by Chet13
San Diego county, CA		 10 months 13 6.47
(6.00)
49 Calcite Mine by PassingWind
San Diego county, CA		 20 years
8 months		 326 6.34
(6.33)
50 Solana Beach Agates by bluesnote
San Diego county, CA		 2 years
9 months		 46 6.14
(6.01)
51 Liesegang Rings - Mount Calavera by Chet13
San Diego county, CA		 8 months 11 6.10
(5.59)
52 Fossiliferous Limestone - Neptune Avenue by Chet13
San Diego county, CA		 10 months 14 6.00
(5.60)
53 Stonewall Mine - A Julian Gold Rush by PassingWind
San Diego county, CA		 20 years
10 months		 349 5.97
(5.95)
54 Rose Canyon Fault - Tecolote Canyon by bluesnote
San Diego county, CA		 9 months 14 5.91
(5.51)
55 Columnar Basalt - Encinitas City Hall by Chet13
San Diego county, CA		 1 year
2 months		 20 5.89
(5.61)
56 Tijuana Estuary by FLtravelers
San Diego county, CA		 14 years
3 months		 251 5.71
(5.69)
57 Santiago Peak Volcanics: Black Mountain by JPandB
San Diego county, CA		 6 months 9 5.66
(5.09)
58 Rose Canyon Fault - Mount Soledad by Chet13
San Diego county, CA		 9 months 15 5.48
(5.13)
59 Fault Outcrop - Old Town by Chet13
San Diego county, CA		 9 months 15 5.46
(5.12)
60 Earth Science at Oceanside - Watersheds by smccfamily
San Diego county, CA		 2 years
10 months		 53 5.41
(5.31)
61 Rain Garden - North Park by Chet13
San Diego county, CA		 10 months 17 5.31
(5.02)
62 Vernal Pools - Poinsettia Station by Chet13
San Diego county, CA		 1 year 20 5.28
(5.03)
63 Las Flores Marine Terraces by bluesnote
San Diego county, CA		 10 years
4 months		 199 5.22
(5.20)
64 Bear Granite - UCSD by Chet13
San Diego county, CA		 11 months 19 5.12
(4.86)
65 Mission Gorge EarthCache by FlagMan
San Diego county, CA		 11 years
8 months		 239 4.90
(4.88)
66 Rose Canyon Fault - Old Town by Chet13
San Diego county, CA		 9 months 17 4.82
(4.55)
67 Untitled Granite - UCSD by Chet13
San Diego county, CA		 1 year
3 months		 27 4.81
(4.63)
68 Inferred Fault - Mount Calavera by Chet13
San Diego county, CA		 8 months 14 4.79
(4.47)
69 How did this land get here? by OmahaIslander
San Diego county, CA		 6 years
11 months		 146 4.75
(4.72)
70 Presidio Park Unconformity by Chet13
San Diego county, CA		 4 months 7 4.69
(4.11)
71 Fault Scarp - Coronado by Chet13
San Diego county, CA		 1 year 23 4.69
(4.49)
72 Coastal Erosion of Point Loma by hiking2175
San Diego county, CA		 11 years
1 month		 238 4.66
(4.64)
73 Volcanic Breccia - Mount Calavera by Chet13
San Diego county, CA		 5 months 10 4.60
(4.18)
74 Guardians of San Diego by bluesnote
San Diego county, CA		 3 years
9 months		 84 4.55
(4.50)
75 Talus Slope - Mount Calavera by Chet13
San Diego county, CA		 5 months 10 4.38
(3.98)
76 EarthScope - Aliso Creek Rest Area by Chet13
San Diego county, CA		 1 year 25 4.33
(4.16)
77 Open Ceiling Sea Cave - Sunset Cliffs by Chet13
San Diego county, CA		 1 year
1 month		 26 4.32
(4.16)
78 Granitic Gneiss at Mount Laguna by smccfamily
San Diego county, CA		 1 year 25 4.27
(4.11)
79 Ingram Plaza Xenoliths by bluesnote
San Diego county, CA		 5 years
9 months		 137 4.24
(4.21)
80 Boxwork Weathering - San Dieguito Park by Chet13
San Diego county, CA		 5 months 11 4.16
(3.81)
80 Torrey Sandstone - San Dieguito Park by Chet13
San Diego county, CA		 5 months 11 4.16
(3.81)
82 Rose Canyon Fault - La Jolla by bluesnote
San Diego county, CA		 9 months 20 4.11
(3.91)
83 Double Peak by Chet13
San Diego county, CA		 7 months 16 4.04
(3.80)
84 Green Valley Tonalite - Mount Calavera by Chet13
San Diego county, CA		 5 months 11 3.98
(3.65)
85 Rose Canyon Fault - Downtown San Diego by bluesnote
San Diego county, CA		 9 months 21 3.94
(3.76)
86 Horton Plaza by bluesnote
San Diego county, CA		 8 years
3 months		 216 3.83
(3.81)
87 Spheroidal Weathering - Mount Calavera by Chet13
San Diego county, CA		 8 months 18 3.73
(3.53)
88 Soil Types - Mount Calavera by Chet13
San Diego county, CA		 5 months 12 3.65
(3.37)
89 EBL 15 - Bay Point Formation Outcrop by ExploreBatiquitos
San Diego county, CA		 1 year
1 month		 30 3.62
(3.51)
90 Silver Strand (Barrier Island or Tombolo) by bluesnote
San Diego county, CA		 9 months 23 3.61
(3.46)
91 EBL 26 - Riparian Habitat by ExploreBatiquitos
San Diego county, CA		 1 year 29 3.61
(3.49)
92 EBL 25 - Cross-Bedding by ExploreBatiquitos
San Diego county, CA		 1 year 30 3.50
(3.38)
93 Earth Science At Oceanside - Currents & Sand by smccfamily
San Diego county, CA		 2 years
10 months		 83 3.47
(3.43)
94 Baked Zone - Mount Calavera by Chet13
San Diego county, CA		 5 months 14 3.40
(3.18)
95 Mineral Identification - Dave’s Rock Garden by Chet13
San Diego county, CA		 1 year
1 month		 35 3.32
(3.23)
95 Rose Canyon Fault - Fault Line Park by Chet13
San Diego county, CA		 1 year
1 month		 35 3.32
(3.23)
97 Annie’s Erosion -- Mushroom Caves by 1962penny
San Diego county, CA		 4 years
4 months		 139 3.17
(3.14)
98 San Diego Bay by bluesnote
San Diego county, CA		 10 months 27 3.09
(2.98)
99 Moonlight Beach Migmatite by Chet13
San Diego county, CA		 5 months 15 3.05
(2.86)
100 Fluvial Terraces - Mount Calavera by Chet13
San Diego county, CA		 5 months 15 2.96
(2.77)
Total records: 113, Page 1 of 2
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Statistics last updated Thursday, 11 June 2026 04:29:30 Eastern Daylight Time
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