Loneliest Earthcaches
San Diego county
California

Total records: 119, Page 1 of 2
Rank Geocache Age Finds cCP
(nfCP)
1 Catherderal by majorjarhead
San Diego county, CA		 11 years
2 months		 12 93.4
(86.2)
2 O.T.A.Y. - Observe Today Analyze Yesterday by Night Hunter
San Diego county, CA		 10 years
4 months		 12 86.4
(79.8)
3 Stone of the Sun - SiO2 by PassingWind
San Diego county, CA		 18 years
10 months		 36 52.4
(51.0)
4 Cristianitos Fault - San Onofre Bluffs by Chet13
San Diego county, CA		 11 months 3 32.9
(24.7)
5 Little Laguna Lake —Playa- Ephemeral Lake by thewildroseoftexas
San Diego county, CA		 6 months 2 28.6
(19.1)
6 Sandstone Canyon – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
9 months		 70 28.3
(27.9)
7 17 Palms Oasis – A Fault Controlled Spring by The Fossillady
San Diego county, CA		 19 years
8 months		 77 25.6
(25.2)
8 Mt. Israel Tors by JPandB
San Diego county, CA		 2 years
4 months		 11 21.4
(19.6)
9 Carlsbad's fossils - King Tides by BananDog
San Diego county, CA		 1 year
7 months		 8 20.5
(18.2)
10 Wind Caves - Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
9 months		 100 19.8
(19.6)
11 Split Mountain Gorge – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
9 months		 140 14.2
(14.1)
12 Mt. Woodson: Potato Chip Rock by JPandB
San Diego county, CA		 2 years
5 months		 18 13.5
(12.8)
13 Tourmaline Surfing Park Geology by yoyo ken
San Diego county, CA		 16 years
6 months		 123 13.5
(13.4)
14 Mud Caves of Anza-Borrego by FLtravelers
San Diego county, CA		 14 years
7 months		 110 13.3
(13.1)
15 Peninsular Batholith Xenolith – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
9 months		 152 13.0
16 Carmel Valley Fault – Torrey Pines SR by Let's Look Over Thayer
San Diego county, CA		 19 years
9 months		 167 11.9
(11.8)
17 Natural Processes at Buena Vista Park by smccfamily
San Diego county, CA		 3 years
2 months		 27 11.8
(11.4)
18 Woodson Mountain Spheroidal Weathering by PassingWind
San Diego county, CA		 21 years
1 month		 180 11.7
19 Triple Layer Sandstone Cake -- Del Mar Dog Beach by 1962penny
San Diego county, CA		 4 years
7 months		 41 11.3
(11.0)
20 Mission Center Cut by oesteado
San Diego county, CA		 3 years
10 months		 35 11.2
(10.9)
21 Desert Varnish - Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
9 months		 178 11.1
22 Alluvial Fan & Flash Floods - Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
9 months		 179 11.1
(11.0)
23 Dike Rock -- Scripps Dike Intrusion by 1962penny
San Diego county, CA		 4 years
7 months		 42 11.0
(10.8)
24 San Diego - Marine Terraces by bluesnote
San Diego county, CA		 8 years
5 months		 79 10.8
(10.6)
25 Aplite and Pegmatite Dikes – Anza Borrego SP by The Fossillady
San Diego county, CA		 19 years
9 months		 187 10.6
(10.5)
26 Breccia at Dictionary Hill by Duncan!
San Diego county, CA		 6 months 5 10.2
(8.53)
27 Banded Gneiss - Neptune Avenue by Chet13
San Diego county, CA		 1 year
2 months		 12 10.2
(9.41)
28 Sunset Cliffs coastal erosion by oesteado
San Diego county, CA		 8 years
11 months		 89 10.0
(9.92)
29 Our Living Shoreline - Cardiff State Beach by Chet13
San Diego county, CA		 1 year
3 months		 13 9.92
(9.21)
30 San Dieguito River and the Pacific Ocean by Rapaladude
San Diego county, CA		 5 years
3 months		 54 9.80
(9.62)
31 Mesquite Dunes of Ocotillo Wells SRVA by The Fossillady
San Diego county, CA		 17 years
6 months		 183 9.58
(9.53)
32 Blow Sand Hill by WanderTrek
San Diego county, CA		 14 years
8 months		 156 9.42
(9.36)
33 Mineral Mountain 🗻 by BananDog
San Diego county, CA		 2 years
1 month		 24 9.01
(8.65)
34 Jurassic Park: Los Peñasquitos Canyon by PassingWind
San Diego county, CA		 21 years 237 8.88
(8.85)
35 The Sixth Sick Sheikh's SCHIST by PassingWind
San Diego county, CA		 19 years
7 months		 222 8.83
(8.79)
36 Shale in the Intertidal Zone at Sunset Cliffs by smccfamily
San Diego county, CA		 1 year
3 months		 15 8.71
(8.16)
37 Ocean Beach Joints by bluesnote
San Diego county, CA		 4 years 47 8.60
(8.42)
38 Agua Hedionda Bioswale by Chet13
San Diego county, CA		 1 year 13 8.19
(7.61)
39 Tidal Inlet Erosion -- San Dieguito Lagoon by 1962penny
San Diego county, CA		 4 years
7 months		 57 8.14
(8.00)
40 Benz Calcite - Cedros Design District by Chet13
San Diego county, CA		 1 year
2 months		 15 8.07
(7.56)
41 Alluvial Fan Ages by The Fossillady
San Diego county, CA		 19 years
9 months		 246 8.05
(8.02)
42 Angular Unconformity - Fletcher Cove by Chet13
San Diego county, CA		 1 year 13 8.02
(7.45)
43 Volcanic Plug - Mount Calavera by Chet13
San Diego county, CA		 1 year 14 7.61
(7.10)
44 Sediment Layers of La Jolla by smccfamily
San Diego county, CA		 3 years
2 months		 43 7.45
(7.28)
45 Savory Summits -- San Diego's Salt Mining by 1962penny
San Diego county, CA		 4 years
8 months		 64 7.29
(7.18)
46 Dendritic Limestone - Encinitas by Chet13
San Diego county, CA		 1 year 15 7.10
(6.66)
46 Fossiliferous Limestone - Neptune Avenue by Chet13
San Diego county, CA		 1 year 15 7.10
(6.66)
48 Rose Canyon Fault - Tecolote Canyon by bluesnote
San Diego county, CA		 1 year 15 7.01
(6.57)
49 Carmel Mountain - Martian Blueberries by bluesnote
San Diego county, CA		 1 year
1 month		 16 6.79
(6.39)
50 Cottonwood Creek Watershed by bluesnote
San Diego county, CA		 5 years
11 months		 88 6.78
(6.71)
51 Black Mountain by JPandB
San Diego county, CA		 8 months 11 6.67
(6.11)
52 Fault Outcrop - Old Town by Chet13
San Diego county, CA		 1 year 16 6.52
(6.14)
53 Liesegang Rings - Mount Calavera by Chet13
San Diego county, CA		 10 months 14 6.39
(5.97)
54 Calcite Mine by PassingWind
San Diego county, CA		 20 years
10 months		 328 6.37
(6.36)
55 Volcanic Breccia - Mount Calavera by Chet13
San Diego county, CA		 8 months 11 6.22
(5.70)
56 Rose Canyon Fault - Mount Soledad by Chet13
San Diego county, CA		 1 year 17 6.15
(5.81)
57 Presidio Park Unconformity by Chet13
San Diego county, CA		 6 months 9 6.14
(5.53)
58 Solana Beach Agates by bluesnote
San Diego county, CA		 3 years 50 6.10
(5.98)
59 Columnar Basalt - Encinitas City Hall by Chet13
San Diego county, CA		 1 year
4 months		 23 6.09
(5.84)
60 Stonewall Mine - A Julian Gold Rush by PassingWind
San Diego county, CA		 21 years 350 6.02
(6.00)
61 Inferred Fault - Mount Calavera by Chet13
San Diego county, CA		 10 months 15 5.97
(5.60)
62 Rain Garden - North Park by Chet13
San Diego county, CA		 1 year
1 month		 19 5.94
(5.64)
63 Tijuana Estuary by FLtravelers
San Diego county, CA		 14 years
6 months		 252 5.77
(5.75)
64 Bear Granite - UCSD by Chet13
San Diego county, CA		 1 year
2 months		 21 5.70
(5.44)
65 Earth Science at Oceanside - Watersheds by smccfamily
San Diego county, CA		 3 years
1 month		 55 5.62
(5.52)
66 Green Valley Tonalite - Mount Calavera by Chet13
San Diego county, CA		 7 months 12 5.52
(5.10)
67 Rose Canyon Fault - Old Town by Chet13
San Diego county, CA		 1 year 19 5.49
(5.22)
68 Untitled Granite - UCSD by Chet13
San Diego county, CA		 1 year
6 months		 28 5.44
(5.25)
69 Vernal Pools - Poinsettia Station by Chet13
San Diego county, CA		 1 year
3 months		 24 5.34
(5.13)
70 Boxwork Weathering - San Dieguito Park by Chet13
San Diego county, CA		 8 months 13 5.24
(4.87)
70 Torrey Sandstone - San Dieguito Park by Chet13
San Diego county, CA		 8 months 13 5.24
(4.87)
72 Rose Canyon Fault - La Jolla by bluesnote
San Diego county, CA		 1 year 20 5.23
(4.98)
73 Granitic Gneiss at Mount Laguna by smccfamily
San Diego county, CA		 1 year
3 months		 25 5.17
(4.97)
74 Las Flores Marine Terraces by bluesnote
San Diego county, CA		 10 years
7 months		 206 5.15
(5.13)
75 Double Peak by Chet13
San Diego county, CA		 10 months 17 5.12
(4.84)
76 Soil Types - Mount Calavera by Chet13
San Diego county, CA		 7 months 13 5.10
(4.73)
76 Talus Slope - Mount Calavera by Chet13
San Diego county, CA		 7 months 13 5.10
(4.73)
78 Fault Scarp - Coronado by Chet13
San Diego county, CA		 1 year
3 months		 26 5.01
(4.83)
79 Mission Gorge EarthCache by FlagMan
San Diego county, CA		 11 years
11 months		 240 4.97
(4.95)
80 How did this land get here? by OmahaIslander
San Diego county, CA		 7 years
1 month		 149 4.81
(4.77)
81 Coastal Erosion of Point Loma by hiking2175
San Diego county, CA		 11 years
3 months		 240 4.72
(4.70)
82 Spheroidal Weathering - Mount Calavera by Chet13
San Diego county, CA		 10 months 19 4.71
(4.48)
83 Baked Zone - Mount Calavera by Chet13
San Diego county, CA		 8 months 15 4.67
(4.38)
84 Guardians of San Diego by bluesnote
San Diego county, CA		 4 years 87 4.65
(4.60)
85 EarthScope - Aliso Creek Rest Area by Chet13
San Diego county, CA		 1 year
3 months		 29 4.50
(4.35)
86 Ingram Plaza Xenoliths by bluesnote
San Diego county, CA		 6 years 138 4.37
(4.34)
87 Open Ceiling Sea Cave - Sunset Cliffs by Chet13
San Diego county, CA		 1 year
4 months		 31 4.35
(4.21)
88 Moonlight Beach Migmatite by Chet13
San Diego county, CA		 8 months 16 4.26
(4.01)
89 EBL 15 - Bay Point Formation Outcrop by ExploreBatiquitos
San Diego county, CA		 1 year
3 months		 31 4.23
(4.10)
90 Fluvial Terraces - Mount Calavera by Chet13
San Diego county, CA		 8 months 16 4.18
(3.93)
91 Rose Canyon Fault - Downtown San Diego by bluesnote
San Diego county, CA		 1 year 26 4.04
(3.89)
92 Horton Plaza by bluesnote
San Diego county, CA		 8 years
5 months		 220 3.86
(3.85)
93 EBL 25 - Cross-Bedding by ExploreBatiquitos
San Diego county, CA		 1 year
3 months		 33 3.86
(3.74)
94 Mineral Identification - Dave’s Rock Garden by Chet13
San Diego county, CA		 1 year
4 months		 37 3.75
(3.65)
95 EBL 26 - Riparian Habitat by ExploreBatiquitos
San Diego county, CA		 1 year
3 months		 34 3.74
(3.63)
96 Earth Science At Oceanside - Currents & Sand by smccfamily
San Diego county, CA		 3 years
1 month		 85 3.65
(3.61)
97 Silver Strand (Barrier Island or Tombolo) by bluesnote
San Diego county, CA		 1 year 29 3.63
(3.51)
98 Rose Canyon Fault - Fault Line Park by Chet13
San Diego county, CA		 1 year
4 months		 40 3.47
(3.39)
99 San Diego Bay by bluesnote
San Diego county, CA		 1 year 32 3.31
(3.21)
100 Wetlands - Mount Calavera by Chet13
San Diego county, CA		 < 1 month 2 3.29
(2.19)
Total records: 119, Page 1 of 2
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Statistics last updated Tuesday, 01 September 2026 05:27:48 Eastern Daylight Time
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