Loneliest Earthcaches
San Diego county
California

Total records: 116, Page 1 of 2
Rank Geocache Age Finds cCP
(nfCP)
1 Catherderal by majorjarhead
San Diego county, CA
11 years 12 92.2
(85.1)
2 O.T.A.Y. - Observe Today Analyze Yesterday by Night Hunter
San Diego county, CA
10 years
2 months
12 85.2
(78.7)
3 Stone of the Sun - SiO2 by PassingWind
San Diego county, CA
18 years
8 months
36 52.1
(50.7)
4 Cristianitos Fault - San Onofre Bluffs by Chet13
San Diego county, CA
10 months 3 28.3
(21.2)
5 Sandstone Canyon – Anza Borrego SP by The Fossillady
San Diego county, CA
19 years
8 months
70 28.1
(27.7)
6 17 Palms Oasis – A Fault Controlled Spring by The Fossillady
San Diego county, CA
19 years
6 months
77 25.4
(25.0)
7 Little Laguna Lake —Playa- Ephemeral Lake by thewildroseoftexas
San Diego county, CA
5 months 2 21.6
(14.4)
8 Mt. Israel Tors by JPandB
San Diego county, CA
2 years
2 months
11 20.2
(18.5)
9 Wind Caves - Anza Borrego SP by The Fossillady
San Diego county, CA
19 years
8 months
100 19.7
(19.5)
10 Carlsbad's fossils - King Tides by BananDog
San Diego county, CA
1 year
6 months
8 18.7
(16.6)
11 Split Mountain Gorge – Anza Borrego SP by The Fossillady
San Diego county, CA
19 years
8 months
140 14.1
(14.0)
12 Tourmaline Surfing Park Geology by yoyo ken
San Diego county, CA
16 years
5 months
123 13.3
(13.2)
13 Mud Caves of Anza-Borrego by FLtravelers
San Diego county, CA
14 years
5 months
110 13.1
(13.0)
14 Peninsular Batholith Xenolith – Anza Borrego SP by The Fossillady
San Diego county, CA
19 years
8 months
152 13.0
(12.9)
15 Mt. Woodson: Potato Chip Rock by JPandB
San Diego county, CA
2 years
3 months
18 12.7
(12.0)
16 Breccia at Dictionary Hill by Duncan!
San Diego county, CA
4 months 3 12.4
(9.31)
17 Carmel Valley Fault – Torrey Pines SR by Let's Look Over Thayer
San Diego county, CA
19 years
8 months
167 11.8
(11.7)
18 Natural Processes at Buena Vista Park by smccfamily
San Diego county, CA
3 years 26 11.7
(11.3)
19 Woodson Mountain Spheroidal Weathering by PassingWind
San Diego county, CA
20 years
11 months
180 11.7
(11.6)
20 Triple Layer Sandstone Cake -- Del Mar Dog Beach by 1962penny
San Diego county, CA
4 years
6 months
40 11.3
(11.0)
21 Mission Center Cut by oesteado
San Diego county, CA
3 years
9 months
34 11.1
(10.8)
22 Desert Varnish - Anza Borrego SP by The Fossillady
San Diego county, CA
19 years
8 months
178 11.1
(11.0)
23 Alluvial Fan & Flash Floods - Anza Borrego SP by The Fossillady
San Diego county, CA
19 years
8 months
179 11.0
(10.9)
24 Dike Rock -- Scripps Dike Intrusion by 1962penny
San Diego county, CA
4 years
6 months
41 11.0
(10.7)
25 Aplite and Pegmatite Dikes – Anza Borrego SP by The Fossillady
San Diego county, CA
19 years
8 months
186 10.6
(10.5)
26 San Diego - Marine Terraces by bluesnote
San Diego county, CA
8 years
4 months
79 10.6
(10.5)
27 Our Living Shoreline - Cardiff State Beach by Chet13
San Diego county, CA
1 year
1 month
11 10.5
(9.58)
28 San Dieguito River and the Pacific Ocean by Rapaladude
San Diego county, CA
5 years
1 month
50 10.3
(10.1)
29 Sunset Cliffs coastal erosion by oesteado
San Diego county, CA
8 years
9 months
89 9.87
(9.76)
30 Mesquite Dunes of Ocotillo Wells SRVA by The Fossillady
San Diego county, CA
17 years
4 months
183 9.50
(9.45)
31 Blow Sand Hill by WanderTrek
San Diego county, CA
14 years
6 months
155 9.39
(9.33)
32 Banded Gneiss - Neptune Avenue by Chet13
San Diego county, CA
1 year
1 month
12 9.03
(8.34)
33 Shale in the Intertidal Zone at Sunset Cliffs by smccfamily
San Diego county, CA
1 year
2 months
13 8.97
(8.33)
34 Jurassic Park: Los Peñasquitos Canyon by PassingWind
San Diego county, CA
20 years
11 months
235 8.90
(8.86)
35 The Sixth Sick Sheikh's SCHIST by PassingWind
San Diego county, CA
19 years
5 months
221 8.80
(8.76)
36 Mineral Mountain 🗻 by BananDog
San Diego county, CA
2 years 23 8.80
(8.43)
37 Ocean Beach Joints by bluesnote
San Diego county, CA
3 years
10 months
45 8.68
(8.49)
38 Tidal Inlet Erosion -- San Dieguito Lagoon by 1962penny
San Diego county, CA
4 years
6 months
54 8.34
(8.18)
39 Benz Calcite - Cedros Design District by Chet13
San Diego county, CA
1 year 13 8.23
(7.65)
40 Alluvial Fan Ages by The Fossillady
San Diego county, CA
19 years
7 months
246 7.99
(7.96)
41 Angular Unconformity - Fletcher Cove by Chet13
San Diego county, CA
10 months 12 7.53
(6.95)
42 Savory Summits -- San Diego's Salt Mining by 1962penny
San Diego county, CA
4 years
6 months
61 7.42
(7.30)
43 Sediment Layers of La Jolla by smccfamily
San Diego county, CA
3 years 43 7.12
(6.96)
44 Agua Hedionda Bioswale by Chet13
San Diego county, CA
11 months 13 7.12
(6.61)
44 Dendritic Limestone - Encinitas by Chet13
San Diego county, CA
11 months 13 7.12
(6.61)
44 Volcanic Plug - Mount Calavera by Chet13
San Diego county, CA
11 months 13 7.12
(6.61)
47 Carmel Mountain - Martian Blueberries by bluesnote
San Diego county, CA
11 months 14 6.77
(6.32)
48 Cottonwood Creek Watershed by bluesnote
San Diego county, CA
5 years
10 months
87 6.70
(6.62)
49 Rose Canyon Fault - Tecolote Canyon by bluesnote
San Diego county, CA
10 months 14 6.51
(6.08)
50 Calcite Mine by PassingWind
San Diego county, CA
20 years
9 months
328 6.33
(6.31)
51 Solana Beach Agates by bluesnote
San Diego county, CA
2 years
10 months
46 6.33
(6.19)
52 Fossiliferous Limestone - Neptune Avenue by Chet13
San Diego county, CA
11 months 15 6.17
(5.78)
53 Stonewall Mine - A Julian Gold Rush by PassingWind
San Diego county, CA
20 years
11 months
350 5.98
(5.96)
54 Santiago Peak Volcanics: Black Mountain by JPandB
San Diego county, CA
7 months 10 5.94
(5.40)
55 Liesegang Rings - Mount Calavera by Chet13
San Diego county, CA
9 months 13 5.81
(5.40)
56 Tijuana Estuary by FLtravelers
San Diego county, CA
14 years
5 months
252 5.72
(5.70)
57 Fault Outcrop - Old Town by Chet13
San Diego county, CA
10 months 16 5.65
(5.31)
58 Rain Garden - North Park by Chet13
San Diego county, CA
11 months 18 5.49
(5.20)
59 Columnar Basalt - Encinitas City Hall by Chet13
San Diego county, CA
1 year
3 months
23 5.49
(5.26)
60 Earth Science at Oceanside - Watersheds by smccfamily
San Diego county, CA
2 years
11 months
54 5.47
(5.37)
61 Volcanic Breccia - Mount Calavera by Chet13
San Diego county, CA
6 months 10 5.45
(4.95)
62 Inferred Fault - Mount Calavera by Chet13
San Diego county, CA
9 months 14 5.40
(5.04)
63 Rose Canyon Fault - Mount Soledad by Chet13
San Diego county, CA
10 months 17 5.33
(5.03)
64 Talus Slope - Mount Calavera by Chet13
San Diego county, CA
6 months 10 5.23
(4.75)
65 Las Flores Marine Terraces by bluesnote
San Diego county, CA
10 years
5 months
201 5.21
(5.19)
66 Presidio Park Unconformity by Chet13
San Diego county, CA
5 months 8 5.17
(4.59)
67 Bear Granite - UCSD by Chet13
San Diego county, CA
1 year 21 5.03
(4.80)
68 Rose Canyon Fault - Old Town by Chet13
San Diego county, CA
10 months 18 5.02
(4.76)
69 Untitled Granite - UCSD by Chet13
San Diego county, CA
1 year
4 months
28 4.94
(4.77)
70 Mission Gorge EarthCache by FlagMan
San Diego county, CA
11 years
9 months
239 4.94
(4.91)
71 Boxwork Weathering - San Dieguito Park by Chet13
San Diego county, CA
6 months 11 4.93
(4.52)
72 Fault Scarp - Coronado by Chet13
San Diego county, CA
1 year
1 month
24 4.85
(4.65)
73 Vernal Pools - Poinsettia Station by Chet13
San Diego county, CA
1 year
1 month
24 4.76
(4.57)
74 Green Valley Tonalite - Mount Calavera by Chet13
San Diego county, CA
6 months 11 4.75
(4.36)
75 How did this land get here? by OmahaIslander
San Diego county, CA
7 years 148 4.74
(4.71)
76 Coastal Erosion of Point Loma by hiking2175
San Diego county, CA
11 years
2 months
238 4.70
(4.68)
77 Guardians of San Diego by bluesnote
San Diego county, CA
3 years
10 months
84 4.65
(4.60)
78 Granitic Gneiss at Mount Laguna by smccfamily
San Diego county, CA
1 year
1 month
25 4.61
(4.43)
79 Double Peak by Chet13
San Diego county, CA
8 months 16 4.57
(4.30)
80 Rose Canyon Fault - La Jolla by bluesnote
San Diego county, CA
10 months 20 4.53
(4.32)
81 EarthScope - Aliso Creek Rest Area by Chet13
San Diego county, CA
1 year
2 months
26 4.49
(4.32)
82 Soil Types - Mount Calavera by Chet13
San Diego county, CA
6 months 12 4.36
(4.02)
83 Open Ceiling Sea Cave - Sunset Cliffs by Chet13
San Diego county, CA
1 year
2 months
28 4.31
(4.16)
84 Ingram Plaza Xenoliths by bluesnote
San Diego county, CA
5 years
10 months
138 4.27
(4.24)
85 Spheroidal Weathering - Mount Calavera by Chet13
San Diego county, CA
9 months 18 4.20
(3.98)
86 Torrey Sandstone - San Dieguito Park by Chet13
San Diego county, CA
6 months 13 4.17
(3.87)
87 Rose Canyon Fault - Downtown San Diego by bluesnote
San Diego county, CA
10 months 22 4.14
(3.96)
88 Petco Park by Chet13
San Diego county, CA
1 month 2 4.11
(2.74)
89 Baked Zone - Mount Calavera by Chet13
San Diego county, CA
6 months 14 4.01
(3.74)
90 EBL 15 - Bay Point Formation Outcrop by ExploreBatiquitos
San Diego county, CA
1 year
2 months
30 3.91
(3.78)
91 Horton Plaza by bluesnote
San Diego county, CA
8 years
4 months
216 3.87
(3.85)
92 EBL 25 - Cross-Bedding by ExploreBatiquitos
San Diego county, CA
1 year
1 month
30 3.78
(3.66)
93 EBL 26 - Riparian Habitat by ExploreBatiquitos
San Diego county, CA
1 year
1 month
30 3.77
(3.65)
94 Silver Strand (Barrier Island or Tombolo) by bluesnote
San Diego county, CA
11 months 25 3.66
(3.52)
95 Fluvial Terraces - Mount Calavera by Chet13
San Diego county, CA
6 months 15 3.52
(3.30)
96 Earth Science At Oceanside - Currents & Sand by smccfamily
San Diego county, CA
2 years
11 months
85 3.49
(3.45)
97 Rose Canyon Fault - Fault Line Park by Chet13
San Diego county, CA
1 year
3 months
36 3.47
(3.37)
98 Moonlight Beach Migmatite by Chet13
San Diego county, CA
6 months 16 3.39
(3.19)
99 Mineral Identification - Dave’s Rock Garden by Chet13
San Diego county, CA
1 year
3 months
37 3.37
(3.29)
100 San Diego Bay by bluesnote
San Diego county, CA
11 months 28 3.29
(3.17)
Total records: 116, Page 1 of 2
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Statistics last updated Sunday, 12 July 2026 04:27:57 Eastern Daylight Time
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