286 official trails lie within 25 miles of Antioch — 605 miles in total, 197 rated easy and 8 hard or expert. Every distance and elevation figure below is computed from the agency centerline and a 10 m elevation model, not crowd-sourced.
The biggest climb nearby gains 2,065 ft; the median trail gains 329 ft.
| Trail | Miles | Climb | Difficulty | Drive from town |
|---|---|---|---|---|
| Briones-Mt Diablo Regional Trl | 12.6 | 2,065 ft | Expert | 45 min · 25 mi |
| Black Hills Trail | 5.8 | 1,316 ft | Hard | 34 min · 23 mi |
| Ramage Trail | 5.7 | 804 ft | Hard | 1 h 10 min · 47 mi |
| Oursan Trail | 9.7 | 430 ft | Hard | 44 min · 31 mi |
| Ridgeline Trail | 5.7 | 906 ft | Hard | 58 min · 44 mi |
| Eagle Peak Trl | 2.9 | 1,610 ft | Hard | 1 h 12 min · 31 mi |
| Rocky Ridge Loop Trail | 2.9 | 907 ft | Moderate | 55 min · 32 mi |
| Back Creek Trl | 2.0 | 1,616 ft | Moderate | 1 h 12 min · 31 mi |
| Oyster Point Trl | 3.9 | 850 ft | Moderate | 1 h 20 min · 44 mi |
| Thermalito Trail | 3.5 | 1,058 ft | Moderate | 57 min · 45 mi |
| Stewartville Trail | 4.7 | 881 ft | Moderate | 7 min · 2 mi |
| Chabot to Garin Trail | 3.8 | 758 ft | Moderate | 55 min · 41 mi |
| Lafayette Ridge Trail | 3.3 | 911 ft | Moderate | 33 min · 25 mi |
| Grassland Trail | 2.5 | 1,149 ft | Moderate | 1 h 13 min · 52 mi |
| De La Veaga Trail | 2.8 | 1,097 ft | Moderate | 41 min · 31 mi |
| Sinbad Creek Trail | 4.7 | 535 ft | Moderate | 1 h 13 min · 52 mi |
| Rim Trail | 4.6 | 565 ft | Moderate | 43 min · 29 mi |
| Spengler Trail | 3.7 | 475 ft | Moderate | 36 min · 23 mi |
| Madrone Trail | 4.1 | 658 ft | Moderate | 43 min · 31 mi |
| King's Canyon Loop Trail | 4.7 | 451 ft | Moderate | 50 min · 33 mi |
| Los Vaqueros Trail | 5.1 | 511 ft | Moderate | 45 min · 25 mi |
| Contra Costa Feeder Trail #1 | 3.4 | 857 ft | Moderate | 30 min · 22 mi |
| French Trail | 4.0 | 374 ft | Moderate | 58 min · 42 mi |
| Black Diamonds to Mt Diablo Regional Trail | 3.8 | 606 ft | Moderate | 25 min · 16 mi |
Summits: Eagle Peak Trl to Eagle Peak; Oyster Point Trl to Oyster Point; Diabolical to North Peak; Brushy Peak Loop Trail to Brushy Peak
Lakes: Oursan Trail to Briones Reservoir; Chabot to Garin Trail to Cull Canyon Lake; Lagoon Trail to Sindicich Lagoons; Briones Crest Trail to Sindicich Lagoons
Viewpoints: Briones-Mt Diablo Regional Trl to Mount Dad; Seaview Trail to Briones Valley Viewpoint; Clyma Trail to Charger's Overlook; Palos Colorados Trail to Lookout Point
Mountain passes: Skyline Trail to Summit Pass; Black Diamond Trail to Nortonville Pass; Bald Ridge Trl to Prospectors Gap; North Peak Trl to Prospectors Gap
Rock formations: Diablo Ranch Trl to Turtle Rock
Springs: Bald Ridge Trl to Mimulus Spring; North Peak Trl to Mimulus Spring
Nearby towns: Livermore (20 mi) · Stockton (27 mi) · Vallejo (27 mi) · Oakland (27 mi)
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