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Hard Hiking Trails near San Jose

The directory currently contains 11 quality-checked routes matching this guide near San Jose. Their average mapped distance is 65.2 km and average recorded ascent is 2,147 m (7,044 ft); the longest route in the set is 164 km.

This subset represents 6% of the 178 quality-checked routes near San Jose. Its average distance is 65.2 km, compared with 6.8 km across the full local set. Average recorded ascent is 2,147 m (7,044 ft), versus 264 m (866 ft) for all quality-checked routes in the same area.

This set contains routes rated hard or expert from their available distance and elevation measurements. Within this set, 0 routes (0%) are rated easy, 11 (100%) are rated hard or expert, and 0 (0%) are recorded as loops. Ratings are computed from available distance and elevation data and do not establish current terrain or access.

Data refreshed September 2026

Choose by the details

How do these routes differ?

A closer look at the first 6 routes in this page’s default ordering. These comparisons describe this sample, not the entire destination or a field-tested recommendation.

Shortest mapped distance in this sample

21.8 km

Aptos Creek Fire Road

Compare the climbing too; shortest does not necessarily mean easiest.

Lowest recorded ascent in this sample

1,016 m

Aptos Creek Fire Road

6 of 6 have ascent data. Missing measurements are excluded.

Return logistics

0 recorded loops

Check start and finish for every option. An unknown shape does not mean a loop, and a loop does not establish access to its start.

Plan the return journey →

Distances follow stored route lines; ascent and time are estimates. Current access, surface and technical difficulty need separate checks. How to turn a comparison into a shortlist.

Trails

Expert

California Coastal Trail

California · United States

Distance
55.9 km
/ 34.7 mi
Elevation gain
1,263 m
Typical duration
14 hr
  • Coastal
  • Mountain
Old ties from the Aptos Branch logging railroad in June 2018
Hard

Aptos Creek Fire Road

California · United States

Distance
21.8 km
/ 13.5 mi
Elevation gain
1,016 m
Typical duration
6 hr 16 min
  • River
  • Mountain
ohlone wilderness trail - sunol
Expert

Ohlone Wilderness Trail

California · United States

Distance
42.5 km
/ 26.4 mi
Elevation gain
1,849 m
Typical duration
12 hr
  • Mountain
Expert

Skyline To The Sea Trail

California · United States

Distance
40.1 km
/ 24.9 mi
Elevation gain
1,464 m
Typical duration
11 hr
  • Mountain
Expert

Diablo Regional Trail

California · United States

Distance
48.2 km
/ 30.0 mi
Elevation gain
1,225 m
Typical duration
12 hr
  • Mountain
Hard

Saratoga Toll Road Trail

California · United States

Distance
11.2 km
/ 6.9 mi
Elevation gain
813 m
Typical duration
3 hr 33 min
Hard

Mount Stakes Trail

California · United States

Distance
8.4 km
/ 5.2 mi
Elevation gain
1,045 m
Typical duration
3 hr 19 min

The shortlist, side by side

The ten highest scoring routes on this page, so you can compare effort before opening any of them.

Distance, ascent, walking time and difficulty for the top routes
RouteDistanceAscentTimeDifficultyBest season
California Coastal TrailCalifornia55.9 km1,263 m14 hrExpertApril to October
Aptos Creek Fire RoadCalifornia21.8 km1,016 m6 hr 16 minHardApril to October
Bay Area Ridge Trail - 03 - South BayCalifornia164 km4,773 m45 hrExpertApril to October
Bay Area Ridge Trail - 04 - San Francisco and PeninsulaCalifornia152 km4,980 m43 hrExpertApril to October
Bay Area Ridge Trail - 02 - East BayCalifornia158 km4,645 m44 hrExpertApril to October
Ohlone Wilderness TrailCalifornia42.5 km1,849 m12 hrExpertApril to October
Skyline To The Sea TrailCalifornia40.1 km1,464 m11 hrExpertApril to October
Diablo Regional TrailCalifornia48.2 km1,225 m12 hrExpertApril to October
Cowell-Wilder Regional TrailCalifornia15.3 km541 m4 hrHardApril to October
Saratoga Toll Road TrailCalifornia11.2 km813 m3 hr 33 minHardApril to October

California Coastal Trail, Aptos Creek Fire Road, Bay Area Ridge Trail - 04 - San Francisco and Peninsula currently rank highest in this filtered set according to the directory score. Open an individual route to inspect its mapped line, elevation profile, data source and planning caveats. Check live access, conditions and local rules with an official source before travelling.

Frequently asked questions

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Choosing a route

How to choose a hike beyond the difficulty label

Compare distance, climbing, route shape and missing information to build a shortlist that fits your day.

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Understanding the map

Read an elevation profile without misreading the climb

Understand total ascent, net height change, profile scale and the section breakdown on each mapped route.

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Planning your day

Build a hiking time plan with room for your own pace

Separate moving time, climbing allowance and stops, then explore how changing your assumptions changes the plan.

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