OpenTrail

Four Mile Trail

Moderate · Ace

Yosemite Valley, California

Directions

No photos yet

Add the first

7.6 km4.7 mi

Distance

1000 m3281 ft

Elevation gain

3h 20m

Est. time

Route

Route type

What to expect on this trail

  • Steep
  • Sustained climb
  • Hiking
How these were worked out
Steepestimated
Nine tenths of this trail is at or below a 36.9% grade, and its steepest climb reaches 100.0%. Source: DEM terrain profile, high confidence.
Sustained climbestimated
This trail gains 132 m of elevation per kilometre. Source: DEM terrain profile, moderate confidence.

Biking is not listed. That means no explicit permission is recorded, which is not the same as a prohibition — see the bike section below.

Ace's Active Trek A real workout with honest climbing — pack water and snacks.

About this trail

Four Mile Trail is a 7.6 km trail in Yosemite Valley, California. Route imported from OpenStreetMap (© OpenStreetMap contributors, ODbL); community descriptions, photos, and condition reports welcome.

Play the route

Fly the trail end to end, with the climb as it comes.

Conditions

Loading forecast…

Elevation profile

Terrain sampled every 35 m from public elevation data.

Descent
31 m
High point
2183 m
90th percentile grade
36.9%
2183 m1699 m1214 m0 m3.3 km6.6 km

Bike access & suitability

Legal permission and physical difficulty are evaluated separately.

Bike access unknown

Legal access

Confirm before riding

Estimated MTB suitability

Difficult

35% confidence - score 56/100

  • - Terrain: 36.9% 90th-percentile grade and 132 m climbing per km.

Source: No access source recorded - checked Aug 2, 2026 - rules v2

Posted signs and current land-manager closures always override OpenTrail.

Report incorrect bike access

Connecting trails

Trails whose path meets this one — plan a longer route or a loop.

Trails nearby

Other routes within about 15 km.

Photos

Location metadata is stripped from uploads automatically. New photos are reviewed by a moderator before they appear publicly.

No photos yet.

Reviews

Create a free account to review this trail.

Frequently asked

How long is Four Mile Trail?

Four Mile Trail is 7.6 km (4.7 miles) as a route. Allow roughly 3h 20m at a steady walking pace, not counting stops.

How hard is Four Mile Trail?

OpenTrail rates it moderate. It climbs about 1000 m overall, and its steepest sustained stretches run around 37%.

Where is Four Mile Trail?

Four Mile Trail is in Yosemite Valley, California. The map on this page shows the full route, where it starts, and any mapped parking nearby.

Is there parking at Four Mile Trail?

No parking area is mapped within 1.5 km of this route in OpenStreetMap. That is not the same as there being none — check local access rules before you go.

Trail data last updated July 30, 2026 · terrain computed July 30, 2026