California · Trail 18E71

N. Fork Merced River (Lower)

N. Fork Merced River (Lower) Trail is a 5.7-mile trail in Stanislaus National Forest, California. The Forest Service rates it trail class 3, developed. It is open to hiking, horse and pack stock and mountain biking.

Trail conditions, closures and hazards are not tracked here. The Stanislaus National Forest official page carries current alerts and closure orders.

Map

One end Other endLine simplified to about 100 metres. Basemap from the USGS National Map.

One end37.7471° N, 120.0379° W · Directions ↗
Other end37.6910° N, 120.0354° W · Directions ↗

The ends are the two ends of the longest connected chain of segments. The record does not say which is the usual start.

The trail

Length5.7 miles
Trail class3, developed
Typeland trail
Surfacenative material
Typical grade12-20 percent
Typical tread width18-24 inches
Motor vehiclesClosed to all motorized use year-round
AccessibilityNot evaluated
Trail numbers18E71
ForestStanislaus National Forest (unit 0516)
StatesCalifornia
Detail publishedmanagement level, with uses

Values are the set across all segments. Class 1 is minimally developed and class 5 is fully developed. Grade and width are the forest's typical values, not measured extremes.

Weather by month

NOAA climate normals →
Weather by month near N. Fork Merced River (Lower) Trail30°40°50°60°70°January: 6.86 inches of precipitationFebruary: 5.63 inches of precipitationMarch: 5.81 inches of precipitationApril: 3.68 inches of precipitationMay: 2.40 inches of precipitationJune: 0.76 inches of precipitationJuly: 0.29 inches of precipitationAugust: 0.05 inches of precipitationSeptember: 0.66 inches of precipitationOctober: 2.28 inches of precipitationNovember: 4.37 inches of precipitationDecember: 7.65 inches of precipitationJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 37.8°F averageFebruary: 36.2°F averageMarch: 38.3°F averageApril: 42.2°F averageMay: 50.2°F averageJune: 59.5°F averageJuly: 67.5°F averageAugust: 67.0°F averageSeptember: 62.2°F averageOctober: 53.0°F averageNovember: 43.2°F averageDecember: 37.4°F average0 in2 in4 in6 in8 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Yosemite Village 12 W, 12 miles from the trail midpoint at 6,620 feet, station USW00053150 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 40 inches a year.

Allowed uses

HikingAllowed year-round
Horse and pack stockAllowed year-round
Mountain bikingAllowed year-round

A use is listed when the Forest Service records it as managed, accepted or discouraged on any segment. Discouraged still means legal. Uses marked restricted are left out. Where the forest publishes a Motor Vehicle Use Map, that map governs motorized use.

Trailheads

The Forest Service recreation layer records no trailhead within a third of a mile of this trail's line. Many trails start from a road pullout or another trail with no trailhead record. The forest's recreation pages list the trailheads it does publish.

Trails nearby

Camping nearby

No federal campground is recorded within five miles of the trail. Dispersed camping is allowed on most National Forest land outside posted closures. The forest office has the current rules.

Fire nearby

  • Prescribed
    D54 Rx Pile Burning

    7 mi from the trail midpoint

  • Prescribed
    D51 Rx Pile Burning

    26 mi from the trail midpoint

  • Prescribed
    Crooks Rx

    27 mi from the trail midpoint · 15 acres

  • Prescribed
    Big Trees State Park Broadcast Burn Rx

    41 mi from the trail midpoint · 170 acres

Distance is to the reported incident point, not the fire edge. Closure orders are on the forest's official page.

Explore

Guidebooks for California

We earn a small commission if you buy through these links. It does not change what we list.

  • Walkabout Northern California
    Tom Courtney, 2019
    Find at Bookshop.org
  • Backpacking California
    Wilderness Press, 2019
    Find at Bookshop.org
  • Coastal trails of Southern California
    Linda B. Mullally, 2018
    Find at Bookshop.org
  • Hiking northern California
    Bubba Suess, 2017
    Find at Bookshop.org
  • Hiking the Pacific Crest Trail: Southern California
    Shawnte Salabert, 2017
    Find at Bookshop.org

Titles come from Open Library's catalog, matched by subject heading or by title.

Reference

Questions people ask

How long is the N. Fork Merced River (Lower) Trail?

The Forest Service records 5.7 miles under this name in Stanislaus National Forest, the sum of 1 segment.

Source: Forest Service trail layer

What is allowed on the N. Fork Merced River (Lower) Trail?

Hiking, horse and pack stock and mountain biking are allowed. The trail is closed to motor vehicles year-round.

Source: Forest Service trail layer

Where does the N. Fork Merced River (Lower) Trail start?

The line begins at 37.7471° N, 120.0379° W and ends at 37.6910° N, 120.0354° W. No Forest Service trailhead is recorded within a third of a mile of it. The record does not say which end is the usual start.

Source: Forest Service trail layer

Is the N. Fork Merced River (Lower) Trail in a wilderness area?

No. The trail line does not cross any polygon in the National Wilderness Preservation System layer.

Source: Wilderness Connect

Where can I camp near the N. Fork Merced River (Lower) Trail?

No federal campground is recorded within five miles of the trail. The camping section covers dispersed camping, which most National Forest land allows.

Source: Stanislaus National Forest official page

How developed is the N. Fork Merced River (Lower) Trail?

Trail class 3, which the Forest Service describes as developed. Class 1 is a minimal, unimproved route and class 5 is fully developed, often paved.

Source: Forest Service trail layer

How steep and how wide is the N. Fork Merced River (Lower) Trail?

The typical grade is 12-20 percent. The typical tread is 18-24 inches wide.

Source: Forest Service trail layer

Who manages the N. Fork Merced River (Lower) Trail?

Stanislaus National Forest, Forest Service unit 0516. The trail is in California.

Source: Stanislaus National Forest official page

Is there a fire near the N. Fork Merced River (Lower) Trail?

The interagency feed shows 4 active incidents within 50 miles of the trail midpoint as of 2026-11-01, the nearest D54 Rx Pile Burning at 7 miles. Check the forest's closure orders before you go.

Source: Fire nearby

Source

This page is built from 1 segment named N. Fork Merced River (Lower) in the Forest Service TrailNFS_Publish layer, administrative unit 0516. Wilderness overlap is tested against the National Wilderness Preservation System layer from Wilderness Connect. Trailheads and Forest Service campgrounds come from the Forest Service Recreation Opportunities layer. Data refreshed November 1, 2026. The methodology page explains how segments become trails.