Mill Creek Horse Trail in Redwood National Park

Redwood National Park, CA

Mill Creek Horse Trail

A long, steep redwood loop with two seasonal creek crossings.

Length
10mi
Time
5.5hr
Elev. change
906ft
Difficulty
Challenging
  • Loop
  • No dogs
  • High point 1,076 ft

Hear the audio tour

A Banana Slug at Work

Overview

About Mill Creek Horse Trail

Why go

  • A bright old-growth grove and Mill Creek add variety to the long route.
  • Ridge sections open views toward Crescent City and Crescent Beach.

Heads up

  • Steep grades and switchbacks make the full loop strenuous.
  • Seasonal fords change the route, and several junctions need map attention.

Map & elevation

The route

Loading the Redwood map
Full map
Elevation171–1,076 ft
TrailheadBertsch Avenue trailhead41.75724, -124.14580
Keep this map with you offline in the Parkwolf app

Plan your hike

Before you go

Parking

Use the marked Bertsch Avenue trailhead parking area near the west end of Howland Hill Road. Mill Creek Campground is a separate access.

Best time to go

The north ford closes October 15 through March 31, and the south ford closes October 15 through May 31. When either is closed, use the park's marked alternate route; winter water can be too high and fast to cross. Pets are not allowed on park trails. Start at the Bertsch Avenue parking area by the west end of Howland Hill Road, not at Mill Creek Campground, which is a separate access.

Safety

The full two-ford loop is passable only June 1 through October 14: the north ford closes October 15 through March 31, and the south ford October 15 through May 31 for salmon protection. These are wades, not bridges; water can run high and fast. Use the marked alternate route and check current conditions before setting out.

6 active Redwood alerts

  • ClosureBald Hills Road, Mill Creek and 44 Creek restrictionsMentions Mill Creek, referenced in this guideUse caution on damaged Bald Hills Road and plan around Mill Creek and 44 Creek access restrictions.Official details
  • CautionU.S. 101 construction traffic controlsExpect construction-related traffic stops and one-way controlled traffic on U.S. 101; allow extra time and drive cautiously. - NPS reports multiple stops between Orick and Crescent City; delays vary.Official details
See all 6 alerts
A park ranger sits on a dash-mounted phone, talking, as Parkwolf’s Tour Guide plays “Army Cutworm Moths: A Grizzly Bear Buffet” on Grand Loop Road below Dunraven Pass in Yellowstone
Parkwolf Tour GuideThe highest, rockiest slopes around here are a summer buffet for grizzly bears.

Redwood Tour Guide

Your drive to Mill Creek Horse Trail, narrated.

Parkwolf is a GPS audio tour guide for Redwood National Park. As you drive, it chimes in with what’s ahead: hidden gems, upcoming stops, history, geology, and wildlife, right through your car’s speakers.

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Recorded for this area

A Banana Slug at Work
0:00 / 0:29
“If you spot a banana slug on a forest walk, look at what it's moving through. Fallen leaves, fungi, and other decaying material are food for it.”

Plays on the road 0.2 mi from the trailhead in the Parkwolf Redwood Tour Guide.

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  • 85 audio storiesacross Redwood’s roads, triggered by GPS as you drive
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  • Works offlinemaps, 83 trails, 48 places, and audio download before you lose signal
  • CarPlay readysimple controls built for the drive
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Trail guide

Hiking Mill Creek Horse Trail

A full forest dayMill Creek Horse Trail is a shared-use lollipop loop from the marked Bertsch Avenue access near…

Mill Creek Horse Trail is a shared-use lollipop loop from the marked Bertsch Avenue access near Howland Hill Road. The full route with both Mill Creek fords is about 10 miles; give it five to six hours for the steep grades, switchbacks and stops. It climbs through spruce and second-growth redwoods to the ridge, then drops to the creek and returns through forest and old logging roads. This is a long outing, not a quick grove walk. Published distances range from 7.75 to about 10 miles; this entry maps the longer, two-ford loop, so check the current trail map before starting.

From ridge to creekThe first climb runs through a spruce grove, with a few large redwoods near the top.

The first climb runs through a spruce grove, with a few large redwoods near the top. After a dirt-road stretch, singletrack descends through logged forest; around mile two, the route reaches an upland old-growth grove with salal, huckleberry, ferns and rhododendron. Expect repeated climbs and descents rather than one steady grade. Some junctions join old logging roads to narrow trail, so keep a map or GPS handy even though the route is signed.

Mill Creek and the redwoodsThe two creek crossings bring the route into its most distinctive stretch.

The two creek crossings bring the route into its most distinctive stretch. A short, bright grove of tall, straight redwoods grows on the alluvial flat just before the second ford; elsewhere, young redwoods fill an old logging corridor and screen glimpses of older trees. Mill Creek is salmon habitat, and the seasonal ford closures protect spawning fish. The watershed was protected in stages, with a small area acquired in 1968 and the rest in 2000; that history helps explain the mix of old growth and recovering logged forest. Three picnic areas are marked along the trail network.

Wildlife

Wildlife in Redwood

All Redwood wildlife maps

Sighting maps show where each species has been reported across Redwood. Wildlife moves, so no sighting is guaranteed.

Keep exploring

Near Mill Creek Horse Trail

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Parkwolf’s Redwood ranking

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