Pros & cons
PROS
- Fairy Grotto’s cool, ferny pocket breaks up the descent beautifully
- Crystal‑clear Grose River pools make for superb mid‑hike swims
CONS
- The return climb is brutally hot in the afternoon sun
- Leeches and slick sections after rain can slow progress
Small car park at the end of Pierces Pass Road; no facilities reported.
Steep, sustained ascent on return; slippery after rain; remote feel—carry PLB, treat river water, and watch for snakes, leeches, and ticks.
Overview
Pierces Pass is a classic Grose Valley descent: big views off the escarpment, a rugged plunge through ferny rainforest, and a finish among the towering blue gums. It’s tough and wild in all the right ways. Expect an out‑and‑back of about 16 km total (9.9 miles) from the Pierces Pass Road car park to Blue Gum Forest and back. Some walkers turn around at the Grose River for a shorter day.
What You’ll See
Early on, you’re treated to sweeping cliff-and-valley vistas before the track ducks beneath sandstone overhangs and into a cool, damp gully. Midway down, the lush “Fairy Grotto” feels primeval—ferns, moss, and dripping rock. Lower in the valley, coachwood and sassafras take over, and birdlife is a constant companion; keep an ear out for crimson rosellas and watch for wedge‑tailed eagles riding thermals above. At the bottom, the Grose River offers clear pools and boulder beaches—perfect for a dip on a hot day—before the tall, stately Blue Gum Forest steals the show.
Trail Conditions and Difficulty
This is a steep, sustained descent/ascent with many steps and rocky, uneven sections that can be muddy or slippery after rain. It’s well‑defined but remote in feel. Plan on 6–8 hours for the full return, depending on fitness and river time. Elevation change is significant (roughly 450 m each way), and the climb out bites—start early so you’re not grinding uphill in the afternoon heat.
Tips and Tricks
- Pack swimwear; the river pools are a highlight. Treat all river water (e.g., boil adequately) before drinking.
- Carry a topographic map/GPS and consider a PLB; phone reception is patchy.
- Wear grippy footwear; leeches and ticks are more common in warm, wet spells.
- Camping is possible in the valley at Acacia Flat for experienced walkers; day‑trippers should keep an eye on time.
Best Time to Hike
Spring and autumn are the sweet spots: cooler temps, wildflowers, and generally friendlier river conditions. Summer brings heat—fine if you start early and use the river to cool off. Winter days are crisp and quiet, but the valley can be damp and chilly with short daylight; bring layers and a headlamp.
Is It For You?
If you want a full‑value Blue Mountains descent with rainforest ambience, river swims, and the grandeur of Blue Gum Forest, this track delivers. It’s strenuous and not a casual stroll—fit hikers who enjoy big climbs and solitude will love it. Prefer a shorter sampler? Drop to the Grose River and turn back for a rewarding, less committing day.
Elevation
9.9 mi · 7.5 hrWhere it starts
-33.5702, 150.3383Wildlife on this trail
Near Pierces Pass walking track
All places →All trails →
0 mi awayWalls Lookout TrackShort walk, massive Grose Valley cliff views with room to roamEasy · 1.8 mi · 1.5 hr
0 mi awayBlue Gum Forest TrackSteep plunge to a cathedral of blue gums in the Grose ValleyChallenging · 2.5 mi · 3.5 hr
0 mi awayPierces PassSteep Grose Valley plunge to the towering, tranquil Blue Gum ForestChallenging · 10 mi · 7 hr
0.1 mi awayRigby Hill LookoutShort, quiet ridge walk to wild Grose Valley viewsTrailhead · Parking
0.4 mi awayWalls LookoutShort walk to a wide-open Grose Valley panoramaTrailhead · Parking
1.1 mi awayGrose ValleyRemote sandstone gorge of waterfalls, cliffs and Blue Gum ForestTrailhead · Parking
1.6 mi awayCaley MonumentSmall plaque marking George Caley’s 1804 turn-back at Mount Banks
1.6 mi awayMount Banks Summit WalkShort, steady climb to big Grose Valley views—best before the summit.Challenging · 2.2 mi · 2.5 hr
