Hidden Gorge Hike

Guide updated 13 Sep 2026 · verify live track status with NPWS SA

Loop from Mambray Creek Day Visitor Area along Mambray and Alligator creeks through Hidden Gorge (red quartzite, native pine) then a climb to Battery Ridge with views to Spencer Gulf.

Decision summary

Best for: Fit walkers wanting a full day of valley, gorge and ridge
Skip if: You arrived after a 3.5-hour Adelaide drive at 11am. Use Daveys Gully or Wirra Water instead.
Time needed: Allow 7 hrs return
Dogs: No pets in this park. Assistance dogs permitted with conditions — confirm current NPWS SA dogs-in-parks rules before you travel.
Kids: Too long for most children. Use Wirra Water Loop (1.6 km) or Daveys Gully (2.4 km).
Entry / booking catch: Vehicle entry fee applies (official listing $14.40 per vehicle when re-checked 13 Sep 2026 — [VERIFY] live). Pay before entry. Camping is a separate pre-booked system. No individual walk permit for standard day walks.
Today’s alerts: Check NPWS SA alerts (not this page)

Not walked for this guide — planning from official NPWS SA park pages (re-checked 13 Sep 2026). Confirm signed distances, open/closed status and fire-danger rules on the day.

Do not pair: Do not pair with the summit or Black Range Trek the same day.

Turnaround: Turn around at any creek junction and retrace to Mambray Creek. The gorge is not a through-hike you must finish.

Late start. Under-packing water. Stacking this after the summit.

Moderate–long (official listing)
Allow 7 hrs return
18 km loop (official)
Effort: hard
Best for: Fit walkers wanting a full day of valley, gorge and ridge

Distance, grade, time and open/closed status change — verify on parks.sa.gov.au (Mount Remarkable National Park) and current closures/alerts before you go. Alligator Gorge sections and Ali Lookout have carried post-fire restrictions.

Official NPWS SA info (verify status)

Red quartzite cliff walls in Alligator Gorge, Mount Remarkable National Park, South Australia — Hidden Gorge — Alligator Gorge quartzite walls
Briggsy66 · CC BY-SA 4.0 · Wikimedia Commons

Where you start

Mambray Creek Day Visitor Area

West-side hub off National Highway 1. Best facilities in the park (toilets, picnic/BBQ, nearby campground with showers). Vehicle entry applies. 2WD is normally fine to this node.

How to get there

National Highway 1 to the Mambray Creek entrance, about 45 km north of Port Pirie. Official park page: 263.45 km from Adelaide.
Park at the day visitor area. Do not occupy booked campsites.

How to do it (step by step)

Start early. 7 hours official time is a full day with photos and heat.
Follow the signed loop along the creeks into Hidden Gorge, then the climb to Battery Ridge, and back to the day visitor area.
Carry more water than the picnic tables imply. Take all rubbish — there are no bins.

What to expect

Official: 18 km loop, 7 hours, from Mambray Creek Day Visitor Area. Red quartzite walls, native pine, then a climb to Battery Ridge with coastal / Spencer Gulf views. Diversity of landforms is the point — budget the climb, not only the pretty gorge photos.

How the day works

Use Mambray toilets and water load before you leave the day area. Official drinking water is listed at Mambray Creek; still carry your own as backup (rainwater elsewhere is seasonal / non-potable). Finish with enough daylight for the last kilometres.

Hazards

Seven hours in summer heat is a poor idea. Prefer April–October. Coverage is patchy in low-lying areas — official park wording. Carry a charged phone, Emergency+, and consider a PLB on this walk.

Turning around

Same start and finish — no car shuffle. Turn around when people have had enough. Mambray Creek campground is next door if you booked it (separate fee).

Packing list (jacket, grip, water) lives on the gear hub, not as a shop list on every walk. Pairing and a shorter option: plan your visit · Fire-recovery landscape notes.

Map (orientation)

Pin may be approximate. Confirm trailheads, parking and track status on NPWS SA before you drive.

Interactive map — pin may be approximate. Confirm trailheads and road status before you drive.

Open in Google Maps Get directions

Extra tips

This is the “I have a full cool-season day at Mambray” walk — not a first-afternoon special.
Wildlife: lace monitors, echidnas, kangaroos. Give them space; do not feed.

Area guide: Mambray Creek

Nearby stays (optional)

After the walk plan is solid: Melrose / Wilmington / Port Pirie beds if you still need them. Kit searches live on the gear hub. Official NPWS SA camping, vehicle entry and government bookings are never affiliated. Guided tours live on the Tours hub.

Nearby stays

Melrose · Wilmington · Port Pirie and other gateways

Hotels & stays in MelroseSummit trailhead town — closest commercial beds to the 960 m hike
WilmingtonAlligator Gorge access side — 1 km north of the gorge turn-off
Port PirieLargest nearby service town (~45 km south of Mambray Creek)
Port AugustaNorthern highway hub toward the Flinders
QuornPichi Richi / Flinders gateway further north
Adelaide (weekend base)Weekend drive base — ~3–3.5 hr each way

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Some stay, tour and gear links may earn a commission at no extra cost to you. Park vehicle entry fees and official NPWS SA camping bookings are never affiliated. Affiliate disclosure · Privacy

Some stay, tour and gear links may earn a commission at no extra cost to you. Park vehicle entry fees and official NPWS SA camping bookings are never affiliated. Disclosure · Tours hub