Investigator Circuit
  • Length: 89km

  • Duration: 4 days

  • Grade: 2

  • Style: Circuit

  • Start: Tulka-Sleaford Track, Sleaford

  • End: Tulka-Sleaford Track, Sleaford

  • Location: Lincoln National Park

  • Closest Town:

  • Distance from CBD: 660 km

  • State: SA

  • Latitude: -34.812676

  • Longitude: 135.784268

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2WD Access

4WD Access

Public Transport

Bitumen Road

Gravel Road

Steep Road

Winding Road

Speed Bumps

Vehicle Ford

Entry Fee

Large Car Park

Small Car Park

Accessible Parking

Accessible Toilet

Public Toilets

Drinking Water

Untreated Water

Picnic Shelter

Picnic Table

BBQ Facilities

Campfire Pit

Camping Area

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Lincoln National Park...

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Concrete Path

Timber Boardwalk

Gravel Path

Sandy Trail

Rough Trail

Undefined Trail

Prams & Strollers

Manual Wheelchair

Motorised Wheelchair

Bicycle Trail

Mountain Bike Trail

Historic Rail Trail

Dog Friendly

Urban Walk

Coast & Beach

Historic Lighthouse

Waterfalls & Lakes

Rainforest Walk

Goldfields & Mining

Heritage Walk

Aboriginal Art

Alpine Region

Alpine Huts

Exposed Ledges

Rock Scrambling

Steep Terrain

Bush Bashing

River Crossings

Scenic Viewpoints

Well Marked

Drinking Water

Untreated Water

Fishing Spots

Swimming Spots

Overnight Campsites

Trail Running

Horse Riding

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Investigator Circuit is a 89km, grade 2 circuit hike, located in Lincoln National Park, South Australia. The hike should take approximately 4 days to complete.

Hike Summary

The Investigator Trail is a long-distance walking trail, made up a of a series of shorter connected trails. Do the whole trail as day walks (with a car shuffle), trek the whole trail and camp along the way, or walk selected day walk sections. The walking takes in magnificent coastal scenery including sheltered bays, offshore islands, mobile sand dunes and beautiful beaches. The trail is generally easy walking through coastal heath, mallee and along beaches.

Water supply is not guaranteed during summer months. The trail is clearly defined and marked.

Begin at the park entrance, or any of the campsites or access spots along the circuit.

or, as

Extend the walk a further 26km to the north outside the park, following the Parnkalla Trail via Tulka into Port Lincoln or on to North Shields.

GPX file courtesy of Walking SA. File may not contain elevation data and may only represent half the length on return hikes.

About the region

Boating, fishing, beachcombing, swimming, bird watching, whale watching and nature walks are all popular activities in this park. A variety of designated campgrounds in the park offer easy access to the beaches, bays and walking trails. Lincoln National Park overlooks Boston Bay, the largest natural harbour in Australia, with granite headlands, sheltered bays and scenic offshore islands. On the southern side of the park are the massive, wind-sculpted sand dunes of the Sleaford-Wanna dune system and the pounding surf of the Southern Ocean.

GPX File

Total distance: 89749 m
Max elevation: 0 m
Min elevation: 0 m
Total climbing: 0 m
Total descent: 0 m
Download GPX File


For more information on this hiking trail, please visit Walking SA

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