Alligator Gorge Road

SAUnclassified road12.4 km28 segments

5.1Sports

12.4 kmTotal length

28Segments

29Grey spot segments

Alligator Gorge Road is a 12 km sealed road in South Australia, Australia. It scores 8.5/10 for EVs with highly technical corners and excellent surface. It also rates well for 4WDs and motorcycles.

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Vehicle scores

5.1/10

SPTSportsSealed roads, curviness, mountain passes

7.8/10

MOTMotoTight bends, switchbacks, technical roads

8.5/10

EVEVSmooth surface, sealed roads, range-friendly

8.3/10

4WD4WDGravel access, off-road suitability

5.4/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 28 segments

Fair (4-6)90%Poor (<4)10%

Sports score IQR: 4.8 - 5.4

Surface

Surface coverage

Sealed94%Unsealed6%

Score breakdown

Median component scores across all segments

Surface

10.0

Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.

Curviness

10.0

Median curviness. Higher scores mean more bends per kilometre.

Speed

7.0

Speed limit suitability. Sweet spot is 60-110 km/h.

Road classUnclassified road

8.0

Road classification. Motorways score zero. Tertiary roads score 9.

Traffic

9.0

Estimated traffic density. Lower traffic = higher score.

Elevation

9.0

Elevation change per kilometre. More climbing = higher score.

Crash history

Aggregated across all 28 segments

Grey spots

Crash record linkage not yet available for SA. Grey spots are segments where curvature geometry mismatches the posted speed limit - these are flagged regardless of crash history.

Road environment

Geometry and climate-derived risk indicators

6.8/10 safety score - higher is safer

Wet road exposure52%

Night driving risk71%

Wind exposure63%

Sun glare risk46%

Wildlife strike risk11%

Risk values derived from road geometry, orientation, weather station data, and satellite canopy cover. 0 = minimal risk, 1 = maximum risk.

Segments

Top 29 segments by sports score

IDSurfaceLengthSportsMotoEV

#104519251Asphalt0.50 km5.68.79.5 #104519252Asphalt0.50 km5.68.69.4 #104519253Asphalt0.35 km5.68.69.4 #104519250Asphalt0.50 km5.68.69.4 #104519248Asphalt0.50 km5.68.69.4 #104519249Asphalt0.50 km5.68.69.4 #104519246Asphalt0.50 km5.48.49.2 #104519262Asphalt0.50 km5.48.39.1 #104519256Asphalt0.50 km5.48.39.1 #104519260Asphalt0.50 km5.48.39.1 #104519261Asphalt0.50 km5.48.39.1 #104519255Asphalt0.50 km5.38.39.0 #104519257Asphalt0.50 km5.38.39.0 #104519245Asphalt0.39 km5.38.28.8 #104519258Asphalt0.50 km5.17.88.5 #104519243Asphalt0.50 km5.07.68.3 #104519259Asphalt0.50 km4.97.58.2 #104519244Asphalt0.26 km4.97.48.1 #104456986Asphalt0.50 km4.97.58.2 #104456985Asphalt0.50 km4.87.48.1 #104519242Asphalt0.50 km4.87.38.0 #104456984Asphalt0.50 km4.87.28.1 #104456987Asphalt0.43 km4.56.87.7 #104519247Asphalt0.50 km4.46.57.8 #104456988Asphalt0.18 km4.36.67.3 #104519254Asphalt0.12 km4.16.27.3 #104519263Asphalt0.09 km3.85.67.0 #104457655Gravel0.50 km2.46.04.0 #104457656Gravel0.25 km2.46.04.0

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/alligator-gorge-road-saRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Alligator%20Gorge%20Road&state=SASearch roads by name

Councils & Government

This road is part of SA's road network. Contour scores every road in Australia for surface condition, curviness, grey spot classification, and 4WD track passability. If your organisation manages this road or promotes tourism in the region, this data is available via API.

Enquire about council data access →

Frequently asked questions

How long is Alligator Gorge Road?+

Alligator Gorge Road is approximately 12 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Alligator Gorge Road sealed?+

Yes. Alligator Gorge Road is fully sealed for its entire length.

Is Alligator Gorge Road good for motorcycles?+

Yes. Alligator Gorge Road scores 7.8/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.

Can I drive Alligator Gorge Road in a caravan?+

With care. Alligator Gorge Road scores 5.4/10 for caravans. Some sections may be tight or rough for a heavy tow.

Is Alligator Gorge Road good for an EV?+

Yes. Alligator Gorge Road scores 8.5/10 for EVs. Regenerative braking on any elevation changes and smooth throttle control on the corners will both feel at home here.

Are there any dangerous sections on Alligator Gorge Road?+

Contour has identified 29 grey spots on Alligator Gorge Road - sections where the road geometry does not match the posted speed limit. Take extra care in wet or low-visibility conditions.

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Road data last updated: 16 April 2026. Scores are based on road geometry, surface, and traffic data. Always drive to conditions and follow local road rules.

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