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Old South Road

NTUnclassified road17.4 km37 segments
2.4Sports
7.3Safety
17.4 kmTotal length
37Segments
37Grey spot segments
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Old South Road is a 17 km unsealed road in the Northern Territory, Australia. It scores 5.6/10 for 4WDs with straight corners and rough surface.

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Vehicle scores
2.4/10
SPTSportsSealed roads, curviness, mountain passes
4.6/10
MOTMotoTight bends, switchbacks, technical roads
4.0/10
EVEVSmooth surface, sealed roads, range-friendly
5.6/10
4WD4WDGravel access, off-road suitability
2.6/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 37 segments
Poor (<4)100%

Sports score IQR: 2.4 - 2.4

Surface
Surface coverage
Unsealed100%
Score breakdown
Median component scores across all segments
Surface
3.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
2.2
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
4.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 37 segments
37
Grey spots

Crash record linkage not yet available for NT. 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
7.3/10 safety score - higher is safer
Wet road exposure57%
Night driving risk53%
Wind exposure49%
Sun glare risk33%
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 43 segments by sports score
IDSurfaceLengthSportsMotoEV
#80564497Unpaved0.61 km2.44.84.0#80564504Unpaved0.50 km2.45.24.0#80564509Unpaved0.36 km2.44.94.0#80564510Unpaved0.50 km2.44.64.0#80564486Unpaved0.50 km2.44.94.0#80564487Unpaved0.50 km2.44.44.0#80564488Unpaved0.50 km2.44.84.0#80564490Unpaved0.65 km2.44.64.0#80564491Unpaved0.50 km2.44.34.0#80564493Unpaved0.50 km2.45.24.0#80564496Unpaved0.46 km2.44.14.0#80564516Unpaved0.50 km2.44.34.0#80564517Unpaved0.50 km2.44.84.0#80581285Unpaved0.50 km2.45.04.0#80581287Unpaved0.55 km2.45.14.0#80581289Unpaved0.48 km2.46.04.0#80581291Unpaved0.08 km2.44.04.0#80564485Unpaved0.46 km2.44.34.0#80564489Unpaved0.54 km2.44.44.0#80564492Unpaved0.65 km2.44.84.0#80564494Unpaved0.50 km2.44.14.0#80564495Unpaved0.50 km2.44.04.0#80564498Unpaved0.50 km2.44.64.0#80564499Unpaved0.65 km2.45.24.0#80564500Unpaved0.65 km2.45.44.0#80564501Unpaved0.50 km2.45.64.0#80564502Unpaved0.48 km2.44.64.0#80564503Unpaved0.65 km2.45.14.0#80564505Unpaved0.61 km2.45.24.0#80564506Unpaved0.50 km2.44.74.0#80564507Unpaved0.50 km2.45.04.0#80564508Unpaved0.50 km2.44.34.0#80564511Unpaved0.50 km2.44.14.0#80564512Unpaved0.50 km2.44.54.0#80564513Unpaved0.50 km2.44.64.0#80564514Unpaved0.57 km2.44.44.0#80564515Unpaved0.25 km2.44.24.0#80564518Unpaved0.09 km2.44.24.0#80581284Unpaved0.38 km2.46.04.0#80581286Unpaved0.35 km2.44.94.0#80581288Unpaved0.38 km2.45.04.0#80581290Unpaved0.08 km2.43.84.0#80581292Unpaved0.10 km2.43.84.0
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/old-south-road-ntRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Old%20South%20Road&state=NTSearch roads by name

Councils & Government

This road is part of NT'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 Old South Road?+

Old South Road is approximately 17 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Old South Road sealed?+

No. Old South Road is unsealed for its entire scored length. A vehicle suited to gravel or dirt is recommended.

Is Old South Road good for motorcycles?+

It is passable. Old South Road scores 4.6/10 for motorcycles. Consider it a connector rather than a destination ride.

Can I drive Old South Road in a caravan?+

Not recommended. Old South Road scores 2.6/10 for caravans due to geometry, surface or gradient. Consider an alternative route if towing.

Is Old South Road suitable for a 4WD?+

Old South Road scores 5.6/10 for 4WDs. Passable but not a standout. Check recent condition reports for surface state.

Are there any dangerous sections on Old South Road?+

Contour has identified 37 grey spots on Old South 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: 24 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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