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Allyn River Road

NSWTertiary road42.3 km111 segments31
4.1Sports
42.3 kmTotal length
111Segments
126Grey spot segments
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Allyn River Road is a 42 km sealed tertiary route in New South Wales, Australia. It scores 8.2/10 for 4WDs with highly technical corners and excellent surface. It also rates well for EVs.

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Vehicle scores
4.1/10
SPTSportsSealed roads, curviness, mountain passes
6.1/10
MOTMotoTight bends, switchbacks, technical roads
7.3/10
EVEVSmooth surface, sealed roads, range-friendly
8.2/10
4WD4WDGravel access, off-road suitability
4.8/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 111 segments
Fair (4-6)51%Poor (<4)49%

Sports score IQR: 2.4 - 5.3

Surface
Surface coverage
Sealed58%Unsealed42%
Score breakdown
Median component scores across all segments
Surface
10.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
8.8
Median curviness. Higher scores mean more bends per kilometre.
Speed
10.0
Speed limit suitability. Sweet spot is 60-110 km/h.
Road classTertiary road
9.0
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 111 segments· 10 years of data
126
Grey spots

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

When is this road risky?
Crash conditions - share of recorded crashes by circumstance

Wet road crashes

Crashes that occurred in wet conditions

14%

Night crashes

Crashes that occurred after dark

14%

Based on 10 years of crash records linked to road geometry. Crash breakdown (night, wet, weekends): VIC data 2012-2024. Other states show aggregate counts only.

Road environment
Geometry and climate-derived risk indicators
6.4/10 safety score - higher is safer
Wet road exposure59%
Night driving risk68%
Wind exposure63%
Sun glare risk48%
Wildlife strike risk20%

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

Segments
Top 130 segments by sports score
IDSurfaceLengthSportsMotoEV
#110893943Asphalt0.37 km5.78.79.5#110893942Asphalt0.55 km5.68.79.4#110942780Asphalt0.40 km5.68.79.4#110893949Asphalt0.64 km5.68.79.4#110893955Asphalt0.60 km5.68.69.4#110893950Asphalt0.40 km5.68.69.4#110942775Asphalt0.39 km5.68.69.4#110893930Asphalt0.34 km5.68.69.4#110942785Asphalt0.39 km5.68.69.4#110893956Asphalt0.37 km5.68.69.4#110893934Asphalt0.38 km5.68.69.4#110893960Asphalt0.38 km5.58.59.3#110893959Asphalt0.36 km5.58.59.3#110616806Asphalt0.45 km5.58.49.2#110942784Asphalt0.24 km5.58.49.2#110893939Asphalt0.36 km5.58.49.2#110942776Asphalt0.44 km5.58.49.2#110942781Asphalt0.50 km5.58.49.2#110616805Asphalt0.48 km5.58.39.2#110893941Asphalt0.27 km5.48.39.2#110893936Asphalt0.40 km5.48.39.1#110942786Asphalt0.65 km5.48.39.1#110893929Asphalt0.42 km5.48.39.1#110942777Asphalt0.50 km5.48.39.1#110891014Asphalt0.23 km5.48.28.9#110616807Asphalt0.44 km5.38.29.0#110893954Asphalt0.46 km5.38.28.9#110893937Asphalt0.32 km5.38.29.0#110893962Asphalt0.28 km5.38.18.8#110893944Asphalt0.65 km5.38.18.8#110893951Asphalt0.38 km5.38.18.8#110893953Asphalt0.41 km5.28.08.7#110893958Asphalt0.52 km5.28.08.7#110893935Asphalt0.37 km5.28.08.7#110893952Asphalt0.44 km5.17.88.6#110942778Asphalt0.38 km5.17.88.6#112164228Asphalt0.15 km5.17.88.6#110893957Asphalt0.38 km5.17.88.5#110893947Asphalt0.63 km5.17.78.6#110893927Asphalt0.16 km5.17.78.5#110893928Asphalt0.38 km5.07.78.5#110893945Asphalt0.50 km5.07.78.6#111188094Asphalt0.41 km5.07.78.5#110942783Asphalt0.57 km5.07.78.5#110942779Asphalt0.45 km4.97.58.3#111607681Asphalt0.22 km4.97.58.4#111188082Asphalt0.24 km4.97.58.3#110893938Asphalt0.44 km4.97.48.3#111188083Asphalt0.22 km4.97.48.2#110893948Asphalt0.06 km4.87.38.3#110942782Asphalt0.41 km4.87.38.2#111188095Asphalt0.33 km4.87.38.3#111188093Asphalt0.36 km4.87.38.3#110616804Asphalt0.37 km4.87.38.2#111188087Asphalt0.53 km4.87.28.1#110893926Asphalt0.20 km4.77.18.2#110893940Asphalt0.08 km4.77.18.2#110893946Asphalt0.37 km4.66.97.9#111188092Asphalt0.29 km4.66.98.0#110942787Asphalt0.06 km4.66.88.0#111188088Asphalt0.12 km4.56.77.8#111188089Asphalt0.55 km4.46.57.4#111188085Asphalt0.52 km4.46.57.6#111188090Asphalt0.05 km4.36.47.7#111188096Asphalt0.40 km4.36.37.4#111188086Asphalt0.02 km4.26.27.5#110893932Concrete0.07 km4.05.97.1#110893931Concrete0.05 km3.96.07.3#110894164Concrete0.04 km3.85.76.8#110894166Concrete0.02 km3.85.76.8#110891013Concrete0.05 km3.75.76.8#110894165Concrete0.04 km3.75.46.3#110894162Concrete0.03 km3.75.46.3#111188091Concrete0.02 km3.65.36.1#111188084Concrete0.02 km3.65.36.1#110942774Concrete0.06 km3.65.46.4#110942773Concrete0.08 km3.55.36.1#110894163Wood0.03 km3.35.26.0#110893933Concrete0.04 km2.53.84.7#110891018Unpaved0.33 km2.46.04.0#111188113Unpaved0.35 km2.46.04.0#111188112Unpaved0.65 km2.46.04.0#111188109Unpaved0.33 km2.46.04.0#110894092Unpaved0.20 km2.45.64.0#111188108Unpaved0.65 km2.46.04.0#111188107Unpaved0.37 km2.45.24.0#111188105Unpaved0.15 km2.44.34.0#112068474Unpaved0.30 km2.46.04.0#110894179Unpaved0.41 km2.46.04.0#110894177Unpaved0.43 km2.46.04.0#110894176Unpaved0.38 km2.46.04.0#110894174Unpaved0.39 km2.46.04.0#110894172Unpaved0.39 km2.46.04.0#111188116Unpaved0.39 km2.45.94.0#111188110Unpaved0.33 km2.46.04.0#110894180Unpaved0.41 km2.46.04.0#110891015Unpaved0.61 km2.46.04.0#110891016Unpaved0.65 km2.46.04.0#110891017Unpaved0.36 km2.46.04.0#110894175Unpaved0.38 km2.46.04.0#110894178Unpaved0.50 km2.46.04.0#111188115Unpaved0.50 km2.46.04.0#111188101Unpaved0.02 km2.44.94.0#111188103Unpaved0.01 km2.43.84.0#110894158Unpaved0.37 km2.46.04.0#111188106Unpaved0.15 km2.44.44.0#111188117Unpaved0.07 km2.44.24.0#111188111Unpaved0.49 km2.46.04.0#110894090Unpaved0.43 km2.46.04.0#110894091Unpaved0.46 km2.46.04.0#110894093Unpaved0.64 km2.46.04.0#110894094Unpaved0.65 km2.46.04.0#110894095Unpaved0.50 km2.46.04.0#110894096Unpaved0.28 km2.46.04.0#110894156Unpaved0.37 km2.46.04.0#110894157Unpaved0.36 km2.46.04.0#112068450Unpaved0.02 km2.45.34.0#110894159Unpaved0.36 km2.46.04.0#110894160Unpaved0.39 km2.46.04.0#110894161Unpaved0.42 km2.46.04.0#111188102Unpaved0.28 km2.46.04.0#110894167Unpaved0.63 km2.46.04.0#110894168Unpaved0.44 km2.46.04.0#110894169Unpaved0.13 km2.45.54.0#110894170Unpaved0.37 km2.46.04.0#110894171Unpaved0.39 km2.46.04.0#110894173Unpaved0.65 km2.46.04.0#111188104Unpaved0.03 km2.33.84.0#111188118Unpaved0.04 km2.23.74.0#111188114Dirt0.02 km2.03.23.3
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/allyn-river-road-nswRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Allyn%20River%20Road&state=NSWSearch roads by name

Councils & Government

This road is part of NSW'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 Allyn River Road?+

Allyn River Road is approximately 42 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Allyn River Road sealed?+

Yes. Allyn River Road is fully sealed for its entire length.

Is Allyn River Road good for motorcycles?+

It rates well. Allyn River Road scores 6.1/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Allyn River Road in a caravan?+

With care. Allyn River Road scores 4.8/10 for caravans. Some sections may be tight or rough for a heavy tow.

Is Allyn River Road good for an EV?+

Yes. Allyn River Road scores 7.3/10 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 Allyn River Road?+

Contour has identified 126 grey spots on Allyn River 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: 21 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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