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Old Yanchep Road

WATertiary road22.9 km57 segments
6.5Sports
22.9 kmTotal length
57Segments
58Grey spot segments
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Old Yanchep Road is a 23 km sealed tertiary route in Western Australia, Australia. It scores 7.9/10 for caravans with straight corners and excellent surface.

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Vehicle scores
6.5/10
SPTSportsSealed roads, curviness, mountain passes
6.1/10
MOTMotoTight bends, switchbacks, technical roads
6.7/10
EVEVSmooth surface, sealed roads, range-friendly
5.1/10
4WD4WDGravel access, off-road suitability
7.9/10
VANCaravanSmooth sealed, gentle grades, no steep passes
Segment quality distribution
Sports score - 57 segments
Excellent (8+)28%Good (6-8)67%Poor (<4)5%

Sports score IQR: 6.3 - 8.2

Surface
Surface coverage
Sealed100%
Score breakdown
Median component scores across all segments
Surface
10.0
Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.
Curviness
0.0
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
4.0
Elevation change per kilometre. More climbing = higher score.
Crash history
Aggregated across all 57 segments· 5 years of data
58
Grey spots

Crash record linkage not yet available for WA. 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

0%

Night crashes

Crashes that occurred after dark

0%

Based on 5 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
7.8/10 safety score - higher is safer
Wet road exposure38%
Night driving risk51%
Wind exposure49%
Sun glare risk64%
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 58 segments by sports score
IDSurfaceLengthSportsMotoEV
#98605319Paved0.35 km9.09.08.9#98605339Paved0.39 km9.08.98.9#98605325Paved0.36 km8.98.98.8#98605320Paved0.50 km8.88.88.6#98605328Paved0.65 km8.78.68.6#98605323Paved0.23 km8.58.48.6#98605365Paved0.44 km8.58.48.5#98605358Paved0.43 km8.58.48.3#98605349Paved0.46 km8.58.48.4#98605369Paved0.44 km8.48.38.4#98605360Paved0.26 km8.48.38.3#98605324Paved0.40 km8.48.38.4#98605361Paved0.16 km8.38.28.4#98605335Paved0.57 km8.38.28.3#98605332Paved0.50 km8.28.18.1#98605354Paved0.50 km8.18.07.9#98605341Paved0.50 km7.97.77.9#98605346Paved0.50 km7.57.27.4#98605368Paved0.47 km7.57.27.5#98605326Paved0.43 km7.47.17.6#98605356Paved0.55 km7.37.07.2#98605322Paved0.40 km7.16.87.2#98605364Paved0.55 km6.86.67.2#98605373Paved0.04 km6.86.57.2#98605330Paved0.50 km6.76.47.1#98605327Paved0.40 km6.66.36.8#98605359Paved0.48 km6.56.16.7#98605367Paved0.57 km6.56.16.7#98605343Paved0.55 km6.56.16.7#98605340Paved0.50 km6.56.16.7#98605334Paved0.45 km6.56.16.7#98605329Paved0.16 km6.56.16.7#98605338Paved0.47 km6.56.16.7#98605321Paved0.36 km6.56.16.7#98605336Paved0.54 km6.56.16.7#98605363Paved0.05 km6.56.16.7#98605371Paved0.50 km6.56.16.7#98605357Paved0.34 km6.46.16.5#98605372Paved0.50 km6.36.06.6#98605348Paved0.56 km6.36.06.4#98605350Paved0.50 km6.36.06.4#98605331Paved0.50 km6.36.06.4#98605333Paved0.58 km6.36.06.4#98605337Paved0.51 km6.36.06.4#98605344Paved0.50 km6.36.06.4#98605345Paved0.50 km6.36.06.4#98605347Paved0.50 km6.36.06.4#98605352Paved0.50 km6.36.06.4#98605353Paved0.50 km6.36.06.4#98605355Paved0.21 km6.36.06.4#98605362Paved0.01 km6.36.06.4#98605366Paved0.01 km6.36.06.4#98605370Paved0.01 km6.36.06.4#98605342Paved0.50 km6.36.06.4#98605351Paved0.50 km6.36.06.4#99734712Asphalt0.05 km3.95.86.9#99527781Asphalt0.07 km3.85.76.9#99734710Asphalt0.02 km3.45.05.9
API reference
Road aggregate data via the Contour API
GET/api/v1/roads/old-yanchep-road-waRoad aggregate - scores, stats, risk profile, activity, segment list
GET/api/v1/roads/search?q=Old%20Yanchep%20Road&state=WASearch roads by name

Councils & Government

This road is part of WA'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 Yanchep Road?+

Old Yanchep Road is approximately 23 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Old Yanchep Road sealed?+

Yes. Old Yanchep Road is fully sealed for its entire length.

Is Old Yanchep Road good for motorcycles?+

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

Can I drive Old Yanchep Road in a caravan?+

Yes. Old Yanchep Road scores 7.9/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

Is Old Yanchep Road good for an EV?+

Yes. Old Yanchep Road scores 6.7/10 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 Old Yanchep Road?+

Contour has identified 58 grey spots on Old Yanchep 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: 22 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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