Johnston Drive

WAResidential road0.7 km2 segments

7.3Sports

0.7 kmTotal length

2Segments

2Grey spot segments

Johnston Drive is a 1 km sealed residential street in Western Australia, Australia. It scores 7.3/10 for sports cars with highly technical corners and excellent surface. It also rates well for EVs and motorcycles and caravans.

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Vehicle scores

7.3/10

SPTSportsSealed roads, curviness, mountain passes

7.3/10

MOTMotoTight bends, switchbacks, technical roads

7.3/10

EVEVSmooth surface, sealed roads, range-friendly

6.0/10

4WD4WDGravel access, off-road suitability

7.1/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 2 segments

Good (6-8)100%

Sports score IQR: 7.3 - 7.3

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

9.6

Median curviness. Higher scores mean more bends per kilometre.

Speed

4.0

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

Road classResidential road

3.0

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

Traffic

7.0

Estimated traffic density. Lower traffic = higher score.

Elevation

5.5

Elevation change per kilometre. More climbing = higher score.

Crash history

Aggregated across all 2 segments

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.

Segments

Top 2 segments by sports score

IDSurfaceLengthSportsMotoEV

#98660884Asphalt0.37 km7.37.37.4 #98660885Asphalt0.33 km7.37.37.2

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/johnston-drive-waRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Johnston%20Drive&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 Johnston Drive?+

Johnston Drive is approximately 1 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.

Is Johnston Drive sealed?+

Yes. Johnston Drive is fully sealed for its entire length.

Is Johnston Drive good for motorcycles?+

It rates well. Johnston Drive scores 7.3/10 for motorcycles, with enough character to be worth the trip for most riders.

Can I drive Johnston Drive in a caravan?+

Yes. Johnston Drive scores 7.1/10 for caravans, making it a reasonable choice for towing. Watch for changes in surface and any steep gradients.

Is Johnston Drive good for an EV?+

Yes. Johnston Drive 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 Johnston Drive?+

Contour has identified 2 grey spots on Johnston Drive - 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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