Sumner Circuit
Sumner Circuit is a 1 km sealed residential street in New South Wales, Australia. It scores 8.3/10 for EVs with highly technical corners and excellent surface. It also rates well for motorcycles and sports cars and 4WDs.
7-day forecast
Sports score IQR: 6.6 - 8.1
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.
/api/v1/roads/sumner-circuit-nswRoad aggregate - scores, stats, risk profile, activity, segment list/api/v1/roads/search?q=Sumner%20Circuit&state=NSWSearch roads by nameCouncils & 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 →How long is Sumner Circuit?+
Sumner Circuit is approximately 1 km long. At typical touring speeds, expect around 1 hour of driving end to end, excluding stops.
Is Sumner Circuit sealed?+
Yes. Sumner Circuit is fully sealed for its entire length.
Is Sumner Circuit good for motorcycles?+
Yes. Sumner Circuit scores 8.2/10 for motorcycles, placing it among the stronger rides in the region. Corners, surface and elevation all contribute to the rating.
Can I drive Sumner Circuit in a caravan?+
Not recommended. Sumner Circuit scores 3.0/10 for caravans due to geometry, surface or gradient. Consider an alternative route if towing.
Is Sumner Circuit good for an EV?+
Yes. Sumner Circuit scores 8.3/10 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 Sumner Circuit?+
Contour has identified 3 grey spots on Sumner Circuit - sections where the road geometry does not match the posted speed limit. Take extra care in wet or low-visibility conditions.
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.