Ontario Highway 427

Map of Ontario Highway 427 System

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King's Highway 427, also known as Highway 427 and colloquially as the four-twenty-seven, is an400-series highway in the Canadian province of Ontario that connects the Queen Elizabeth Way (QEW) and GardinernExpressway with York Regional Road 7, f...

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Ontario Highway 427 Statistics

Start Terminus
Queen Elizabeth Way/Gardiner

19.90 km/ 12.40 mi


End Terminus
Regional Road 7 – Vaughan

Ontario Highway 427 Exits

Highway ON-427 runs South to North with exit numbers starting at the southern most exit of each State/Province.

For exit details, click on green exit sign.

Highways List