Leach Highway

Leach Highway Western Australia
Leach Highway in Melville
General information
Type	Highway
Length	23 km (14 mi)
Route number(s)	State Route 7 (all sections) National Route 1 (Kwinana Freeway – Stock Road)
Major junctions
East end	Airport Drive, Perth Airport
	Tonkin Highway (State Route 4) Orrong Road (State Route 8) Albany Highway (State Route 30) Manning Road (State Route 26) High Road (State Route 27) Kwinana Freeway (State Route 2) Stock Road (National Route 1)
West end	High Street (State Route 7), Palmyra
Location(s)
Major suburbs	Welshpool, Wilson, Rossmoyne, Winthrop, Melville
Highway system
Highways in Australia National Highway • Freeways in Australia Highways in Western Australia
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Leach Highway is a 23-kilometre (14 mi) east-west arterial highway in the southern suburbs of Perth, Western Australia, primarily linking Kewdale and Perth Airport with the city of Fremantle.

It is allocated State Route 7 and is a dual carriageway for its entire length. Leach Highway varies in width between four and six lanes, with speed limits of 70 and 80 km/h (43 and 50 mph).