Leach Highway

Leach Highway

Western Australia
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).