Hwy 20 Hwy 20 to 29 Index Hwy 29   

Click on any King's Highway route marker sign from the menu below to see a detailed history and a link to a route map of that highway, showing historical re-routings and realignments. Most of the route maps are still under development and will be posted later. For all other Ontario Highways, please return to the Main Highway List. Enjoy!


Photo at Right: Single lane concrete pavement on Hwy 26 east of Stayner (1933)
(Photo courtesy of Ontario Ministry of Transportation  -  © Queen's Printer for Ontario, 1933)

List of Ontario King's Highways Numbered 20 through 29:

Hwy 20
The King's Highway 20:

Thorold to Niagara Falls

1930-Present
Hwy 24A
The King's Highway 24A:

Paris to Waterloo-Brant Boundary

1930-1997

Hwy 20A
The King's Highway 20A:

Stoney Creek (Windermere Cut-Off)

1932-1952
Hwy 24B
The King's Highway 24B:

Orangeville Business Route

1970-1972

Hwy 20A
The King's Highway 20A:

Hamilton (Upper Mountain Highway)

1932-1937
Hwy 24T
The King's Highway 24T:

Highway 24 to Waterford

1966-1968

Hwy 20A
The King's Highway 20A:

Bismarck to Highway 3A

1930-1937
Hwy 25
The King's Highway 25:

Oakville to Highway 89

1927-1998

Hwy 21
The King's Highway 21:

Highway 402 to Owen Sound

1927-Present
Hwy 26
The King's Highway 26:

Owen Sound to Barrie

1927-Present

Hwy 21A
The King's Highway 21A:

Highway 7 & 21 to Port Franks

1934-1938
Hwy 27
The King's Highway 27:

Toronto to Highway 93

1927-1998

Hwy 22
The King's Highway 22:

Highway 7 & 79 to London

1927-1998
Hwy 28
The King's Highway 28:

Highway 7 to Denbigh

1928-Present

Hwy 22A
The King's Highway 22A:

Watford to Highway 22

1950s
Hwy 28A
The King's Highway 28A:

Youngs Point Alternate Route

1954-1956

Hwy 23
The King's Highway 23:

Elginfield to Harriston

1927-Present
Hwy 28B
The King's Highway 28B:

Peterborough Business Route

1959-1964

Hwy 24
The King's Highway 24:

Simcoe to Cambridge

1927-Present
Hwy 29
The King's Highway 29:

Brockville to Smiths Falls

1927-1998



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List of Ontario's King's Highways



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