Ontario
10.2K cycling climbs
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10.2K
Total Climbs
By Category
Cat 371
Cat 4754
Uncat26
Altitude Range
Min37m
Max632m
Sub-regions11
Cities313
Large Cities31
Hardest Climbs
Highest difficulty score in this region
#1
Climb in Thunder Bay, Unorganized
1.9 km at 11.7%
↑ 214mCat 3UnpavedCanada
#2
Climb in Algoma, Unorganized, North Pa*
1.5 km at 12.8%
↑ 193mCat 3UnpavedCanada
#3
Scenic Caves Road (CR 119)
2.5 km at 9.7%
↑ 237mCat 3AsphaltCollingwood, Canada
#4
7A Sideroad from Collingwood
1.1 km at 14.2%
↑ 153mCat 4UnpavedCollingwood, Canada
Steepest Climbs
The steepest gradients in this region
#1
Highline Highway? from Sault Ste. Marie
520 m at 19.0%
↑ 97mCat 4Sault Ste. Marie, Canada
#2
Climb in Algoma, Unorganized, North Pa*
460 m at 18.8%
↑ 86mUncatUnpavedCanada
#3
Climb in Algoma, Unorganized, North Pa*
500 m at 16.6%
↑ 81mUncatUnpavedCanada
#4
Climb near Huntsville
430 m at 16.4%
↑ 70mUncatUnpavedHuntsville, Canada
Longest Climbs
Epic distances to challenge yourself
Major Cities
313 cities ·16.6M total population
Regions (11)
Northeast / Nord-est3.6K climbs Kingston--Pembroke1.6K climbs Muskoka--Kawarthas1.3K climbs Northwest / Nord-ouest997 climbs Kitchener--Waterloo--Barrie824 climbs Toronto818 climbs Stratford--Bruce Peninsula345 climbs Hamilton--Niagara Peninsula327 climbs Ottawa247 climbs London142 climbs Windsor--Sarnia5 climbs