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kolb to ost

📍
7402, East Broadway Boulevard, Palo Verde Park, Tucson, Pima County, Arizona, 85710, United States
Cat. 4Flag this climb

Estimated Climb Time

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Climb Profile

Altitude builds left to right while colour shows gradient severity for each part of kolb to ost.

815 m855 m900 m940 m-0.6% from 0 m to 66 m-0.6% from 66 m to 134 m-1.2% from 134 m to 168 m-1.5% from 168 m to 235 m-0.4% from 235 m to 288 m0.6% from 288 m to 350 m0.4% from 350 m to 400 m4.0% from 400 m to 420 m2.0% from 420 m to 451 m0.3% from 451 m to 514 m-0.9% from 514 m to 578 m-1.2% from 578 m to 644 m-0.3% from 644 m to 711 m-0.7% from 711 m to 767 m-0.9% from 767 m to 836 m-0.3% from 836 m to 905 m-0.3% from 905 m to 976 m0.3% from 976 m to 1.0 km0.5% from 1.0 km to 1.1 km1.1% from 1.1 km to 1.1 km5.9% from 1.1 km to 1.2 km7.3% from 1.2 km to 1.2 km5.0% from 1.2 km to 1.2 km5.5% from 1.2 km to 1.2 km6.1% from 1.2 km to 1.2 km7.9% from 1.2 km to 1.3 km11.0% from 1.3 km to 1.3 km4.2% from 1.3 km to 1.3 km6.2% from 1.3 km to 1.3 km5.2% from 1.3 km to 1.3 km5.1% from 1.3 km to 1.4 km4.0% from 1.4 km to 1.4 km3.0% from 1.4 km to 1.4 km3.3% from 1.4 km to 1.5 km0.0% from 1.5 km to 1.5 km-1.2% from 1.5 km to 1.6 km-0.9% from 1.6 km to 1.6 km-2.2% from 1.6 km to 1.7 km-0.3% from 1.7 km to 1.7 km0.0% from 1.7 km to 1.8 km1.5% from 1.8 km to 1.8 km2.2% from 1.8 km to 1.8 km1.0% from 1.8 km to 1.9 km2.4% from 1.9 km to 1.9 km4.0% from 1.9 km to 2.0 km1.7% from 2.0 km to 2.0 km0.3% from 2.0 km to 2.1 km-0.3% from 2.1 km to 2.1 km-0.6% from 2.1 km to 2.2 km-0.3% from 2.2 km to 2.3 km2.0% from 2.3 km to 2.3 km2.3% from 2.3 km to 2.4 km1.0% from 2.4 km to 2.4 km0.4% from 2.4 km to 2.5 km1.6% from 2.5 km to 2.5 km0.7% from 2.5 km to 2.5 km0.9% from 2.5 km to 2.6 km0.0% from 2.6 km to 2.6 km1.9% from 2.6 km to 2.6 km7.1% from 2.6 km to 2.6 km1.6% from 2.6 km to 2.7 km0.0% from 2.7 km to 2.7 km0.7% from 2.7 km to 2.8 km0.3% from 2.8 km to 2.8 km0.3% from 2.8 km to 2.9 km0.8% from 2.9 km to 2.9 km1.0% from 2.9 km to 3.0 km1.8% from 3.0 km to 3.0 km1.6% from 3.0 km to 3.0 km1.1% from 3.0 km to 3.1 km0.0% from 3.1 km to 3.1 km0.6% from 3.1 km to 3.1 km0.0% from 3.1 km to 3.1 km0.9% from 3.1 km to 3.2 km1.7% from 3.2 km to 3.2 km1.6% from 3.2 km to 3.3 km3.3% from 3.3 km to 3.3 km5.0% from 3.3 km to 3.3 km2.1% from 3.3 km to 3.4 km3.0% from 3.4 km to 3.4 km1.5% from 3.4 km to 3.5 km0.0% from 3.5 km to 3.5 km1.8% from 3.5 km to 3.6 km1.5% from 3.6 km to 3.6 km0.5% from 3.6 km to 3.7 km1.6% from 3.7 km to 3.7 km3.3% from 3.7 km to 3.8 km1.7% from 3.8 km to 3.8 km0.0% from 3.8 km to 3.8 km0.4% from 3.8 km to 3.9 km2.2% from 3.9 km to 3.9 km4.9% from 3.9 km to 4.0 km2.4% from 4.0 km to 4.0 km1.5% from 4.0 km to 4.1 km0.0% from 4.1 km to 4.1 km0.0% from 4.1 km to 4.2 km-0.3% from 4.2 km to 4.2 km0.9% from 4.2 km to 4.3 km1.4% from 4.3 km to 4.3 km1.6% from 4.3 km to 4.4 km2.6% from 4.4 km to 4.4 km2.6% from 4.4 km to 4.5 km1.3% from 4.5 km to 4.5 km0.9% from 4.5 km to 4.5 km1.2% from 4.5 km to 4.6 km2.9% from 4.6 km to 4.6 km3.7% from 4.6 km to 4.7 km3.0% from 4.7 km to 4.7 km3.7% from 4.7 km to 4.7 km2.7% from 4.7 km to 4.7 km2.5% from 4.7 km to 4.8 km0.9% from 4.8 km to 4.8 km1.3% from 4.8 km to 4.9 km0.3% from 4.9 km to 4.9 km2.5% from 4.9 km to 4.9 km0.6% from 4.9 km to 5.0 km1.1% from 5.0 km to 5.0 km2.9% from 5.0 km to 5.0 km2.9% from 5.0 km to 5.0 km2.0% from 5.0 km to 5.1 km1.4% from 5.1 km to 5.1 km0.0% from 5.1 km to 5.1 km0.5% from 5.1 km to 5.1 km0.0% from 5.1 km to 5.2 km-2.0% from 5.2 km to 5.2 km-2.9% from 5.2 km to 5.2 km-0.9% from 5.2 km to 5.2 km-1.8% from 5.2 km to 5.2 km0.0% from 5.2 km to 5.3 km1.3% from 5.3 km to 5.3 km12.3% from 5.3 km to 5.3 km4.2% from 5.3 km to 5.4 km4.3% from 5.4 km to 5.4 km2.7% from 5.4 km to 5.4 km2.9% from 5.4 km to 5.5 km3.1% from 5.5 km to 5.5 km4.7% from 5.5 km to 5.5 km5.3% from 5.5 km to 5.5 km3.1% from 5.5 km to 5.5 km1.7% from 5.5 km to 5.6 km0.9% from 5.6 km to 5.6 km0.3% from 5.6 km to 5.7 km0.0% from 5.7 km to 5.7 km0.0% from 5.7 km to 5.8 km0.0% from 5.8 km to 5.8 km1.2% from 5.8 km to 5.9 km0.6% from 5.9 km to 5.9 km0.0% from 5.9 km to 6.0 km0.0% from 6.0 km to 6.0 km0.0% from 6.0 km to 6.1 km0.6% from 6.1 km to 6.2 km2.6% from 6.2 km to 6.2 km2.7% from 6.2 km to 6.2 km3.4% from 6.2 km to 6.3 km3.4% from 6.3 km to 6.3 km2.8% from 6.3 km to 6.3 km1.4% from 6.3 km to 6.3 km2.6% from 6.3 km to 6.4 km1.8% from 6.4 km to 6.4 km1.5% from 6.4 km to 6.5 km2.8% from 6.5 km to 6.5 km2.7% from 6.5 km to 6.5 km2.7% from 6.5 km to 6.5 km1.9% from 6.5 km to 6.6 km6.6% from 6.6 km to 6.6 km11.7% from 6.6 km to 6.6 km5.4% from 6.6 km to 6.7 km3.5% from 6.7 km to 6.7 km0.3% from 6.7 km to 6.8 km1.2% from 6.8 km to 6.8 km1.2% from 6.8 km to 6.9 km0.4% from 6.9 km to 6.9 km-0.3% from 6.9 km to 7.0 km-1.4% from 7.0 km to 7.0 km-0.5% from 7.0 km to 7.0 km-0.5% from 7.0 km to 7.1 km0.0% from 7.1 km to 7.1 km2.3% from 7.1 km to 7.1 km5.6% from 7.1 km to 7.2 km4.0% from 7.2 km to 7.2 km2.2% from 7.2 km to 7.3 km2.5% from 7.3 km to 7.3 km2.5% from 7.3 km to 7.3 km1.3% from 7.3 km to 7.4 km1.6% from 7.4 km to 7.4 km3.3% from 7.4 km to 7.4 km2.7% from 7.4 km to 7.5 km0.6% from 7.5 km to 7.5 km0.3% from 7.5 km to 7.6 km0.0% from 7.6 km to 7.6 km0.0% from 7.6 km to 7.7 km1.2% from 7.7 km to 7.7 km1.5% from 7.7 km to 7.7 km0.5% from 7.7 km to 7.8 km0.0% from 7.8 km to 7.8 km0.0% from 7.8 km to 7.9 km1.5% from 7.9 km to 8.0 km2.2% from 8.0 km to 8.0 km3.4% from 8.0 km to 8.0 km2.8% from 8.0 km to 8.1 km5.7% from 8.1 km to 8.1 km3.5% from 8.1 km to 8.1 km3.4% from 8.1 km to 8.1 km2.9% from 8.1 km to 8.2 km2.2% from 8.2 km to 8.2 km1.5% from 8.2 km to 8.3 km1.3% from 8.3 km to 8.3 km1.3% from 8.3 km to 8.3 km0.6% from 8.3 km to 8.4 km0.8% from 8.4 km to 8.4 km1.5% from 8.4 km to 8.5 km0.8% from 8.5 km to 8.5 km0.3% from 8.5 km to 8.6 km0.7% from 8.6 km to 8.6 km0.9% from 8.6 km to 8.7 km2.1% from 8.7 km to 8.7 km6.1% from 8.7 km to 8.7 km5.3% from 8.7 km to 8.8 km4.2% from 8.8 km to 8.8 km1.6% from 8.8 km to 8.8 km0.0% from 8.8 km to 8.9 km-0.4% from 8.9 km to 9.0 km0.0% from 9.0 km to 9.0 km1.3% from 9.0 km to 9.0 km5.4% from 9.0 km to 9.1 km2.4% from 9.1 km to 9.1 km4.4% from 9.1 km to 9.1 km1%1%1%1%2%0 m2 km4 km6 km8 km
Gradient key0-3%3-6%6-9%9-12%12-15%15%+

Climb Stats

Combined metric and imperial stats for quick route planning.

Climb categoryCategory 4
Distance9.12 km / 5.67 miles
Elevation gain116 m / 381 ft
Average gradient1.3%
Maximum gradient7.5%
Elevation high935.8 m / 3,070 ft
Elevation low816.6 m / 2,679 ft
Climb difficulty score11,586.21

Similar Climbs Nearby

If you like the shape of this climb, these nearby options have a similar distance, gradient, and elevation profile.

Tip: rotate your phone to landscape and swipe the table sideways to reveal the full set of climb details.

ClimbLengthGradientAscent
JD: 10K Out TT (Last 30mph sign to Mailboxes near Pistol Hill)
Tucson, Pima County
10.18 km1.4%146 m
le buzz to mile 0 (late start)
Tucson, Pima County
6.94 km1.3%88 m
Mission Rd to JW Marriott Resort (Starr Pass Rd) Tucson, AZ
Tucson, Pima County
7.05 km1.5%105 m
Broadway/Craycroft to OST/Houghton
Tucson, Pima County
10.73 km0.9%110 m
Tanque Verde - Soldier Trail TT
Tucson, Pima County
7.25 km1.1%80 m

Climb Rank

How does this climb compare against every other climb in the world?

🗺

This climb ranks 474,589th out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 36,300th most difficult cycling climb of all 337,250 climbs in United States.

📉

Places 1,030th out of 8,953 cycling climbs in Arizona.

⚖

Ranks 175th out of 1,691 cycling climbs in Pima County.

⚖

Ranking 40th out of 607 cycling climbs in Tucson.

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