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Broadway to Flagstaff Amphitheater Turnoff

📍
Environmental Center of The Rockies, 2260, Baseline Road, Central Boulder - University Hill, Boulder, Boulder County, Colorado, 80305, United States
Cat. 2Flag 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 Broadway to Flagstaff Amphitheater Turnoff.

1630 m1765 m1905 m2040 m0.5% from 0 m to 21 m3.3% from 21 m to 79 m3.1% from 79 m to 130 m2.9% from 130 m to 196 m2.7% from 196 m to 252 m4.3% from 252 m to 303 m3.3% from 303 m to 327 m3.8% from 327 m to 369 m4.7% from 369 m to 418 m4.6% from 418 m to 472 m6.4% from 472 m to 522 m5.7% from 522 m to 572 m6.3% from 572 m to 622 m4.2% from 622 m to 662 m6.5% from 662 m to 716 m7.5% from 716 m to 721 m5.3% from 721 m to 763 m7.4% from 763 m to 803 m7.3% from 803 m to 849 m6.3% from 849 m to 894 m7.9% from 894 m to 938 m6.2% from 938 m to 964 m6.9% from 964 m to 1.0 km5.6% from 1.0 km to 1.1 km5.0% from 1.1 km to 1.1 km4.3% from 1.1 km to 1.2 km4.1% from 1.2 km to 1.2 km4.7% from 1.2 km to 1.2 km5.4% from 1.2 km to 1.3 km6.0% from 1.3 km to 1.3 km5.9% from 1.3 km to 1.3 km2.7% from 1.3 km to 1.4 km1.9% from 1.4 km to 1.5 km2.2% from 1.5 km to 1.5 km3.0% from 1.5 km to 1.5 km1.5% from 1.5 km to 1.6 km2.3% from 1.6 km to 1.6 km4.2% from 1.6 km to 1.7 km5.2% from 1.7 km to 1.7 km2.7% from 1.7 km to 1.8 km2.9% from 1.8 km to 1.9 km2.9% from 1.9 km to 1.9 km1.6% from 1.9 km to 2.0 km1.2% from 2.0 km to 2.1 km2.6% from 2.1 km to 2.1 km5.8% from 2.1 km to 2.1 km6.2% from 2.1 km to 2.2 km7.2% from 2.2 km to 2.2 km4.4% from 2.2 km to 2.3 km4.5% from 2.3 km to 2.3 km2.6% from 2.3 km to 2.3 km1.4% from 2.3 km to 2.3 km0.0% from 2.3 km to 2.3 km0.5% from 2.3 km to 2.4 km4.3% from 2.4 km to 2.4 km6.6% from 2.4 km to 2.4 km10.3% from 2.4 km to 2.5 km9.9% from 2.5 km to 2.5 km9.5% from 2.5 km to 2.5 km10.2% from 2.5 km to 2.5 km8.6% from 2.5 km to 2.5 km10.3% from 2.5 km to 2.6 km11.4% from 2.6 km to 2.6 km12.2% from 2.6 km to 2.6 km9.4% from 2.6 km to 2.6 km10.7% from 2.6 km to 2.7 km9.4% from 2.7 km to 2.7 km9.5% from 2.7 km to 2.7 km9.6% from 2.7 km to 2.7 km8.3% from 2.7 km to 2.8 km8.0% from 2.8 km to 2.8 km3.3% from 2.8 km to 2.8 km6.4% from 2.8 km to 2.8 km8.4% from 2.8 km to 2.9 km10.0% from 2.9 km to 2.9 km11.0% from 2.9 km to 2.9 km8.0% from 2.9 km to 2.9 km10.1% from 2.9 km to 3.0 km10.6% from 3.0 km to 3.0 km8.2% from 3.0 km to 3.0 km9.0% from 3.0 km to 3.0 km11.6% from 3.0 km to 3.0 km9.8% from 3.0 km to 3.1 km9.7% from 3.1 km to 3.1 km9.6% from 3.1 km to 3.1 km9.7% from 3.1 km to 3.1 km7.9% from 3.1 km to 3.2 km8.5% from 3.2 km to 3.2 km8.1% from 3.2 km to 3.2 km9.4% from 3.2 km to 3.3 km10.4% from 3.3 km to 3.3 km8.7% from 3.3 km to 3.3 km10.1% from 3.3 km to 3.3 km9.7% from 3.3 km to 3.4 km8.1% from 3.4 km to 3.4 km7.0% from 3.4 km to 3.4 km6.7% from 3.4 km to 3.5 km5.8% from 3.5 km to 3.5 km6.1% from 3.5 km to 3.5 km7.0% from 3.5 km to 3.6 km6.8% from 3.6 km to 3.6 km5.6% from 3.6 km to 3.6 km4.2% from 3.6 km to 3.6 km6.4% from 3.6 km to 3.7 km6.5% from 3.7 km to 3.7 km4.2% from 3.7 km to 3.7 km7.7% from 3.7 km to 3.7 km6.7% from 3.7 km to 3.7 km6.4% from 3.7 km to 3.8 km5.2% from 3.8 km to 3.8 km5.6% from 3.8 km to 3.8 km5.5% from 3.8 km to 3.8 km6.0% from 3.8 km to 3.9 km6.8% from 3.9 km to 3.9 km6.0% from 3.9 km to 3.9 km5.8% from 3.9 km to 4.0 km6.0% from 4.0 km to 4.0 km5.9% from 4.0 km to 4.0 km6.7% from 4.0 km to 4.1 km7.8% from 4.1 km to 4.1 km8.0% from 4.1 km to 4.1 km16.2% from 4.1 km to 4.1 km11.1% from 4.1 km to 4.1 km13.2% from 4.1 km to 4.1 km4.2% from 4.1 km to 4.2 km4.2% from 4.2 km to 4.2 km4.2% from 4.2 km to 4.2 km5.3% from 4.2 km to 4.2 km5.8% from 4.2 km to 4.2 km6.9% from 4.2 km to 4.2 km5.8% from 4.2 km to 4.3 km6.0% from 4.3 km to 4.3 km6.2% from 4.3 km to 4.3 km6.1% from 4.3 km to 4.3 km7.9% from 4.3 km to 4.4 km5.1% from 4.4 km to 4.4 km0.3% from 4.4 km to 4.4 km0.7% from 4.4 km to 4.5 km4.0% from 4.5 km to 4.5 km23.5% from 4.5 km to 4.5 km4.7% from 4.5 km to 4.5 km11.6% from 4.5 km to 4.5 km4.4% from 4.5 km to 4.6 km4.3% from 4.6 km to 4.6 km5.5% from 4.6 km to 4.6 km7.4% from 4.6 km to 4.6 km5.8% from 4.6 km to 4.6 km4.4% from 4.6 km to 4.7 km5.4% from 4.7 km to 4.7 km8.9% from 4.7 km to 4.7 km8.3% from 4.7 km to 4.8 km11.2% from 4.8 km to 4.8 km9.3% from 4.8 km to 4.8 km3.1% from 4.8 km to 4.8 km2.7% from 4.8 km to 4.8 km2.8% from 4.8 km to 4.9 km5.0% from 4.9 km to 4.9 km3.4% from 4.9 km to 4.9 km4.8% from 4.9 km to 4.9 km7.1% from 4.9 km to 5.0 km6.3% from 5.0 km to 5.0 km7.5% from 5.0 km to 5.0 km6.2% from 5.0 km to 5.0 km7.6% from 5.0 km to 5.0 km8.2% from 5.0 km to 5.1 km6.0% from 5.1 km to 5.1 km4.1% from 5.1 km to 5.1 km5.8% from 5.1 km to 5.2 km6.0% from 5.2 km to 5.2 km7.5% from 5.2 km to 5.2 km8.7% from 5.2 km to 5.3 km9.2% from 5.3 km to 5.3 km14.1% from 5.3 km to 5.3 km6.0% from 5.3 km to 5.3 km5.6% from 5.3 km to 5.4 km7.3% from 5.4 km to 5.4 km8.1% from 5.4 km to 5.4 km5.9% from 5.4 km to 5.5 km4.3% from 5.5 km to 5.5 km3.8% from 5.5 km to 5.5 km6.3% from 5.5 km to 5.5 km6.6% from 5.5 km to 5.6 km4.6% from 5.6 km to 5.6 km9.4% from 5.6 km to 5.6 km6.7% from 5.6 km to 5.6 km7.6% from 5.6 km to 5.7 km8.8% from 5.7 km to 5.7 km7.8% from 5.7 km to 5.7 km9.8% from 5.7 km to 5.7 km6.6% from 5.7 km to 5.7 km6.8% from 5.7 km to 5.7 km3.7% from 5.7 km to 5.8 km3.8% from 5.8 km to 5.8 km4.7% from 5.8 km to 5.8 km6.1% from 5.8 km to 5.9 km3.8% from 5.9 km to 5.9 km6.4% from 5.9 km to 5.9 km7.8% from 5.9 km to 5.9 km7.8% from 5.9 km to 6.0 km9.0% from 6.0 km to 6.0 km9.5% from 6.0 km to 6.0 km8.4% from 6.0 km to 6.1 km6.9% from 6.1 km to 6.1 km6.2% from 6.1 km to 6.1 km6.9% from 6.1 km to 6.2 km4.2% from 6.2 km to 6.2 km4.3% from 6.2 km to 6.2 km2.9% from 6.2 km to 6.2 km1.6% from 6.2 km to 6.2 km2.3% from 6.2 km to 6.3 km3.8% from 6.3 km to 6.3 km5.1% from 6.3 km to 6.3 km5.4% from 6.3 km to 6.4 km5.8% from 6.4 km to 6.4 km3.5% from 6.4 km to 6.4 km1.9% from 6.4 km to 6.4 km0.6% from 6.4 km to 6.5 km1.1% from 6.5 km to 6.5 km2.9% from 6.5 km to 6.5 km4.9% from 6.5 km to 6.6 km6.2% from 6.6 km to 6.7 km7.4% from 6.7 km to 6.7 km10.4% from 6.7 km to 6.7 km8.3% from 6.7 km to 6.7 km9.3% from 6.7 km to 6.8 km12.3% from 6.8 km to 6.8 km8.6% from 6.8 km to 6.8 km11.7% from 6.8 km to 6.8 km10.1% from 6.8 km to 6.8 km9.7% from 6.8 km to 6.9 km8.1% from 6.9 km to 6.9 km5%4%7%7%6%7%6%0 m1 km2 km3 km4 km5 km6 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 2
Distance6.89 km / 4.28 miles
Elevation gain404.6 m / 1,327 ft
Average gradient5.9%
Maximum gradient11.8%
Elevation high2,036 m / 6,680 ft
Elevation low1,631.4 m / 5,352 ft
Climb difficulty score40,653.36

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
Flag from Broadway
Boulder, Boulder County
6.79 km5.8%395 m
SIS 4.2
Boulder, Boulder County
7.08 km5.9%417 m
Broadway to Top of Lee Hill
Boulder, Boulder County
7.04 km6%422 m
Flagstaff
Boulder, Boulder County
6.53 km5.9%386 m
6th to Summit Road
Boulder, Boulder County
6.9 km6.3%436 m

Climb Rank

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

🗺

This climb ranks 62,250th out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 3,943rd most difficult cycling climb of all 337,250 climbs in United States.

📉

Places 625th out of 13,296 cycling climbs in Colorado.

⚖

Ranks 147th out of 1,886 cycling climbs in Boulder County.

⚖

Ranking 68th out of 694 cycling climbs in Boulder.

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