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Flagstaff

📍
1831, Baseline Road, Central Boulder - University Hill, Boulder, Boulder County, Colorado, 80302, 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 Flagstaff.

1670 m1800 m1935 m2065 m5.6% from 0 m to 52 m6.1% from 52 m to 104 m5.4% from 104 m to 167 m6.4% from 167 m to 219 m6.4% from 219 m to 253 m6.3% from 253 m to 275 m5.7% from 275 m to 312 m10.8% from 312 m to 324 m6.2% from 324 m to 365 m6.5% from 365 m to 409 m7.8% from 409 m to 449 m6.5% from 449 m to 489 m5.7% from 489 m to 533 m5.9% from 533 m to 570 m5.5% from 570 m to 612 m4.1% from 612 m to 651 m3.4% from 651 m to 692 m5.8% from 692 m to 736 m6.4% from 736 m to 778 m5.0% from 778 m to 818 m4.1% from 818 m to 859 m2.9% from 859 m to 911 m2.6% from 911 m to 964 m1.2% from 964 m to 999 m1.7% from 999 m to 1.1 km1.8% from 1.1 km to 1.1 km3.7% from 1.1 km to 1.2 km4.6% from 1.2 km to 1.2 km4.8% from 1.2 km to 1.3 km2.1% from 1.3 km to 1.3 km3.8% from 1.3 km to 1.4 km1.4% from 1.4 km to 1.4 km3.3% from 1.4 km to 1.5 km-0.2% from 1.5 km to 1.5 km2.2% from 1.5 km to 1.6 km2.9% from 1.6 km to 1.6 km5.6% from 1.6 km to 1.7 km6.6% from 1.7 km to 1.7 km3.2% from 1.7 km to 1.7 km7.8% from 1.7 km to 1.7 km4.5% from 1.7 km to 1.8 km2.3% from 1.8 km to 1.8 km1.0% from 1.8 km to 1.8 km0.0% from 1.8 km to 1.8 km3.8% from 1.8 km to 1.8 km0.0% from 1.8 km to 1.8 km3.1% from 1.8 km to 1.9 km5.0% from 1.9 km to 1.9 km8.3% from 1.9 km to 2.0 km8.4% from 2.0 km to 2.0 km11.4% from 2.0 km to 2.0 km9.4% from 2.0 km to 2.0 km10.4% from 2.0 km to 2.1 km9.5% from 2.1 km to 2.1 km11.3% from 2.1 km to 2.1 km9.7% from 2.1 km to 2.1 km10.2% from 2.1 km to 2.1 km9.7% from 2.1 km to 2.2 km11.3% from 2.2 km to 2.2 km8.8% from 2.2 km to 2.2 km7.4% from 2.2 km to 2.3 km10.1% from 2.3 km to 2.3 km4.7% from 2.3 km to 2.3 km4.4% from 2.3 km to 2.4 km8.7% from 2.4 km to 2.4 km13.5% from 2.4 km to 2.4 km9.2% from 2.4 km to 2.4 km9.6% from 2.4 km to 2.5 km10.8% from 2.5 km to 2.5 km9.0% from 2.5 km to 2.5 km10.1% from 2.5 km to 2.5 km9.1% from 2.5 km to 2.5 km10.5% from 2.5 km to 2.6 km10.8% from 2.6 km to 2.6 km9.7% from 2.6 km to 2.6 km9.8% from 2.6 km to 2.6 km8.1% from 2.6 km to 2.7 km9.7% from 2.7 km to 2.7 km7.6% from 2.7 km to 2.7 km8.3% from 2.7 km to 2.8 km10.1% from 2.8 km to 2.8 km10.9% from 2.8 km to 2.8 km5.7% from 2.8 km to 2.8 km11.4% from 2.8 km to 2.8 km9.3% from 2.8 km to 2.9 km9.2% from 2.9 km to 2.9 km8.5% from 2.9 km to 2.9 km6.3% from 2.9 km to 3.0 km5.2% from 3.0 km to 3.0 km5.4% from 3.0 km to 3.0 km6.1% from 3.0 km to 3.1 km6.7% from 3.1 km to 3.1 km5.2% from 3.1 km to 3.1 km5.8% from 3.1 km to 3.2 km6.4% from 3.2 km to 3.2 km5.5% from 3.2 km to 3.2 km6.6% from 3.2 km to 3.2 km7.8% from 3.2 km to 3.3 km5.0% from 3.3 km to 3.3 km7.2% from 3.3 km to 3.3 km5.3% from 3.3 km to 3.4 km7.2% from 3.4 km to 3.4 km6.0% from 3.4 km to 3.4 km5.4% from 3.4 km to 3.4 km4.7% from 3.4 km to 3.5 km4.8% from 3.5 km to 3.5 km8.8% from 3.5 km to 3.6 km7.2% from 3.6 km to 3.6 km3.4% from 3.6 km to 3.6 km8.0% from 3.6 km to 3.6 km14.4% from 3.6 km to 3.7 km14.1% from 3.7 km to 3.7 km0.0% from 3.7 km to 3.7 km5.0% from 3.7 km to 3.7 km4.6% from 3.7 km to 3.7 km4.7% from 3.7 km to 3.7 km5.4% from 3.7 km to 3.8 km5.9% from 3.8 km to 3.8 km6.8% from 3.8 km to 3.8 km7.3% from 3.8 km to 3.9 km5.3% from 3.9 km to 3.9 km7.2% from 3.9 km to 3.9 km-1.6% from 3.9 km to 3.9 km0.3% from 3.9 km to 4.0 km2.5% from 4.0 km to 4.0 km4.1% from 4.0 km to 4.0 km7.6% from 4.0 km to 4.0 km7.4% from 4.0 km to 4.0 km3.0% from 4.0 km to 4.0 km5.0% from 4.0 km to 4.1 km2.1% from 4.1 km to 4.1 km6.7% from 4.1 km to 4.1 km7.8% from 4.1 km to 4.2 km6.7% from 4.2 km to 4.2 km5.8% from 4.2 km to 4.2 km4.5% from 4.2 km to 4.2 km5.9% from 4.2 km to 4.3 km0.0% from 4.3 km to 4.3 km9.9% from 4.3 km to 4.3 km11.6% from 4.3 km to 4.3 km7.3% from 4.3 km to 4.3 km9.1% from 4.3 km to 4.3 km2.5% from 4.3 km to 4.4 km4.5% from 4.4 km to 4.4 km2.5% from 4.4 km to 4.4 km4.7% from 4.4 km to 4.4 km4.6% from 4.4 km to 4.5 km7.0% from 4.5 km to 4.5 km4.2% from 4.5 km to 4.5 km6.8% from 4.5 km to 4.6 km8.1% from 4.6 km to 4.6 km8.1% from 4.6 km to 4.6 km5.5% from 4.6 km to 4.7 km6.6% from 4.7 km to 4.7 km6.8% from 4.7 km to 4.7 km5.7% from 4.7 km to 4.7 km7.8% from 4.7 km to 4.8 km7.4% from 4.8 km to 4.8 km7.9% from 4.8 km to 4.8 km11.5% from 4.8 km to 4.8 km12.2% from 4.8 km to 4.9 km6.0% from 4.9 km to 4.9 km5.6% from 4.9 km to 4.9 km7.1% from 4.9 km to 5.0 km9.3% from 5.0 km to 5.0 km6.2% from 5.0 km to 5.0 km5.0% from 5.0 km to 5.0 km4.6% from 5.0 km to 5.0 km5.1% from 5.0 km to 5.1 km5.3% from 5.1 km to 5.1 km5.5% from 5.1 km to 5.1 km13.5% from 5.1 km to 5.2 km6.6% from 5.2 km to 5.2 km8.6% from 5.2 km to 5.2 km7.1% from 5.2 km to 5.2 km11.2% from 5.2 km to 5.2 km10.7% from 5.2 km to 5.3 km5.0% from 5.3 km to 5.3 km4.5% from 5.3 km to 5.3 km3.8% from 5.3 km to 5.3 km4.6% from 5.3 km to 5.4 km5.1% from 5.4 km to 5.4 km5.5% from 5.4 km to 5.4 km6.7% from 5.4 km to 5.4 km6.1% from 5.4 km to 5.5 km13.4% from 5.5 km to 5.5 km9.3% from 5.5 km to 5.5 km7.7% from 5.5 km to 5.5 km10.2% from 5.5 km to 5.6 km8.8% from 5.6 km to 5.6 km8.4% from 5.6 km to 5.6 km6.5% from 5.6 km to 5.7 km6.0% from 5.7 km to 5.7 km6.3% from 5.7 km to 5.7 km8.0% from 5.7 km to 5.7 km1.0% from 5.7 km to 5.8 km2.2% from 5.8 km to 5.8 km0.0% from 5.8 km to 5.8 km4.9% from 5.8 km to 5.9 km5.6% from 5.9 km to 5.9 km4.8% from 5.9 km to 6.0 km4.5% from 6.0 km to 6.0 km1.7% from 6.0 km to 6.0 km0.8% from 6.0 km to 6.0 km2.7% from 6.0 km to 6.0 km3.4% from 6.0 km to 6.1 km3.4% from 6.1 km to 6.1 km5.4% from 6.1 km to 6.2 km5.9% from 6.2 km to 6.2 km7.9% from 6.2 km to 6.3 km13.3% from 6.3 km to 6.3 km8.4% from 6.3 km to 6.3 km10.4% from 6.3 km to 6.3 km12.5% from 6.3 km to 6.4 km8.3% from 6.4 km to 6.4 km10.2% from 6.4 km to 6.4 km12.5% from 6.4 km to 6.4 km10.5% from 6.4 km to 6.4 km9.3% from 6.4 km to 6.4 km7.6% from 6.4 km to 6.5 km11.4% from 6.5 km to 6.5 km0.9% from 6.5 km to 6.5 km5.2% from 6.5 km to 6.5 km13.6% from 6.5 km to 6.5 km8.1% from 6.5 km to 6.5 km4.7% from 6.5 km to 6.5 km-5.9% from 6.5 km to 6.5 km5%4%9%6%6%6%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
Distance6.53 km / 4.06 miles
Elevation gain385.78 m / 1,266 ft
Average gradient5.9%
Maximum gradient10.6%
Elevation high2,063.15 m / 6,769 ft
Elevation low1,674.44 m / 5,494 ft
Climb difficulty score38,814.81

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
Broadway to Flagstaff summit rd
Boulder, Boulder County
6.62 km5.6%373 m
Broadway to Flagstaff Amphitheater Turnoff
Boulder, Boulder County
6.89 km5.9%405 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

Climb Rank

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

🗺

This climb ranks 69,202nd out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 4,407th most difficult cycling climb of all 337,250 climbs in United States.

📉

Places 682nd out of 13,296 cycling climbs in Colorado.

⚖

Ranks 157th out of 1,886 cycling climbs in Boulder County.

⚖

Ranking 72nd out of 694 cycling climbs in Boulder.

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