Skip to content
kliva.run
Blood Rock 100
UltraUnited StatesAlabama

Blood Rock 1002026

05.12 – 06.12.2026Birmingham (United States)Dates to be confirmed
Build your race plan →

Pacing, fueling and crew sheet for the course you pick

Official siteWrong info?

Start line in

 

3 courses · 50–161 km · up to 6’000 m D+

3 courses

  1. 50km

    1’900 m D+

    1’226 m D-

    avg 4%

    Blood Rock 50K

    06.12.

    UTMB Index 50K
    GPX

  2. 80km

    3’000 m D+

    2’739 m D-

    avg 4%

    Blood Rock 50 Mile

    06.12.

    UTMB Index 100K
    GPX

  3. 161km

    6’000 m D+

    avg 4%

    Blood Rock 100
    UTMB Index 100M

Course analysis

80 km3’000 m D+

110effort kmⓘ80 km on the map · feels like 110 km
D+
3’000 m
D−
2’739 m
Max alt.
390 m
Steepest
17%

Segments

Skip the map

Elevation profile: Blood Rock 50 Mile

178 m — 390 m

Feels like these

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on Blood Rock 100, in one roadbook.

Build your race plan →

The race

Alabama's premier mountain trail adventure challenging enough to be meaningful, beautiful enough to be unforgettable.

Where to stay

Find a place to stay near Birmingham for the race.

We may earn a commission if you book through this map, at no extra cost to you.

Spotted wrong info on this page? Tell us and we'll review it. Report it

← Back to calendar