Parking Information

Parking at the start is strained. Please read the parking information here.

50 Kilos Maps

A map of the complete route can be found here.

Map 1   Map 2   Map 3   Map 4   Map 5   Map 6   Map 7

50 Kilos GPX File

A GPX file for the 50 Kilos route can be found here.

50 Miles Maps

You must use the 50 Kilos maps for the first 25 miles and last 3 miles.

Map 1   Maps 2 and 10   Maps 3 and 9   Maps 4 and 8   Maps 5 and 7   Map 6   Map 11

50 Miles GPX File

A GPX file for the 50 Miles route can be found here.

You can view the 50 Miles GPX route on mapmyrun here.

Safety and Public Relations

Please read about safety and our public relations considerations here.

Shoes For Runners

The Haight Ashbury Ultra Society proudly supports the Shoes For Runners program. Find out more here .


History
The origin of this crazy run is described here.

Results of the run were published in Ultrarunning magazine in 1985 and 1990. If you have a digital subscription to Ultrarunning Magazine, you can see the results for 1985 here. Or you can view a lower quality screen shot here.

Results from Ultrarunner magazine for 1990 are below.


Various other records of the run can be found on run100s.com