Only metrics available for at least one side are shown. A ✓ marks the better value for each metric (higher-is-better aware). Scores are out of 100 when available. Ascent, climbing density, max absolute grade and median finish describe course or field context and are not marked as better or worse.
Same-distance comparisons are most meaningful; cross-distance metrics are contextual.
Race facts that change the decision
Race facts comparison
Fact
Williams Route 66 Marathon Half Marathon
Williams Route 66 Marathon
Race date
2026-11-21
2026-11-21
Location
Tulsa, Oklahoma
Tulsa, Oklahoma
Actual distance
21.1 km
42.2 km
RaceIndex mapped route held
Not held
Not held
RaceIndex elevation profile held
Not held
Not held
Course type
Unavailable
Loop
Surface
Unavailable
Road/pavement
Elevation character
Unavailable
Rolling
Terrain
Unavailable
Road
Scenery
City, Historic, Riverside, Parkland
Riverside, City, Historic, Parkland
Atmosphere
Big City, Community, Destination
Big City, Community, Destination
Technicality
Unavailable
Non Technical
Total ascent
Unavailable
250 m
Total descent
Unavailable
255 m
Net elevation
Unavailable
-5 m
Cutoff
7:30:00
7:30:00
Latest finishers
Unavailable
818
Entry model
Open
Open
Qualifying status
Unavailable
Boston_equivalent
Race date
Williams Route 66 Marathon Half Marathon
2026-11-21
Williams Route 66 Marathon
2026-11-21
Location
Williams Route 66 Marathon Half Marathon
Tulsa, Oklahoma
Williams Route 66 Marathon
Tulsa, Oklahoma
Actual distance
Williams Route 66 Marathon Half Marathon
21.1 km
Williams Route 66 Marathon
42.2 km
RaceIndex mapped route held
Williams Route 66 Marathon Half Marathon
Not held
Williams Route 66 Marathon
Not held
RaceIndex elevation profile held
Williams Route 66 Marathon Half Marathon
Not held
Williams Route 66 Marathon
Not held
Course type
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
Loop
Surface
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
Road/pavement
Elevation character
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
Rolling
Terrain
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
Road
Scenery
Williams Route 66 Marathon Half Marathon
City, Historic, Riverside, Parkland
Williams Route 66 Marathon
Riverside, City, Historic, Parkland
Atmosphere
Williams Route 66 Marathon Half Marathon
Big City, Community, Destination
Williams Route 66 Marathon
Big City, Community, Destination
Technicality
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
Non Technical
Total ascent
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
250 m
Total descent
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
255 m
Net elevation
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
-5 m
Cutoff
Williams Route 66 Marathon Half Marathon
7:30:00
Williams Route 66 Marathon
7:30:00
Latest finishers
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
818
Entry model
Williams Route 66 Marathon Half Marathon
Open
Williams Route 66 Marathon
Open
Qualifying status
Williams Route 66 Marathon Half Marathon
Unavailable
Williams Route 66 Marathon
Boston_equivalent
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.
Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .