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.
Race facts that change the decision
Race facts comparison
Fact
Williams Route 66 Marathon
Oklahoma City Memorial Marathon
Race date
2026-11-21
2026-04-26
Location
Tulsa, Oklahoma
Oklahoma City, Oklahoma
Actual distance
42.2 km
42.2 km
RaceIndex mapped route held
Not held
Held
RaceIndex elevation profile held
Not held
Not held
Course type
Loop
Loop
Surface
Road/pavement
Unavailable
Elevation character
Rolling
Gently Rolling
Terrain
Road
Road
Scenery
Riverside, City, Historic, Parkland
City, Historic, Lakeside, Parkland
Atmosphere
Big City, Community, Destination
Big City, Charity, Community
Technicality
Non Technical
Non Technical
Total ascent
250 m
231 m
Total descent
255 m
237 m
Net elevation
-5 m
-6 m
Cutoff
7:30:00
6:30:00
Latest finishers
818
Unavailable
Entry model
Open
Open
Qualifying status
Boston_equivalent
Boston_equivalent
Race date
Williams Route 66 Marathon
2026-11-21
Oklahoma City Memorial Marathon
2026-04-26
Location
Williams Route 66 Marathon
Tulsa, Oklahoma
Oklahoma City Memorial Marathon
Oklahoma City, Oklahoma
Actual distance
Williams Route 66 Marathon
42.2 km
Oklahoma City Memorial Marathon
42.2 km
RaceIndex mapped route held
Williams Route 66 Marathon
Not held
Oklahoma City Memorial Marathon
Held
RaceIndex elevation profile held
Williams Route 66 Marathon
Not held
Oklahoma City Memorial Marathon
Not held
Course type
Williams Route 66 Marathon
Loop
Oklahoma City Memorial Marathon
Loop
Surface
Williams Route 66 Marathon
Road/pavement
Oklahoma City Memorial Marathon
Unavailable
Elevation character
Williams Route 66 Marathon
Rolling
Oklahoma City Memorial Marathon
Gently Rolling
Terrain
Williams Route 66 Marathon
Road
Oklahoma City Memorial Marathon
Road
Scenery
Williams Route 66 Marathon
Riverside, City, Historic, Parkland
Oklahoma City Memorial Marathon
City, Historic, Lakeside, Parkland
Atmosphere
Williams Route 66 Marathon
Big City, Community, Destination
Oklahoma City Memorial Marathon
Big City, Charity, Community
Technicality
Williams Route 66 Marathon
Non Technical
Oklahoma City Memorial Marathon
Non Technical
Total ascent
Williams Route 66 Marathon
250 m
Oklahoma City Memorial Marathon
231 m
Total descent
Williams Route 66 Marathon
255 m
Oklahoma City Memorial Marathon
237 m
Net elevation
Williams Route 66 Marathon
-5 m
Oklahoma City Memorial Marathon
-6 m
Cutoff
Williams Route 66 Marathon
7:30:00
Oklahoma City Memorial Marathon
6:30:00
Latest finishers
Williams Route 66 Marathon
818
Oklahoma City Memorial Marathon
Unavailable
Entry model
Williams Route 66 Marathon
Open
Oklahoma City Memorial Marathon
Open
Qualifying status
Williams Route 66 Marathon
Boston_equivalent
Oklahoma City Memorial 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 .