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