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About RaceIndexOur methodologyData coverageCyclingTriathlon

seasonal distance guide

Spring Marathons

Spring marathon guide with source-backed race dates, mapped-route counts, elevation profiles, cost signals and route evidence where available.

Spring Marathons coverage

144Dated race pages86Mapped routes51Elevation profiles60%Map coverage

Spring Marathons by UK region

Spring marathon race, route-map and elevation-profile coverage by UK region
RegionRace pagesMapped routesElevation profiles
South East433

Spring Marathons by location

Spring marathon race, route-map and elevation-profile coverage by source-backed event region
LocationRace pagesMapped routesElevation profiles
California732
Italy666
Germany663
Spain543
Ohio444
Austria442
Netherlands440
Hungary433
Washington421
France411
Tennessee410
Finland322
Poland321
Massachusetts311
Michigan311
North Carolina311

Dated race pages

All Spring races →

Spring Marathons questions

What spring marathons are included?

This guide includes 144 marathon race pages whose latest source-backed race date falls in Spring. Smaller date-distance groups are not published as standalone pages until they clear the coverage threshold.

Which spring marathons have route maps?

86 spring marathons currently have stored route geometry. Route traces appear only when stored geometry exists.

How are featured spring marathons ordered?

Featured races are ordered by race date first, then by available evidence such as route geometry, elevation profiles, route metrics, cost data and race-character tags.