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About RaceIndexOur methodologyData coverageCyclingTriathlon
  • Relay
  • 42.2 km
  • Columbia
  • Event weekend starts
  • Past event

Heart of America Marathon & Relay (Columbia) Relay

This race edition

Race date
Date not confirmed for this distance
Race timezone
Timezone not confirmed
Edition status
Status not confirmed

Entry options

2026 edition

Entry options are not yet confirmed for this edition. Check the organiser before making plans.

View verified GPS mapOfficial event website ↗
Data current as of

Decision summary

Heart of America Marathon & Relay (Columbia) Relay at a glance

Cut-off average pace
8:32/km

6:00:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.

Typical conditions
37/100

Historical race-date favourability, not a forecast

Evidence depth
17 verified facts

Stored GPS route

Quick answers

What runners ask first

Heart of America Marathon & Relay (Columbia) route map

raceindex.org has a GPS course file for Heart of America Marathon & Relay (Columbia), so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

Where does the Heart of America Marathon & Relay (Columbia) route go?

The setting includes countryside and riverside.

What should runners know on race day for the Heart of America Marathon & Relay (Columbia)?

No pacing or pacing bicycles permitted; non-sanctioned ride-alongs are not allowed.

Race character

Scenery

  • Countryside
  • Riverside
  • Historic
  • Parkland
  • Lakeside

Atmosphere

  • Community
  • Competitive

Entry, logistics and records

Records and field

Field size
Relay capped at 50 teams of 2-4 runners; legs are 3.8, 7.7, 6.9 and 7.8 miles.
Field cap
50

Entry requirements

Entry status
Past event: The listed edition date has passed.
Cut-off
6:00:00

Race day logistics

Pacers
No pacing or pacing bicycles permitted; non-sanctioned ride-alongs are not allowed.
Medal
Charity partner Mid-Missouri Fisher House since 2020; finish-line celebration with post-race snacks and water.
Finisher tee
Lightweight unisex long-sleeve quarter-zip shirt (white).

Course facts

Notable features
  • Run on the first Monday in September (Labor Day) and famed for its 'heat, hills and humidity'
  • low on frills with no race-day nutrition provided so runners must plan their own

What are typical race-day conditions?

  • 25°CTypical temperature
  • 16 kphTypical wind
  • 3 mmTypical rainfall
  • 37Favourability /100
Typical conditions for the race date and locality, warmer than the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.

How we calculated this

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 .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (2)

Read the full methodology →