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About RaceIndexOur methodologyData coverageCyclingTriathlon
  • Marathon
  • 42.2 km
  • Jackson
  • Event weekend starts
  • Past event

Run the Rainbow for Children's Marathon

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.

Modelled energy-cost change 0.9% versus flat · net elevation 0 m

View verified GPS mapOfficial event website ↗
Plan my trainingPlan my paceData current as of

Decision summary

Run the Rainbow for Children's Marathon at a glance

Route ascent
407 m

Lower than 41% of comparable mapped races

Typical conditions
68/100

Historical race-date favourability, not a forecast

Evidence depth
29 verified facts

Stored GPS route

Quick answers

What runners ask first

Run the Rainbow for Children's Marathon route map

raceindex.org has a GPS course file for Run the Rainbow for Children's Marathon, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

How hilly is the Run the Rainbow for Children's Marathon?

The Run the Rainbow for Children's Marathon route has 407 m of ascent, 407 m of descent and an estimated 0.9% grade-adjusted pace penalty versus a flat route.

Where does the Run the Rainbow for Children's Marathon route go?

The Run the Rainbow for Children's Marathon route starts at and finish at Hal & Mal's, 200 Commerce Street, in downtown Jackson, Mississippi. Race-day start time 6:30 a.m. CDT and finishes at All routes finish at Hal & Mal's in downtown Jackson, site of the St. Paddy's after-party. Underfoot, expect paved city streets through downtown Jackson and surrounding neighborhoods. It passes Hal & Mal's, downtown Jackson, Belhaven, Eastover and University of Mississippi Medical Center campus.

What should runners know on race day for the Run the Rainbow for Children's Marathon?

Live music at the St. Paddy's after-party at Hal & Mal's included with registration. Paddy's after-party at Hal & Mal's with live music.

Race character

Scenery

  • City
  • Waterfront
  • Historic
  • Desert

Atmosphere

  • Charity
  • Community

Terrain

  • Road
  • Beach
Elevation character
Rolling
Technicality
Non Technical

Entry, logistics and records

Records and field

Field size
Online registration for the 2026 edition closed Thursday, March 19, 2026 at 6 p.m.; registration handled via Race Roster. Distances offered: 5K (run/walk), 10K, Half Marathon, Marathon, 50K Ultra, plus a Kids Fun Run and virtual options. Field size not published.

Entry requirements

Entry status
Past event: The listed edition date has passed.

Race day logistics

Medal
Every walker and runner receives a finisher medal featuring artwork drawn by a Children's of Mississippi patient ambassador.
Finisher tee
Race T-shirt included with registration (guaranteed shirt for those registered by March 2, 2026).
On-course music
Live music at the St. Paddy's after-party at Hal & Mal's included with registration.

Access and course status

Start
Start and finish at Hal & Mal's, 200 Commerce Street, in downtown Jackson, Mississippi. Race-day start time 6:30 a.m. CDT.
Finish
All routes finish at Hal & Mal's in downtown Jackson, site of the St. Paddy's after-party.

Course facts

Surface
Paved city streets through downtown Jackson and surrounding neighborhoods.
Landmarks
Hal & Mal's, downtown Jackson, Belhaven, Eastover, University of Mississippi Medical Center campus, Kathy and Joe Sanderson Tower at Children's of Mississippi
Notable features
  • All finishers receive a Run the Rainbow medal featuring artwork drawn by one of the hospital's patient ambassadors. Registration includes a race T-shirt, a drink ticket and admission to a St. Paddy's after-party at Hal & Mal's with live music. A 'Not a Runner, Look Like a Runner' option lets supporters buy the T-shirt without racing
  • The 5K begins and ends at Hal & Mal's in downtown Jackson
  • the longer 10K, Half Marathon, Marathon and 50K routes wind through downtown Jackson and the historic Belhaven and Eastover neighborhoods and onto the University of Mississippi Medical Center campus, passing the Kathy and Joe Sanderson Tower at Children's of Mississippi

How hilly is the Run the Rainbow for Children's Marathon?

18%61%19%
  • Steep descent 2%
  • Descent 18%
  • Flat 61%
  • Climb 19%
  • Steep climb 1%
Total ascent
407 m
Net elevation
+0 m
GAP factor
0.9%
Longest climb
730 m at 3.3%
Gradient mix and ascent are derived from the course geometry under our published normalisation, not taken from organiser marketing.

What are typical race-day conditions?

  • 16°CTypical temperature
  • 19 kphTypical wind
  • 4 mmTypical rainfall
  • 68Favourability /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.

More race details

Is the Run the Rainbow for Children's Marathon flat?

Its normalised GAP factor is 0.9% slower than a flat course, with about 407 m of total ascent.

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 →

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