StatathonStatathon
Marathon PredictorFAQ
Login

Statathon

Marathon comparison and prediction tools for runners, powered by data science.

Tools

  • Compare Marathons
  • Compare Half Marathons
  • Marathon Predictor
  • Search Marathons

Explore

  • All Races
  • Easiest Marathons
  • Hardest Marathons
  • Flattest Marathons
  • How Difficulty Works
  • FAQ
  • Login

© 2026 Statathon

Powered by Strava

  1. Home
  2. /
  3. Half Marathons
  4. /
  5. United States of America
  6. /
  7. Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk
Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk

Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk

Flagstaff, United States of America · Sunday 8 August 2027

Official WebsiteRoadHalf Marathon

On August 8th, join Flagstaff s oldest race, and the 2nd oldest half marathon in Arizona sponsored by Kinney Construction Services ! This year we are hosting our 49th annual race on our challenging and breathtakingly beautiful course. All half marathon participants will get a commemorative finisher s medal similar to last year s popular design. Both 5k or half participants will receive a $34 Sweatvac Hi-Tech colorful long-sleeved shirt, free digital race photos, and admission to the FREE August 7th Fratelli s pre-race pizza party located in their Party Room directly behind their 4th Street restaurant (2120 N Fourth Street). Kid s Dash participants will get a medal. See photos and the last year s race! The Big Brothers Big Sisters of Flagstaff Half Marathon and 5K are walker-friendly events! Those who would like to take their time on our beautiful but challenging half-marathon course, there is a 6 AM start. While you will receive a chip time and finisher s medal, you will not be eligible for age division awards. Our beautiful course starts at Thorpe Park and climbs the steep urban trail onto Observatory Mesa (where astronomers discovered Pluto) and follows dirt roads on with spectacular views of the San Francisco Peaks. Elevations range between 6957 ft at the start, to 7731 ft near the 7.5 mile mark! Most of the climbing is done over the first 1.25 miles, so pace yourself. If you are from lower elevations, heed the race director s advice and power walk!!!! You will easily make up the time over the rest of the course! The 5K is also on Observatory Mesa. ALL proceeds benefit BBBSF Mentoring Programs that create and support one-to-one mentoring relationships that ignite the power and promise of youth. The race is also part of the 22nd annual soon to be announced Flagstaff Running Series value package of five of Flagstaff s most iconic foot races.

Difficulty Calculator

h
:
m
:
s

Adjusted Time

1:47:09

Moderate Difficulty

Time difference: +2.2 minutes compared to a flat, road, temperate course.

Course Details

Elevation Gain0m
Elevation High0m
Elevation Low0m

Weather Forecast

High32°C
Low18°C
Chance of Rain19%

How hard is Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk?

We don't yet have verified elevation data for this course, so we can't rate its difficulty against other half marathons. Our data pipeline backfills course elevation continuously - check back soon.

Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk 2027 Course Analysis

Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk is a half marathon held in Flagstaff, United States of America. It is scheduled for Sunday 8 August 2027. The course is run on road surface with 0m of total climbing, with its high point near 0m above sea level. For registration and full race details, visit the official Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk website.

Elevation Profile

This is a very flat course, with only 0m of total climbing and little change in altitude throughout. Flat profiles let you hold an even pace from start to finish, which makes this a fast, PB-friendly race.

Expected Race Day Weather

Based on historical weather data for August, the expected race day conditions are as follows. Hot conditions are expected, with temperatures between 18°C and 32°C. Heat is one of the biggest performance factors in distance running - for every degree above 15°C, finish times can slow by roughly 1-2%. Extra hydration and a conservative start are strongly recommended. There is a low chance of rain (19%), so dry conditions are likely.

Surface Type: Road

Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.

Looking for an easier marathon or a tougher challenge? You can also compare Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk against other half marathons to find the right race for your goals.

Other Half Marathons in United States of America

Santa Barbara Wine Country Half Marathon

Solvang, United States of America

Road240m gainSept 2026

Garden Spot Village Half Marathon

New Holland, United States of America

Road198m gainSept 2026

United States Air Force Half Marathon

Wright-Patterson AFB, United States of America

Road89m gainSept 2026

Wicked Half Marathon

Salem, United States of America

Road128m gainSept 2026

Equinox Half Marathon

Fairbanks, United States of America

Trail76m gainSept 2026

Bellingham Bay Half Marathon

Bellingham, United States of America

Road114m gainSept 2026
View all half marathons in United States of America→