HalfRuns
Mesa Falls Marathon

Mesa Falls Marathon

Mesa Falls Marathon offers a scenic point-to-point journey through Targhee National Forest to Ashton, Idaho.

Race Date

Jul 18, 2026

Location

Ashton, ID

Standout66

Quick facts

Date
Saturday, July 18, 2026
Location
Ashton, Idaho
Distance
Half marathon (13.1 mi) + 26.2 Miles, 6.2 Miles, 3.1 Miles, 1 Miles
Course
Point to Point
Terrain
Mixed
USATF certified
Not listed
Finishers on record
4,324

Highlights

Good For

Destination WorthyHidden Gem

Atmosphere

Local CommunityGreat SwagWell Organized

Course

Scenic RouteWell Marked

The Experience

The Mesa Falls Marathon and Half Marathon present a point-to-point race starting in the Targhee National Forest and concluding in Ashton, Idaho. This event, first run in 2005 and now in its 21st year, draws participants from approximately 27 states, with a median field size of around 218 finishers in recent years. The race is noted for its scenic beauty, with runners describing it as one of the most beautiful courses they've experienced.

The course offers a mix of terrain, including paved roads, gravel, and dirt trails, winding through forests and alongside rivers, with views of Mesa Falls. While described as having a net downhill profile with nearly 900 feet of descent, reviews also mention surprising rolling hills and a significant climb between miles 17 and 20. The atmosphere is characterized by a local community feel, with unique touches like potato-themed swag bags and luxury bus transport to the start.

Despite being a smaller event, the Mesa Falls Marathon is praised for its organization and the spectacular natural scenery. It's highlighted as a destination-worthy race, particularly for those looking to complete their 50 states challenge, offering a memorable experience in the heart of Idaho.

Race-provided description

The Mesa Falls Marathon and Half Marathon Races are point-to-point races that begin on Scenic Highway 47 in the Targhee National Forest and end in the city of Ashton, Idaho. All short races start and end at the North Fremont High School track. See registration details> *Not a Boston Qualifier

Logistics

Race Day

Saturday, July 18, 2026

Start Time

6:30 AM

Giveaway

T-Shirt

Start Location

3581 E 1300 Rd N, Ashton, ID, 83420

Directions

Course Info

Course Type

Point to Point

Terrain

mixed

Scenery

Forest, Rural

Surface

Dirt Trail, Paved

Difficulty

Rolling Hills

Net Drop/km

0 m (Flat)

Separation

0.0%

Also Offers

26.2 Miles6.2 Miles3.1 Miles1 Miles

Quality Score

Standout66
Methodology
Heritage20/20

21 years running

Size12/15

~218 finishers a year

Momentum5/5

growing or steady

Loyalty10/20

10% returning runners

Course & details8/15

5 timing sources · 8 photos

National draw8/10

runners from 27 states

Front-pack speed3/5

winner 1:18:55

Weather0/10

typical high 88°F

Race Day Weather

5-year historical avg

Start (Low)

57°

Afternoon (High)

88°

Hot conditions — adjust pace expectations, prioritize hydration

0.0"

Precipitation

12 mph

Wind

39%

Humidity

Historical Finish Times

How 4,324 finishers actually crossed the line across 21 years.

Most recent

2025

Total finishers

4,324

Median time

2:16:21

Latest turnout

284

States

48

10%
25%
75%
90%
1:10p50 median ≈ 2:104:50

Turnout by year

20182025

'18'19'20'21'22'23'24'25
See full results

Hover the histogram to inspect specific finish times.

Race Photos

Frequently asked

When is the Mesa Falls Marathon?

The Mesa Falls Marathon is held on Saturday, July 18, 2026, starting at 6:30 AM.

Where does the Mesa Falls Marathon take place?

It takes place in Ashton, Idaho.

What distances does the Mesa Falls Marathon offer?

The half marathon (13.1 miles), plus 26.2 Miles, 6.2 Miles, 3.1 Miles, 1 Miles.

Is the Mesa Falls Marathon course flat and good for a PR?

The Mesa Falls Marathon is a rolling hills, point to point course.

How many people run the Mesa Falls Marathon?

HalfRuns has finish records for 4,324 runners who have completed the Mesa Falls Marathon.

HalfRuns editorial — independent, no paid placement.

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