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MarathonHalf Marathon10KRegistration open

Tarrywile Half Marathon

Danbury, ConnecticutSteep Endurance
10K entry
$50
Aid stations
1
Days to register
23
Registersteependurance.com

At a glance

Date
Nov 15, 2026
Location
Danbury, Connecticut
Distances
Marathon, Half Marathon, 10K
Elevation gain
9,840 ft
Aid stations
1
Registration
Open until Nov 14, 2026, via ultrasignup.com

Listed from UltraSignup. Checked Oct 19, 2026.

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About this race

The Tarrywile Half Marathon is one of the toughest trail half marathons in the Northeast, featuring close to 3,000 feet of elevation gain and technical single-track terrain through Tarrywile Park in Danbury, CT. The event also offers a Marathon and 10K distance.

Key dates

Registration opens

Jan 1, 2026

Early Registration ends

May 31, 2026

(June 1 – Sept. 30) ends

Sep 30, 2026

Registration closes

Nov 14, 2026

23d

Race day

Nov 15, 2026

24d

Pricing

Marathon

(Oct. 1 – Race Day)

$95

Half Marathon

(Oct. 1 – Race Day)

$80

10K

(Oct. 1 – Race Day)

$50

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Registration openings and major changes, like a new date or a cancellation.

Aid stations

1

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Tune-up races

Straight-line distance

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Straight-line distance

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