DeBary 50K, Marathon, Half, 10K & 5K – MileBuilt Gemini Springs Labor Day 4-Day Challenge

United States flag DeBary, Florida, United States

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DeBary 50K, Marathon, Half, 10K & 5K – MileBuilt Gemini Springs Labor Day 4-Day Challenge runsignup.com
Date 03 Sep – 06 Sep, 2027
Races 20 distances
Entry fee $35.00 – $85.00
Runner rating Be the first to rate
DeBary 50K, Marathon, Half, 10K & 5K – MileBuilt Gemini Springs Labor Day 4-Day Challenge

About the event

THE COURSE
The Gemini Springs Labor Day 4-Day Challenge runs on the Spring-to-Spring Trail / Pat Northey Pathway in DeBary, FL, on September 3–6, 2027. An out-and-back on an accessible, measured trail. Palm hammock, live oak, and cypress. Every repeat brings you back to the O.K. Corral for aid and to begin another out-and-back. It gets familiar real quick. That is the point.

DISTANCES AND START TIMES
7:00 AM — 50K and Marathon
7:10 AM — Half Marathon
8:00 AM — 10K and 5K
Available distances: 50K · Marathon · Half Marathon · 10K · 5K

WHAT YOU GET. WHAT YOU DON'T.
No shirts. No race bags. No expo. No chip timing. Nothing in a bag at the finish.
A measured course. A clock. A finish that gets recorded. And a reason to come back tomorrow.
Every finisher earns the Daily Finisher Medallion. Run all four days on a Streak and you earn the Tier Patch.

RACE DAY CUTOFF
4:00 PM. This applies to the full race day — not per distance. Runners still on course after the cutoff will be directed off course.

PARKING
To reach the O.K. Corral parking lot, turn left into the main entrance of Gemini Springs Park from Dirksen Drive. Follow the main park road, and when the road splits, stay to the left. This lane guides you directly into the West Parking Lot, which sits adjacent to the dog park and the O.K. Corral pavilion.

CAMPING
Primitive tent camping only — ten sites inside Gemini Springs Park, each with a fire ring, picnic table, and groomed tent pad. No RVs. Reserved directly through Volusia County (386-736-5953), not through race registration, and sites are limited.

AID STATION
This is a cupless event. Carry your own fluids — handheld bottle, vest, or waist pack. MileBuilt provides water, an electrolyte drink, and basic snacks at the O.K. Corral. Do not rely on the aid station as your complete nutrition plan, especially for longer distances or multi-day participation.

BIB PICKUP
Available on race day beginning one hour before your scheduled start time — honor system, no ID required. A friend may pick up on your behalf. No bib transfers.

FINISH
Not chip timed. When you finish: cross the line, strike the GONG, then complete the Clock Out at the MileBuilt Time Clock. Official finish times are recorded at the MileBuilt Time Clock and verified by the Race Director before results are posted. Every runner must complete the Clock Out process to receive an official finish record.

One day is a full race. Four days is a Streak.

Races offered

03Sep

Gemini Springs 50K - Day 1

Running

Distance
50K
Start time
07:00
Entry fee
$85.00
03Sep

Gemini Springs Marathon - Day 1

Running

Distance
42.2K
Start time
07:00
Entry fee
$70.00
03Sep

Gemini Springs Half Mar - Day 1

Running

Distance
21.1K
Start time
07:10
Entry fee
$60.00
03Sep

Gemini Springs 10K - Day 1

Running

Distance
10K
Start time
08:00
Entry fee
$45.00
03Sep

Gemini Springs 5K - Day 1

Running

Distance
5K
Start time
08:00
Entry fee
$35.00
04Sep

Gemini Springs 50K - Day 2

Running

Distance
50K
Start time
07:00
Entry fee
$85.00
04Sep

Gemini Springs Marathon - Day 2

Running

Distance
42.2K
Start time
07:00
Entry fee
$70.00
04Sep

Gemini Springs Half Mar - Day 2

Running

Distance
21.1K
Start time
07:10
Entry fee
$60.00
04Sep

Gemini Springs 10K - Day 2

Running

Distance
10K
Start time
08:00
Entry fee
$45.00
04Sep

Gemini Springs 5K - Day 2

Running

Distance
5K
Start time
08:00
Entry fee
$35.00
05Sep

Gemini Springs 50K - Day 3

Running

Distance
50K
Start time
07:00
Entry fee
$85.00
05Sep

Gemini Springs Marathon - Day 3

Running

Distance
42.2K
Start time
07:00
Entry fee
$70.00
05Sep

Gemini Springs Half Mar - Day 3

Running

Distance
21.1K
Start time
07:10
Entry fee
$60.00
05Sep

Gemini Springs 10K - Day 3

Running

Distance
10K
Start time
08:00
Entry fee
$45.00
05Sep

Gemini Springs 5K - Day 3

Running

Distance
5K
Start time
08:00
Entry fee
$35.00
06Sep

Gemini Springs 50K - Day 4

Running

Distance
50K
Start time
07:00
Entry fee
$85.00
06Sep

Gemini Springs Marathon - Day 4

Running

Distance
42.2K
Start time
07:00
Entry fee
$70.00
06Sep

Gemini Springs Half Mar - Day 4

Running

Distance
21.1K
Start time
07:10
Entry fee
$60.00
06Sep

Gemini Springs 10K - Day 4

Running

Distance
10K
Start time
08:00
Entry fee
$45.00
06Sep

Gemini Springs 5K - Day 4

Running

Distance
5K
Start time
08:00
Entry fee
$35.00

Weather history

3-year monthly averages for September in DeBary.

Temperature22.5° / 30.7°
Feels like25.8° / 33.9°
Sunshine hours10h 4m
Rainfall8.0 mm
Snowfall—
Wind7.7 km/h (Light breeze)
Humidity83.9%
Max UV indexHigh (6.0)
Sweat lossVery high
Course conditionsHard and dry surface
Sunrise07:10
Sunset19:28

About DeBary

Learn more about the host city, DeBary.

Scenic view of

DeBary is a city in Volusia County, Florida, United States, on the eastern shore of the St. Johns River near Lake Monroe. As of the 2020 census, DeBary had a population of 22,260. It is part of the Deltona–Daytona Beach–Ormond Beach, FL metropolitan statistical area, which was home to 553,284 people in 2019.

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