100 mi100K50K25KRegistration open

Oil Creek 100 Trail Runs

Oct 10–11, 2026Titusville, Pennsylvania590 spots

Entry from: $100
Aid stations: 4
Days to go: 4

At a glance

Date: Oct 10–11, 2026
Location: Titusville, Pennsylvania
Distances: 100 mi, 100K, 50K, 25K
Elevation gain: 17,785 ft
Aid stations: 4, 2 with crew access
Registration: Registration open until Oct 9, 2026, via runsignup.com
Official site: oc100trailruns.org
Listed from: RunSignUp
Last checked: Oct 5, 2026

Plan this race for free

4 aid stations are already loaded. Add cutoffs, pacing and the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.

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About this race

4 concurrent races:

100 miles - 17,627' elev gain - 32 hour limit - 5 AM Saturday to 1 PM Sunday = 19:06 / mile

100K - 11,026' elev gain - 31 hour limit - 6 AM Saturday to 1 PM Sunday = 30:00 / mile

50K - 5,459' elev gain - 17 hour limit - 7 AM to midnight Saturday = 32:48 / mile

25k 7hour limit-9am to 4pm Saturday

50k, 100k, and 100mile will receive belt buckles for finishers awards. 25K will receive an award to be determined.

Start line target of approximately 100 participants in the 100K, 225 in the 50K, 150 in the 25k and 90 in the 100 miler

50K loop course on primarily the rugged single-track Gerard Hiking Trail of OCSP

Approx. over 2,000 reflective flags, signage and hundreds of orange soccer cones mark the course

Friends, family, crew and pacer friendly

Race HQ is beautiful Titusville Middle School (TMS) - 415 Water St - lat: 41.625226, long: -79.667267 - serves as the start / finish line, aid station # 4, and race HQ - post-race showers are included in your entry fee.

*PACERS MUST REGISTER AT EITHER THE MIDDLE SCHOOL OR AID STATION #2****

NOTE PACKET PICK UP INFORMATION FOR FRIDAY-Packet pick up and merchandise sales location will be determined at a later date.

Key dates

Registration opens

Feb 8, 2026

Tier 1 ends

Mar 8, 2026

Tier 2 ends

Jul 31, 2026

Tier 3 ends

Oct 1, 2026

Registration closes

Oct 9, 2026

Tier 3 ends

Oct 9, 2026

Tier 4 ends

Oct 9, 2026

Race day

Oct 10, 2026

Pricing

100 Miler

Tier 4, until Oct 9, 2026

$375

100K

Tier 3, until Oct 9, 2026

$275

50K

Tier 3, until Oct 9, 2026

$190

25K

Tier 3, until Oct 9, 2026

$100

Email me updates about Oil Creek 100 Trail Runs

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

Aid stations

Station	Distance	Cutoff	Supplies
Wolfkiel @ Cherry Run / Wolfkiel Run AS #1 Staffed aid station at the end of Section 1; not at the Wolfkiel shelters. Portable toilet and permanent pit restroom are available.	7.10 miles	100 miler loop 3 closes at 2:56 a.m. October 11	Tailwindpure Culligan watervariety of foods
Egbert Farm Day Use Area / Petroleum Center AS #2 Turnaround point and crew-accessible aid station. Limited crew parking. Drop bags are available for all races.	14.00 miles	50K loop 1: 2:36 p.m.; 100K loop 2: 4:25 a.m. October 11; 100 miler loop 3: 5:06 a.m. October 11	Tailwindpure Culligan watervariety of foods
Miller Farm Road East Side / Miller Farm Road Bridge AS #3 Staffed aid station at the bottom of the hill, between the railroad tracks and bridge. Portable toilets are available.	22.70 miles	50K loop 1: 7:24 p.m.; 100K loop 2: 7:56 a.m. October 11; 100 miler loop 3: 7:56 a.m. October 11	Tailwindpure Culligan watervariety of foods
Titusville Middle School AS #4 Located at the east end of Titusville Middle School near the kitchen loading dock. It serves as race headquarters, start/finish, and an aid station. Crew access is for 100K and 100-mile participants; 50K and 25K finishers use the finish route instead.	31.05 miles	100 miler loop 2: 12:43 a.m. October 11; 100 miler loop 3 closes at 10:15 a.m. October 11	Tailwindpure Culligan watervariety of foods

Entry transfers

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