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Hill Valley 88 Miler ™ 2026

Date
Wednesday, October 21, 2026
Start time
8:00 AM start (New York)
Entry fee
From $15
Included with entry
Includes a shirt
Fundraising
Takes optional donations when you register
Register on RunSignup

Registration is open.

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Events and entry fees

EventDistanceWhenEntry feeCap
88 MilerUltraOct 21, 20268:00 AM$88–
One Mile Fun Run/WalkKidsOct 21, 20268:00 AM$25–
The 1/2 MileOtherOct 21, 20268:00 AM$15–
The 0.25 MileOtherOct 21, 202610:00 AM$20–
88 Miler (Virtual Run)VirtualUltraOct 21, 20268:00 AM$78–
The Clock Tower Challenge 🕰️Virtual–Oct 21, 202610:00 AM$20–
Week 1 - Don't be a Slacker!Virtual–Oct 25, 202610:00 AM$20–

Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.

Race day planning

Light and altitude

Sunrise on race morning is at about 10:01 AM, and the 88 Miler starts at 8:00 AM. The start sits about 120 feet above sea level.

Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.

Start location and course

9303 Lyon Estates, Hill Valley, CA 90002

The pin marks the address the race lists, which is usually the start. The organizers have not shared a course map with us yet.

Typical race-day weather

Around October 21 the day usually runs from 56°F at dawn to 80°F in the afternoon, with measurable rain on about 4% of days. Cold snaps dip to 50°F and hot years reach 90°F.

Based on 90 days within a week of the date over the last 5 years, from historical weather for the start area. Not a forecast.

From the race's page

What the organizers of Hill Valley 88 Miler ™ cover on their registration page, in brief.

Schedule and packet pickup

Learn More

Thank you for checking out our race website! We hope to see you on race day!

Course

Event Informing

This is your course: Blah blah blah. More blah blah. Oh, and don't forget blah. Blah blah!

Event Informing, from the Hill Valley 88 Miler ™ page

Rules and FAQ

FAQ

Where can I find answers to "Frequently Asked Questions"? Why, right here, of course! What does "FAQ" stand for? Great question! However, this question is fairly rare, and not one that we hear often. You can find the answer to this…

Full details on the race's RunSignup page

Race details

Where
9303 Lyon Estates, Hill Valley, CA 90002Map
Course
Road
Start elevation
About 120 feet
Included with entry
T-Shirt; T-Shirt (One Shirt Per Person Per Season)
Donations
Accepted when you register
Distances
Ultra, Kids, Other
Editions
2026 (Oct 21, 2026), 2022 (Oct 21, 2022), 2021 (Oct 21, 2021), 2015 (Oct 21, 2015), 2014 (Aug 18, 2014)

Organize this race? Add details or a correction

Plan your race

Quick answers

When is Hill Valley 88 Miler ™?
Wednesday, October 21, 2026, starting at 8:00 AM.
How much does it cost?
Entry starts at $15 before processing fees.
Do runners get a shirt or medal?
Entry includes a shirt, according to the race's registration page. Check it for sizes and whether kids' races get the same.
Can I donate to a cause when I register?
Yes. The registration form offers an optional donation, usually for the charity or nonprofit the race supports. The race's own page names the cause.
What distances can I run?
Ultra, Kids, Other.
Where does it start?
9303 Lyon Estates, Hill Valley, CA 90002.

From the organizers

Run!

This is your course:

Blah blah blah. More blah blah. Oh, and don't forget blah. Blah blah!