Mines of Spain 100

Event Details

Date: Friday, October 17, 2025

Start Time: 8:00 AM

Location: Mines of Spain Recreation Area, 1700 South Grandview Ave., Dubuque, IA

Course Summary

The 100-mile and 100-kilometer races follow a ~20-mile marked course that starts and finishes in Louis Murphy Park. The course offers a mix of trails that range from steep and technical to flat dirt, with beautiful views of the Mighty Mississippi River.

Schedule

• Thursday, October 16: Packet pickup from 4:00 PM – 8:00 PM
• Friday, October 17: Race day, packet pickup starts at 6:00 AM, race start at 8:00 AM

Registration Info

Visit minesofspain100.com/registration for details including deadlines and discounts.

Refund & Deferral Policy

Partial refunds & deferrals are available if notified in writing. Please check the event website for more details.

Cancellation Policy

The race can modify the course or cancel the event due to safety or natural disaster. No refunds will be issued in such cases.

Registration Fees

100 Miler: $288.38 (Price increases after January 30)
100K: $174.43 (Price increases after January 30)