2025 Spring Trails Challenge
Explore Napa County’s trails while supporting the parks you love!
March 20 – June 22
Spring is arriving soon and that means it’s time for the Spring Trails Challenge to help everyone Go Outside and Play and enjoy our local parks and trails. It’s the perfect time of year to explore Napa County with amazing wildflowers, greenery, wildlife, and sunny days.
Join us for this free annual event , discover what could be your new favorite trail to hike or ride, and even get a chance to win prizes and raise funds for the parks you love!
Our 2025 Spring Trails Challenge Guide has a selection of trails with options for every ability level and interest. There are no fees or mandatory fundraising to participate – join us and Go Outside and Play this spring!
Registration is Open!
Registration is open for the 2025 Spring Trails Challenge & the guide will be posted very soon so that you can select your trails and plan your challenge.
Once you’re registered, you will have your own webpage that you can customize with text and photos. If you’d like to fundraise to help support NOSD’s work, you’ll have a link to send out to friends and family asking for donations. The event is free and open to everyone, but participants that raise $100 or more will receive an official STC ’25 T-Shirt!
The official STC dates are March 20 – June 22, covering the entirety of spring this year. Complete 5 trails on the list within this time period, take photos of yourself on the trail, and be entered to win great prizes once you’ve completed the challenge!
How the Spring Trails Challenge Works
The basics of the challenge are simple: select 5 trails from our list of qualifying trails, get photos of yourself out on the trail, and enter to win prizes! After you register for this event, we’ll send emails with trail notes and more throughout the challenge to help keep you motivated to complete your challenge.
Support your local parks and trails: Support your favorite parks and trails (and your favorite Open Space District) while you’re completing the challenge and you could score your very own Spring Trails Challenge T-Shirt. Fundraising for this event is optional, but your donations help NOSD maintain and improve the parks & trails you love – and helps us get new parks and trails open for us all to enjoy.
Win prizes, get NOSD swag: Complete the Trails Challenge and be entered to win prizes, raise funds for NOSD swag like the official STC ’25 T-shirt, or both!
Calling All Sponsors!
If your business would like to sponsor the 2025 Spring Trails Challenge, we’d love to talk. Were grateful for all of our event sponsors and will post logos and recognize your support on our event materials, website, and the official 2025 STC T-shirts!
See the 2025 Spring Trails Challenge Sponsorship Packet here and email us at info@napaoutdoors.org with any questions.
Submit Your Photos
Completed your Spring Trails Challenge already? Submit your photos here to be entered into the prize drawing.