The OwlsheadGPS App

All of Your Favorite Trails Right At Your Fingertips


The OwlsheadGPS App

Offline GPS Capability

Official Route Data

Covering an area of 101+ million acres, and 57,000+ miles of trails across 37,000+ routes, OwlsheadGPS is the most comprehensive OHV trail network available to the general public.

Download trails and maps for any California region to explore new and exciting areas without the need for wifi and/or cell service. You can even see your position while stationary, or on the move!

The OwlsheadGPS App includes official OHV route data from participating  land management agencies in California, combined into a mobile app designed for you, the outdoor enthusiast.

Stay On Our Trails... Save Our Trails

You love exploring California’s OHV trails, and so do we. Respect the rules so that our trails stay open.


Acres: 101 Million

Routes: 37,116

Field Offices: 35

- Leading the Way -

so that you can safely find your way.

- OHV Route Data -

for 101 million+ acres across all of California.

OwlsheadGPS Goals

The OwlsheadGPS Project seeks to protect OHV users by lowering the risks posed by abandoned mines, unsafe terrain, and other hazards.

The OwlsheadGPS Project seeks to protect sensitive natural resources and threatened species such as the Desert Tortoise and Mohave Ground Squirrel.

The OwlsheadGPS Project seeks to protect the prospects of a sustainable future for motorized recreation on our public lands.


View online OHV route maps for BLM, USFS and National Park lands.


Download OHV route files to your PC or Mac to make your own maps.