mountains and view from Jo Bonner Campgrounds

Campground Overview

Jo Bonner Campground is located at the Northeastern end of Canyon Ferry Reservoir; 30 miles east of Helena, Montana and offers year-round access to a wide range of recreational opportunities. Jo Bonner Campground is name for Josephine Agnes Martin Bonner (1907-1965) by Montana’s Governor John Bonner (1902-1970). Today Jo Bonner Campground is small quaint campground that offers easy access. 

Up to May 6, 2021: No Fee Required – 14 day Camping limit – Don’t leave property unattended.

May 7, 2021 to September 11, 2021: Reservation Required – Reservations available six month prior to use date.

Peak Season

May – September


Canyon Ferry Reservoir offers a wide range of year-round recreational opportunities. Water related activities include everything from swimming and fishing to sailing and motor-boating. Canoeists and kayakers explore the many quiet backwater bays. Jet skiers, windsurfers and water skiers skim the summer waves, while winter draws ice fishermen, ice boaters and ice skaters.

Jo Bonner Campground Rules

No show reservations are subject to cancellation after the third night. 

Campsites must be occupied each night.

Personal property used to reserve campsites, including RVs and tents will be removed in accordance with 43 CFR Part 423.23.

All campsites are to be considered single unit sites unless marked as a double site. Single campsites are limited to one camping / sleeping unit per campsite. An exception will be made for parents with young children; Parents may have one additional tent for children under the age of 18.

RVs, vehicles and trailers must be parked on the gravel/pavement and within designated areas of the campsite or established parking area provided.

Quiet hours are from 10p.m. to 7 a.m. Be considerate of other campers. Activities and noise should be kept to a level that does not disturb other campers.

Generators are not allowed during quiet hours. The use of loud, profane, or abusive language or music is prohibited.

Pets must be physically constrained by a leash under 6 feet in length or a structure. Do not leave pets left unattended. It is your responsibility to clean up after your own pet.

Check in time is 5 p.m. Check out time is 4p.m.


  • Beach Access

  • Boat Ramp

  • Drinking Water (peak season)

  • Host

  • Lake Access

  • Vault Toilets

  • Campfire Rings

  • Picnic Table

  • Accessible Campsites/Parking


Jo Bonner Campground has 17 designated campsites. Each campsite has a picnic table and a fire rings. During the recreation season facilities at Jo Bonner campground include two vault toilets, potable water, trash dumpster, and a campground host.  There is a gravel boat launch with a courtesty dock located just outside of the campground.

Natural Features

Jo Bonner Campground is located at northern end of Canyon Ferry Reservoir between the Big Belt and Elkhorns mountain ranges.   

Nearby Attractions

Jo Bonner Campground on Canyon Ferry Reservoir is located halfway between Yellowstone National Park and Glacier National Park along with the capital city of Helena, Montana

Directions to Jo Bonner Campground

Heading north along MT highway 12/287 from Townsend, MT, turn right onto Spokane Creek Rd. Follow Spokane Creek Rd for 4.6 miles and turn right onto Co Rd 430/Canyon Ferry Rd and continue 17 miles.. Turn right on to East Shore DR and continue straight to Jo Bonner Campground.   

Jo Bonner Campground phone number and email: 406-475-3921