Campground

Grapevine Campground

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Details

Lat:45.31785305341859

Lng:-107.94016267298673

Content provided by

National Park Service

Last Updated: July 30, 2026

Campground Overview

Introduction

- Near Fort Smith, Montana - Open All Year! - 14 RV and tent sites are located on the north shore of Afterbay lake - RV sites are back in (not pull through) - All sites are handicapped accessible, have fire rings, and picnic tables - Vault toilets are accessible - There are no RV hookups - Trash cans available seasonally (May-Oct) - RV dump station and drinking water available across Afterbay lake near the Headquarters building and Afterbay Campground

Campsite Details

Reservable12

First Come First Serve0

Total Sites14

Group0

Horse0

Tent Only6

Electrical Hookups0

RV Only0

Walk/Boat To0

Other0

Operating Hours

This campground is open year round. Summer season offers trash collection, a camp host, and frequent campfire programs. Summer season is from Memorial Day through Labor Day.

Weather

For the most recent weather forecast please look up Fort Smith, MT.

Amenities

Trash & Recycling Collection

Toilets

Amphitheater

Dump Station

Staff or Host On-Site

Potable Water

Food Storage Lockers

Directions

Take 313 through the town of Fort Smith, MT. Follow the brown and white direction signs. Turn right on Rte 12 and drive across the afterbay dam. Continue on Rte 12 for approximately 1.6 miles. Turn left into Grapevine Campground.

Rules & Regulations

Fire/Stove Policy

Check locally, dependent on conditions.

Regulations Overview

1. Overnight stays/camping in park is only allowed in established sites 2. Check-out is 12:00 pm 3. Quiet hours from 10:00 pm to 6:00 am; idling of motor vehicles is prohibited during quiet hours 4. Generators permitted from 8 am to 8 pm 5. Campsite occupancy may not exceed 14 cumulative days within a 28-day period 6. Collection of firewood is prohibited within the park 7. No attaching or tying items to trees 8. Pets must be leashed at all times and may not be left unattended

Accessibility

Wheelchair Access
This is a gravel campground. All sites are accessible. Men's and women's toilets are accessible.
Cell Phone Information
Cell phone reception is dependent on the carrier.
RV Allowed
Yes
RV Information
This is a gravel campground. All sites are accessible. Men's and women's toilets are accessible.
RV Maximum Length
0
Trailer Maximum Length
0
ADA Information
This is a gravel campground. All sites are accessible. Men's and women's toilets are accessible.
Trailer Allowed
Yes
Access Roads
Unpaved Roads - All vehicles OK in good weather
Classifications
Limited Development Campground

Additional Information

Season is generally from Memorial Day to Labor Day. Please check at the Headquarters building for more information or call 307-568-5406.

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