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Grapevine Campground
NPSNational Park Service — Montana · Bighorn Canyon National Recreation Area
| Agency | NPSNational Park Service |
|---|---|
| Area | Bighorn Canyon National Recreation Area |
| Location | Montana · Bighorn Canyon National Recreation Area · 45.31785, -107.94016 · Map |
| Sites | Not reported — the federal listing names no individual sites for this campground |
| Getting a site | First-come, first-served only — this campground takes no reservations. |
| Hookups | Not reported in the federal data |
| Max RV length | Not reported in the federal data |
| Months open | Not in federal data — the federal listing does not publish a season for this campground. Check the official description below or Recreation.gov. |
| Fees | Not reported — the federal listing carries no fee description for this campground. |
| Accessibility | No |
| Phone | (406) 666-2333 |
Check availability & book on Recreation.gov →
This site takes no reservations and shows no live availability. Source: Recreation.gov (RIDB export pulled November 5, 2026); this listing was last updated in the federal record on 2026-06-14.
From the official listing
- 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
Directions, from the listing
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.
Nearest federal campgrounds
0 mi straight-line · Fort Smith MontanaNPSNational Park ServiceDayboard 9 Campground
5 mi straight-line · Fort Smith MontanaNPSNational Park ServiceBlack Canyon Campground
5 mi straight-line · Fort Smith MontanaFSU.S. Forest ServiceSage Creek Campground
31 mi straight-line · MontanaFSU.S. Forest ServiceSage Creek Cabin
31 mi straight-line · Bridger Montana
Trip Card — Grapevine Campground
Montana · Bighorn Canyon National Recreation Area
| Agency | NPS · National Park Service |
|---|---|
| Location | Montana · Bighorn Canyon National Recreation Area |
| Fees | Not reported in the federal data |
| Getting a site | First-come only |
| Hookups | Not reported |
| Max RV | Not reported |
| Months open | Not in federal data |
| Sites | Not reported |
Book: recreation.gov/camping/campgrounds/10091755 · Source: Recreation.gov, pulled November 5, 2026. Facility details come from federal recreation data and may be out of date — this site takes no reservations and shows no live availability; confirm details and book through Recreation.gov or the managing agency.