Black Sandy State Park
Open year-round. Full facilities including potable water and electrical hookups are operational through late fall. Limited facilities December 1 through May 1. Reservations accepted up to one day in advance by phone at 1-855-922-6768.
Air Quality Alert issued August 10 at 7:30AM MDT by NWS Great Falls MT
AQAMT The Montana Department of Environmental Quality has issued an air quality alert for Beaverhead, Broadwater, Deer Lodge, Flathead, Gallatin, Granite, Jefferson, Lake, Lewis and Clark, Lincoln, Madison, Mineral, Missoula, Park, Powell, Ravalli, Silver Bow, Sweet Grass, Sanders, Yellowstone counties in effect until 9AM on 08/11/2026 An Air Quality Alert means that particulates have been trending upwards and that an exceedance of the 24 hour National Ambient Air Quality Standard (NAAQS) has occurred or may occur in the near future. Elevated particulate levels from wildfire smoke As of 7AM on 08/10/2026, particulate levels in Columbia Falls, Frenchtown, Libby and Missoula are Unhealthy. As of 7AM on 08/10/2026, particulate levels in Billings, Dillon, Great Falls, Helena and Thompson Falls are Unhealthy for Sensitive Groups. As of 7AM on 08/10/2026, particulate levels in Butte, Cut Bank, Hamilton, Lewistown and Sleeping Giant are Moderate. When air quality is Unhealthy... State and local health officials recommend that people with respiratory or heart disease, the elderly, and children should avoid prolonged exertion; everyone else should limit prolonged exertion. When air quality is Unhealthy for Sensitive Groups... State and local health officials recommend that people with respiratory or heart disease, the elderly and children should limit prolonged exertion. When air quality is Moderate... State and local health officials recommend that unusually sensitive people should consider reducing prolonged or heavy exertion. For more information visit the Montana Department of Environmental Quality at http://todaysair.mtdeq.us
About
Black Sandy State Park is a 43-acre recreation area on the eastern shore of Hauser Lake, a Missouri River impoundment north of Helena. The park serves as a popular basecamp for boaters, anglers, and water sports enthusiasts drawn to the lake's walleye and trout fishery. The campground offers 35 sites: 29 with electrical hookups (30 and 50 amp) that can be reserved, one reservable tent site, and five first-come-first-served tent sites. Electrical hookups operate May 1 through November 30. Facilities include flush toilets, vault toilets, an RV dump station, fire rings, and picnic tables. Potable water is available approximately May 15 through October 10. Maximum trailer length is 35 feet. A concrete boat ramp provides direct lake access. Swimming, water skiing, and hiking are available. The park is open year-round with limited facilities December through April. Maximum stay is 14 consecutive days.
Directions
From Helena, drive 7 miles north on I-15, then 4 miles east on Secondary 453, then 3 miles north on the county road to the park entrance.
Amenities
| Water | Yes |
| Fires Allowed | Yes |
| Toilets | Yes |
| Dump Station | Yes |
| Wifi | — |
| Pets Allowed | Yes |
| Showers | No |
| Electric Hookups | Yes |
| Water Hookups | No |
| Sewer Hookups | No |
| Camp Store | — |
| Price | $6 - $24 |
Vehicle
| Max RV Length | 34ft |
| Max Trailer Length | 35ft |
| Big Rig Friendly | No |
| Pull Through Sites | No |
Contact
| cputchat@mt.gov | |
| Phone | +1 (406) 458-3221 |
Cell Service
| AT&T | None |
| Verizon | None |
| T-Mobile | Yes |
Availability
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