Montana, USA
This park features 29 campsites with electricity and six tent sites, with a maximum trailer length of 35 ft. It is situated on the shores of Hauser Reservoir.
Helena, MT; coordinates provided for park.
Checked October 8, 2026: Campground is open all year. Electrical hookups are available May 1 - Nov 30. Confirm current closures and dates with the operator; no later-year opening or live availability is guaranteed. Month/day schedules without an explicit year are recurring schedules observed in 2026, not a confirmed 2027 calendar. Confirm current closures, services and dates with the operator; no live availability is guaranteed.
The park provides access to walleye and trout fishing. Check current local fishing rules before fishing.
Source checked 2026-10-08: Official park campground page.
Official reservations — non-affiliate link. FishFinder does not show live availability or take bookings.
Only source-reviewed listings are shown. Unverified seed listings are withheld. Official links are not live availability; confirm dates, closures, access and fishing rules with the operator before travel.
Plan your stay at Black Sandy State Park Campground in Montana, USA using the official campground information above. Confirm current closures, operating dates and reservation availability before travelling.
Related water guides include Hauser Reservoir. A nearby waterbody does not guarantee a launch, legal fishing access or safe wading from the campground. Check the official rules for your exact fishing location.
Explore these water guides for fishing locations near Black Sandy State Park Campground: