Lake trip · Mercer County, North Dakota
Where to stay at Qacmainstdup Lake
Qacmainstdup Lake covers 133,000 acres in Mercer County and carries a water-quality grade of B (Good). Compare cabins, resorts, and vacation rentals below, then check the water before you book. Late spring through early fall, with June through August the peak season for swimming, boating, and fishing.
Places to stay near Qacmainstdup Lake
Cabins, resorts, hotels, and vacation rentals near Qacmainstdup Lake in Mercer County, North Dakota — live availability and prices. Add your dates to see totals.
Top-rated places to stay near Qacmainstdup Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Before you book: the water
Qacmainstdup Lake grades B for water quality — Good. Good for swimming, clear water with low algae levels. Algae (chlorophyll-a) measures 11 µg/L.
Best time to visit
Late spring through early fall, with June through August the peak season for swimming, boating, and fishing.
Check the National Weather Service forecast for Qacmainstdup Lake →
About Qacmainstdup Lake
Fish: Rainbow Trout.
Camping & RV near Qacmainstdup Lake
Search public campgrounds and RV sites near Qacmainstdup Lake on Recreation.gov, then compare cabins, resorts, and rentals on the map above.
Common questions
Frequently Asked Questions
Cabins, resorts, and vacation rentals around Qacmainstdup Lake in Mercer County, North Dakota are on the map above with live availability and nightly prices. Waterfront rentals put you on the dock; lodging in the nearest town is usually cheaper with more choice.
Qacmainstdup Lake has a LakeQuality water-quality grade of B (Good). Good for swimming, clear water with low algae levels. Always check local health-department advisories before swimming.
Late spring through early fall, with June through August the peak season for swimming, boating, and fishing.
LakeQuality Lake Trip Planner (2026)
Free trip-planning guide for Qacmainstdup Lake: how to pick a clean lake, the water-quality signals that matter, best swimming and fishing windows, and where to stay.
Lodging availability and prices are provided by Stay22 and its booking partners (Booking.com, Vrbo, Expedia); LakeQuality may earn a commission from bookings at no extra cost to you. Water-quality grades are independent of lodging listings. Always check current health-department advisories and managing-agency conditions before you travel.