Lake trip · Morton County, North Dakota
Where to stay at Harmon Lake
Harmon Lake covers 144 acres in Morton County and carries a water-quality grade of F (Very Poor). 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 Harmon Lake
Cabins, resorts, hotels, and vacation rentals near Harmon Lake in Morton County, North Dakota — live availability and prices. Add your dates to see totals.
Top-rated places to stay near Harmon 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
Harmon Lake grades F for water quality — Very Poor. Avoid swimming, very poor water quality, potential algae toxins. Algae (chlorophyll-a) measures 48.5 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 Harmon Lake →
About Harmon Lake
Camping & RV near Harmon Lake
Search public campgrounds and RV sites near Harmon 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 Harmon Lake in Morton 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.
Harmon Lake has a water quality grade of F (Very Poor). Avoid swimming, very poor water quality, potential algae toxins. 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.
Explore Harmon Lake
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LakeQuality Lake Trip Planner (2026)
Free trip-planning guide for Harmon 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.