Welcome to the Soo Line Trail / Onamia KOA!

Soo Line Trail / Onamia MN KOA is located less than a mile off US Hwy 169 in Onamia, Minnesota. We offer RV sites for all sizes, spacious tent sites and comfortable rooms in our lodge, giving you many options for your stay.  The lodge rooms are available year around.  From October 26th to May 1st, we offer dry camping for RVs and tenters. The Soo Line Trail runs directly through the campground property giving you direct access to explore on ATVs, bicycles and hiking. During the winter months, the trail offers fantastic snowmobiling, cross country skiing amd snowshoeing. In addition to the trail, our wide-open spaces, outdoor recreation amenities, themed weekends, and planned kids' activities all provide plenty of family fun. For the fisherman and water sports enthusiasts, we are right down the road from beautiful Mille Lacs Lake. During the winter months, we offer a great base camp to enjoy the area's hunting and ice fishing. If you're looking for some indoor excitement, the Grand Casino Mille Lacs is just minutes away. Whether you are ATVing, fishing, hiking, or just relaxing, we provide the place for you.
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Campground Amenities

  • 50 Max Amp
  • 68' Max Length
  • Wi-Fi
  • Firewood ($)
  • Dog Park
More About Amenities

Ways to Stay

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KOA Rewards Program

Do more of what you love - camping - and reap the rewards when you join the KOA Rewards program! From camping discounts at KOA campgrounds to additional savings offers from our partners, you can quickly see how the $36 pays for itself and more!

Exclusive Benefits:

  • 10%* off your daily registration rate all year long at 500 KOA Campgrounds throughout North America
  • Rewards points that accumulate for cash off future KOA camping stays
  • Free** night of camping during KOA Rewards Weekend at participating KOAs
  • ...and Much more!

Latest Hot Deal

KOA Rewards Appreciation Weekend

KOA Rewards Appreciation Weekend Photo

WHEN: September 6-7, 2024

WHAT: KOA Rewards holders stay as a paying guest on Friday, September 6th at any participating KOA campground and get Saturday, September 7th for FREE*.

WHY: KOA Rewards Appreciation Weekend is designed exclusively for KOA Rewards holders to say thanks for your loyalty and for trusting your camping memories to us. On this late-summer weekend, we gather to celebrate friends, family and fun in the great outdoors we all adore.

* Only at participating KOA locations. Applies to one site per a KOA Rewards account, for two consecutive nights at the same KOA. Sites may be limited. KOA Rewards discount does apply but not valid with other discounts.

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Local Area

The Soo Line Trail

The Soo Line Trail Southern Route is more popularly known as the Soo Line South ATV Trail.
The converted rail-trail runs for 105.6 miles in Minnesota between Royalton and the Minnesota–Wisconsin state line east of Pleasant Valley.
This amazing trail runs directly thru our property giving us direct access to the fun.
Experience woods, farmland, and the Kettle River. Perfect for hiking, biking or ATVing!


Mille Lacs Grand Casino

Just minutes away!
Voted favorite casino in the Minnesota area, there is plenty to do here from gaming, live entertainment, shopping, incredible dining and spa.
Don't miss out on this one!

777 Grand Ave

Onamia, MN 56539




Happy's Drive-In

Voted one of the best places to eat in Onamia.
A great place to enjoy a perfect experience and friendly staff.
Located just 1/2 mile from the campground.
Happy's Drive-In is the perfect place for families to eat some of the best burgers and ice cream in the area!


Lake Mille Lacs

Mille Lacs is not only one of the state's largest lakes, with 132,500-acres, but the fish are also trophy-size, whether you are looking for walleye, muskie, northern pike, or bass fishing! A quick drive from the campground will have you on the water in no time. 
Soo Line Trail/Onamia KOA  will make the perfect base camp for all your area fishing.


Campground Awards and Programs