National parks near Garrison, North Dakota
Theodore Roosevelt National Park is the closest national park to Garrison, North Dakota — 106 mi (171 km) in a straight line, which works out to roughly 2 hr 58 min behind the wheel.
Badlands and prairie in western North Dakota, split into park units along the Little Missouri River.
Theodore Roosevelt National Park makes a full day trip — leave early. Riding Mountain National Park is better with a night booked nearby.
Nothing near Garrison gates the entrance itself, but 3 of the parks in range put a road, hike, or backcountry trip behind a permit or timed ticket.
Garrison has a population of about 1,538.
Theodore Roosevelt National Park
Riding Mountain National Park
Badlands National Park
Wind Cave National Park
Grasslands National Park
Voyageurs National Park
Best time to visit Theodore Roosevelt National Park. Getting to Theodore Roosevelt National Park. Camping at Theodore Roosevelt National Park.
National parks near Garrison
| Park | Straight-line distance | Estimated drive | Realistic trip |
|---|---|---|---|
| Theodore Roosevelt National Park | 106 mi (171 km) | 2 hr 58 min | Doable as a day trip |
| Riding Mountain National Park | 231 mi (372 km) | 5 hr 55 min | Best as a weekend |
| Badlands National Park | 275 mi (442 km) | 6 hr 57 min | Worth a longer road trip |
| Wind Cave National Park | 299 mi (481 km) | 7 hr 32 min | Worth a longer road trip |
| Grasslands National Park | 308 mi (496 km) | 7 hr 45 min | Worth a longer road trip |
| Voyageurs National Park | 398 mi (641 km) | 9 hr 52 min | Worth a longer road trip |
| Yellowstone National Park | 483 mi (777 km) | 11 hr 53 min | Worth a longer road trip |
| Prince Albert National Park | 487 mi (784 km) | 11 hr 58 min | Worth a longer road trip |
| Grand Teton National Park | 520 mi (837 km) | 12 hr 45 min | Worth a longer road trip |
| Rocky Mountain National Park | 548 mi (881 km) | 13 hr 25 min | Worth a longer road trip |
What to book before you leave Garrison
| Park | What needs booking | Covers | How |
|---|---|---|---|
| Rocky Mountain National Park | Rocky Mountain National Park Timed Entry | Park entry | Timed reservation |
| Voyageurs National Park | Voyageurs National Park Houseboat Permits | One hike or backcountry trip | Permit or lottery |
| Yellowstone National Park | Yellowstone National Park Backcountry Permits | One hike or backcountry trip | Permit or lottery |
| Grand Teton National Park | Grand Teton National Park Backcountry Permits | One hike or backcountry trip | Permit or lottery |
Camping near Garrison
Within reach of Garrison, 32 campgrounds across 7 parks appear on Recreation.gov: 10 at Yellowstone National Park, 9 at Grand Teton National Park, 5 at Theodore Roosevelt National Park, and 5 at Rocky Mountain National Park, plus 3 more parks with fewer sites.
Recreation.gov releases most national park campsites six months before the arrival date, at 10:00 a.m. Eastern time. Windows are set per campground, so confirm yours on the Seasons and Fees tab on that campground page.
Once a date is gone, cancellations are the real supply, and they get taken within minutes of appearing.
When to make this trip
Theodore Roosevelt National Park is generally best May through October, with April and early November as the quieter shoulder either side.
Winter brings cold, shorter days, and reduced services, though lower-elevation trails often stay walkable.
Peak summer weekends and autumn colour weekends fill parking lots early — arrive before mid-morning.
Planning a trip from Garrison
Distances here are straight-line and the drive estimate adds a road factor on top, but mountain passes and seasonal closures can change it a lot — a route that looks like three hours in June can be shut entirely in February. Confirm road status with the park before you commit to a date.
Other towns in McLean County
Common questions
What is the closest national park to Garrison?
Theodore Roosevelt National Park. It is about 106 mi (171 km) from Garrison, roughly 2 hr 58 min of driving.
Can I do a national park day trip from Garrison?
Yes — Theodore Roosevelt National Park is within about a three-hour drive.
How many national parks are near Garrison?
10 parks are within reach of Garrison, and 1 of them is close enough for a day trip.
Do you need a reservation for the national parks near Garrison?
None of them gate the entrance itself. 3 put a specific road, hike, or backcountry trip behind a permit or timed ticket — Voyageurs National Park Houseboat Permits, Yellowstone National Park Backcountry Permits, and Grand Teton National Park Backcountry Permits. Farther than a day trip, Rocky Mountain National Park still needs a timed-entry permit to drive in. These requirements are usually seasonal, so check the date you plan to arrive.
Where can you camp near Garrison?
Recreation.gov lists 32 campgrounds at the national parks within reach of Garrison. They are spread across 7 of those parks.
When is the best time to visit the parks near Garrison?
For Theodore Roosevelt National Park, the closest one, generally May through October. Either side of that, April and early November stays quieter.