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The reconstructed earthlodges of On-A-Slant Mandan Village at Fort Abraham Lincoln State Park, rounded dome dwellings on the open prairie above the Missouri River, golden evening light, North Dakota

State Park · North Dakota

Fort Abraham Lincoln State Park

A history-first North Dakota park south of Mandan: the reconstructed On-A-Slant Mandan village, Custer's frontier-army post, blockhouses, and Missouri River camping.

The reconstructed white Victorian Custer House and frontier cavalry post buildings at Fort Abraham Lincoln State Park under a big prairie sky, open grass parade ground, summer day

Field briefing

Fort Abraham Lincoln State Park changes fast with season and elevation.

Before you go

Fort Abraham Lincoln is a history-first park where the draw is the reconstructed On-A-Slant Mandan village and Custer's frontier-army post, set on a bluff above the Missouri River.

Plan it around the daily summer tours, then add river-bluff trails and prairie views. You pay a daily entrance fee plus separate interpretive passes for the historic buildings, and the campground is open year-round.

Best window
Late May to September for warm weather and daily historic-site tours
Signature routes
On-A-Slant Mandan Village, Custer House and the cavalry post
Pack focus
Water, weather checks, layers

The landmarks worth the trip. Tap any photo to enlarge.

Location
North Dakota
Best time
Late May to September for warm weather and daily historic-site tours
Entrance
North Dakota daily park entrance fee about $7 per vehicle (interpretive tours extra)

When to go

Weather, crowds, and what the season changes about the trip.

Spring

Low crowds

Cool and windy on the open prairie, with the tour season ramping up in May.

Pack Wind shell, layers, and sun protection for exposed prairie and riverbank.

Summer

High crowds

Warm to hot and windy, the main season for Custer House and village tours and river camping.

Pack Sun protection, water, and a hat for open, shade-light grounds.

Fall

Moderate crowds

Cooler and quieter, with good prairie color and fewer crowds after Labor Day.

Pack Warm layer and a wind shell, plus a headlamp for shorter days.

Winter

Low crowds

Cold and windswept, with camping available year-round but most tours closed.

Pack Serious cold-weather insulation, traction, and a plan for minimal winter services.

Top things to do

  • On-A-Slant Mandan Village

    A reconstructed earthlodge village of the Mandan people, with interpretive tours of the lodges and their story.

  • Custer House and the cavalry post

    The reconstructed home of George and Libbie Custer and the frontier-army post he commanded before the 1876 campaign, with daily summer tours.

  • Infantry blockhouses and Missouri River bluff

    Reconstructed blockhouses on the bluff above the Missouri River, with a short climb and broad valley views.

How long to spend

Anchor the day around On-A-Slant Mandan Village

Keep one flexible slot in the day, because weather, parking, and energy usually decide more than the map does. For one day in Fort Abraham Lincoln State Park, make On-A-Slant Mandan Village the non-negotiable, add Custer House and the cavalry post only if the first stop runs clean, and keep Infantry blockhouses and Missouri River bluff as the flexible finish.

  1. 1Start with On-A-Slant Mandan Village: A reconstructed earthlodge village of the Mandan people, with interpretive tours of the lodges and their story.
  2. 2Add Custer House and the cavalry post: The reconstructed home of George and Libbie Custer and the frontier-army post he commanded before the 1876 campaign, with daily summer tours.
  3. 3Use Infantry blockhouses and Missouri River bluff as the optional finish, not as a reason to rush the whole day.

Plan your trip

Turn Fort Abraham Lincoln's conditions into water, pack, and sleep-system decisions.

Canvas tipis set up in a riverside campground among cottonwood trees along the Missouri River at Fort Abraham Lincoln State Park, warm sunset light, Mandan North Dakota

Build around conditions

Let season, elevation, and weather set the plan.

Plan your trip

4 quick tools, already seeded for Fort Abraham Lincoln State Park. Tune the numbers around temperature swings, footing, layers, and how much margin the route needs.

  1. 01Size your water for a mild day on the trail
  2. 02Find the right daypack size for a day out
  3. 03Check you will sleep warm down to about 30F
  4. 04Estimate the stove fuel to pack for the trip

What to pack

Start with the gear decisions this park changes: footing, weather, camping, and water.

Pack planning

Decide what Fort Abraham Lincoln State Park asks of your kit before you start checking boxes.

Use this as a constraint check while you are still shaping the trip. The active checklist becomes useful once your route, dates, and sleep plan are set.

  • First constraintHydration and exposureWater, Electrolyte mix, hat, sunscreen, sunglasses, 4 more
  • Route realityFooting and tractionHiking boots, Hiking socks, Trekking poles
  • Load choicePack and carry systemDaypack
  • If overnightSleep and shelterTent, Sleeping bag, Sleeping pad

Checklist mode

22 items, grouped for the trip you are actually taking.

  1. Dates and season are set.
  2. Primary route, campground, or lodge is chosen.
  3. Water, footwear, and overnight needs are sized.

Gear for Fort Abraham Lincoln

The buying guides that match what Fort Abraham Lincoln asks of your kit, with our current top picks across budget and use case.

Where to stay

The campground is open year-round along the Missouri River, with modern and group sites, plus tipis and camping cabins for a different kind of stay. Reserve summer weekends early. Mandan and Bismarck are just north, about 15 to 20 minutes away, with plenty of hotels and dining when the campground is full.

Camping reservations

Camping reservations

Book Fort Abraham Lincoln summer sites, tipis, and cabins ahead of time.

The campground stays open year-round along the river, and the tipis and cabins are a distinctive draw. Lock summer dates early through the North Dakota reservation system.

Reviewed June 11, 2026

Booking window

North Dakota campsites can be booked up to 95 days in advance; cabins, tipis, shelters, and meeting rooms can be reserved up to 365 days ahead.

  • Camping is available year-round; sites, tipis, and cabins are all reservable.
  • Campers pay both camping fees and a separate daily park entrance fee.
  • Historic-building tours require interpretive passes in addition to the vehicle entrance fee.

Where to book or verify

Reserve North Dakota Parks

Official North Dakota reservation portal for Fort Abraham Lincoln sites, tipis, and cabins.

Fort Abraham Lincoln State Park information

Official North Dakota Parks and Recreation page for tours, trails, and camping.

Search Recreation.gov

Check for federal campground, backcountry, tour, and permit inventory tied to this park.

Campgrounds to know

Fort Abraham Lincoln campground

Details
Booking
Campsites up to 95 days ahead; cabins and tipis up to 365 days ahead.
Season
Open year-round.
Sites
Modern and group campsites with electric, plus tipis and camping cabins.
Along the Missouri River below the historic fort. Tipis and cabins are a distinctive option here.

Getting there and practical info

The reconstructed earthlodges of On-A-Slant Mandan Village at Fort Abraham Lincoln State Park, rounded dome dwellings on the open prairie above the Missouri River, golden evening light, North Dakota

Plan the last mile as carefully as the destination.

Airports, roads, entrances, and local movement belong in the same plan.

Getting there

Get to Fort Abraham Lincoln State Park, then move through the park without wasting the day.

Access rhythm
Plan the last mile
Region
North Dakota
  1. Arrival note

    Fort Abraham Lincoln is about seven miles south of Mandan on Highway 1806, roughly 15 to 20 minutes from Bismarck.

  2. Car strategy

    A car is the practical way to reach the park and move between the village, the fort buildings, the river bluff, and the campground.

  3. Car strategy

    The drive down Highway 1806 along the Missouri River is scenic and easy from the Bismarck-Mandan area.

Pair this with lodging: the simplest base is the one that removes a real morning problem, not just the one nearest the map pin.

Frequently asked questions

What can you see at Fort Abraham Lincoln State Park?

The reconstructed On-A-Slant Mandan earthlodge village, Custer's frontier-army post including the Custer House, and infantry blockhouses on the bluff above the Missouri River. Daily tours run in summer, roughly May through September.

How much does Fort Abraham Lincoln State Park cost?

There is a daily park entrance fee of about $7 per vehicle. Tours of the historic Custer House and On-A-Slant Village require separate interpretive passes, and camping fees are separate again.

Can you camp at Fort Abraham Lincoln State Park?

Yes. The campground is open year-round along the Missouri River, with modern and group sites plus tipis and camping cabins. Reserve summer weekends early through the North Dakota reservation system.

When are the tours at Fort Abraham Lincoln State Park?

Daily tours of the Custer House and On-A-Slant Village typically run from May through September. Outside that season the grounds remain open, but most guided building tours are closed.

Keep planning