Centennial Trail #89

Backdoor approach to Rushmore through granite and pines.

LENGTH
9.6 mi
TIME
4.5 hr
DIFFICULTY
Moderate
DOGS
Allowed
Centennial Trail #89, Mount Rushmore National Memorial
Image credit: Parkwolf

Pros & cons

PROS

  • Quiet “backdoor” overlook of Rushmore far from the main plaza crowds
  • Great sampler of Black Hills granite and pine forest on a single outing

CONS

  • Horse traffic can leave long muddy stretches after wet weather
  • You won’t get the classic up-close plaza view unless you enter the memorial
PARKING

Park at the Centennial Trail trailhead at the south end of Black Elk Wilderness; parking can be limited at some trailheads.

CAUTION

Rocky footing and mud from horse use; rattlesnakes in warm months; carry a map due to occasional sign gaps; no mountain bikes in Black Elk Wilderness; pets cannot proceed past posted barriers into the memorial.

Overview

This is the sneaky, scenic way to reach a Mount Rushmore overlook via the Black Hills’ long-distance Centennial Trail. From the Centennial Trail trailhead at the south end of Black Elk Wilderness, it’s about 9.6 miles total, out-and-back, with roughly 1,574 feet of climbing and a typical time of 4–5 hours. Expect a forested, rolling route with granite outcrops and that satisfyingly quiet “backdoor” feel compared to the busy main plaza.

What to expect

Underfoot, the tread ranges from rocky to churned-up in spots thanks to horse traffic, so sturdy footwear (and poles if you like them) pays off. The payoff is a south-side overlook of the memorial property that most visitors never see. There’s also a one‑mile side trail in the Black Elk Wilderness that leads directly to the memorial, and a shorter alternative approach exists from Horse Thief Lake (about 7.6 miles round trip, same total gain) if you want a quicker day.

Best time to hike

The most reliable window is May through September. Start early for cooler temps and lighter use, or go late afternoon if you prefer quieter trail time. After wet spells, expect more mud where horses frequent the route.

Tips and regulations

This is a multi-use corridor: yield to equestrians and keep your head on a swivel at junctions—signage can be patchy in places, so carry a map/track. Mountain biking is not allowed in the Black Elk Wilderness. Leashed dogs are fine on this approach, but they cannot continue beyond posted barriers into the memorial. Bring ample water; services are not guaranteed unless you actually enter the developed memorial area.

Nature notes

You’re hiking classic Black Hills country: ponderosa pine forest, granite spires, and pockets of meadow. Wildlife across the broader Centennial Trail corridor can include American bison, pronghorn, bighorn sheep, elk, bald eagles—and rattlesnakes. Give all animals space, and watch your step in warm months.

Elevation

9.6 mi · 4.5 hr
Start · 1329 mHigh point · 1651 mEnd · 1270 m

Where it starts

43.9283, -103.4880
Centennial Trail #89

Wildlife on this trail

Near Centennial Trail #89

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More about Centennial Trail #89

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