Greycliff Prairie Dog Town State Park
- Status
- Status not posted
- Entrance fee
- $8 per dayAnnual pass available
- Day-use reservations
- None mentioned
- Dogs
- Statewide rule — see below
- Camping
- None listed
- Official site
- fwp.mt.gov(406) 431-6112
Official page last checked Oct 29, 2026. How we keep this current
Overview
Greycliff Prairie Dog Town State Park is a 98-acre park in Sweet Grass County, about 9 miles southeast of Big Timber.
Visitors come for wildlife watching and picnicking.
Hours
Park, gate, office and facility hours are listed separately because they often differ. Alerts above override normal hours.
| Facility | Days | Hours | Season |
|---|---|---|---|
| The park’s wording doesn’t give clock times — see the official wording below. | |||
Official wording
Open All Year - Day Use only
Walk-In access only: November 1 - April 1
Source: official park page, checked Oct 29, 2026. Times are local to the park (America/Denver).
Fees and passes
| Item | Amount |
|---|---|
| Montana residents who pay the (resident) | $9 · year |
| Day use entrance fee with a vehicle | $8 |
| Day use entrance fee as a walk-in, bicycle or bus passenger | $4 |
| With a Nonresident Entrance Pass (nonresident) | Free |
Official wording
Montana Residents • Montana residents who pay the $9 state parks fee with their annual vehicle registration have no daily entrance fees to state parks. For residents who don't include this in their vehicle registration, non-resident day use fees apply. Nonresidents • Day use entrance fee with a vehicle: $8 • Day use entrance fee as a walk-in, bicycle or bus passenger: $4 • With a Nonresident Entrance Pass: Free
Montana park passes
- State parks fee with Montana vehicle registration — $9 per vehicle per year (residents). No daily entrance fees to state parks for that vehicle Details
- Nonresident Entrance Pass (12-month) — $50 per vehicle. Free entrance and discounted camping ($10-$12/night) for one year from month of issue Details
- 7-Day Nonresident Entrance Pass — $35. Entrance for 7 consecutive days and discounted camping; sold at parks only Details
From the Montana state guide. Confirm which passes this park accepts.
Reservations
- Day use
- No day-use reservation requirement mentioned
- Booking system
- ReserveAmerica (montanastateparks.reserveamerica.com)
- Phone
- 1-855-922-6768
We link to the official booking system rather than showing live availability, which changes minute to minute.
Pets
See the park’s wording
Greycliff Prairie Dog Town State Park is located in southeast Montana. This black-tailed prairie dog community is protected and preserved through the efforts of Montana State Parks, the Nature Conservancy, and the Montana Department of Transportation. Interpretive displays tell the story of these small, entertaining prairie dogs and their role in the prairie ecosystem. Enjoy the prairie dogs with your binoculars and cameras, but please do not feed them. Pets Allowed (amenity list)
Service animals are generally permitted where pets are not. Check with the park for specific areas.
Things to do
PicnickingWildlife viewing and birding
Amenities
Facilities
- Picnic areas
✓ listed by the park · ✕ the park says it is not available. Anything not shown here isn’t mentioned by the official source — that means unknown, not unavailable.
Getting there
- Address
- Old US Hwy 10
Greycliff, MT 59033 - Nearest town
- Big Timber — about 9 mi southeast (straight line)
- Coordinates
- 45.7627, -109.7930
- Phone
- (406) 431-6112
- Sean.Flynn@mt.gov
Nearby state parks
Sources and freshness
- Montana State Parks — park page — last checked Oct 29, 2026
- Montana State Parks Find a Park list, joined with FWP 'State Park Locations' ArcGIS layer
- Wikidata
- USGS PAD-US 4.1 (boundary and acreage)
“Last checked” is when our system last read the official source. No change has been detected since this page was first published. Hours, fees and rules can change without notice — confirm with the park before you go. Methodology