Foss State Park
Lake · Oklahoma
ℹ️ Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.
About this swimming hole
Foss Lake's state park has a swim beach on a big western Oklahoma reservoir. The lake sits in open prairie with huge skies and room to roam. It is a classic western Oklahoma lake day, windy and wide open.
Good to know
| Water type | Lake |
|---|---|
| Depth | Designated swim beach |
| Best season | May-September |
| Fees | Parking pass required (~$10/day) |
| Reservations required | No |
| Hours | Daylight hours |
| Parking | State park parking pass required |
| Amenities | restrooms, swim beach, camping, trails |
| County | Custer County |
| Nearest town | Foss |
| Safety notes | No lifeguard. Lake can be choppy; swim in designated area. |
Map
Official information
Official park / agency page ↗ — check current conditions, fees, and reservations here before you go.
Nearby swimming holes
Frequently asked questions
Does Foss State Park require reservations?
No reservations are required at Foss State Park based on current information — but verify before you go.
Is there a fee to visit Foss State Park?
Reported fee info: Parking pass required (~$10/day). Fees can change — confirm with the official link.
When is the best time to visit Foss State Park?
The best season is typically May-September.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026