St. Vrain River (Lyons)
River · Colorado
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
The St. Vrain River runs through Lyons' parks with whitewater features and calm eddies for swimming. Meadow Park and LaVern Johnson Park both offer river access. It is a small-town river scene at its best.
Good to know
| Water type | River |
|---|---|
| Water temperature | cold |
| Depth | wading to ~5 ft |
| Best season | June-September |
| Fees | Free |
| Reservations required | No |
| Hours | sunrise-sunset |
| Parking | Park lots |
| Amenities | restrooms, picnic tables |
| County | Boulder County |
| Nearest town | Lyons |
| Safety notes | No lifeguard |
Map
Nearby swimming holes
Frequently asked questions
Does St. Vrain River (Lyons) require reservations?
No reservations are required at St. Vrain River (Lyons) based on current information — but verify before you go.
Is there a fee to visit St. Vrain River (Lyons)?
Reported fee info: Free. Fees can change — confirm with the official link.
When is the best time to visit St. Vrain River (Lyons)?
The best season is typically June-September.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026