Gunpowder Falls State Park — Hammerman Area
River · Maryland
About this swimming hole
The Hammerman Area offers a sandy, gently sloping swim beach on the Gunpowder River with notably warm water that suits kids and casual swimmers. Paddle craft rentals, showers, and shaded picnic grounds make this the most developed river-swim venue in the state's largest park. Arrive early — this beach is a regional magnet on summer weekends.
Good to know
| Water type | River |
|---|---|
| Water temperature | Warm river water in summer |
| Depth | Gently sloping shoreline, easy wading for children |
| Best season | June–August |
| Fees | State park day-use fee (typically $3–$7 per vehicle; $5–$7 weekends) |
| Hours | Park hours; check DNR site for seasonal beach hours |
| Parking | Large beach lot at the Hammerman Area; fills on weekends |
| Amenities | Showers, Restrooms, Picnic areas, Boat/kayak rentals, Trails |
| County | Baltimore |
| Nearest town | Middle River |
| Safety notes | Swim in designated beach areas only. Check with the park for any bacteria advisories on the Gunpowder River before visiting. |
Map
(approximate location)Official information
Official park / agency page ↗ — check current conditions, fees, and reservations here before you go.
Nearby swimming holes
Frequently asked questions
Is there a fee to visit Gunpowder Falls State Park — Hammerman Area?
Reported fee info: State park day-use fee (typically $3–$7 per vehicle; $5–$7 weekends). Fees can change — confirm with the official link.
When is the best time to visit Gunpowder Falls State Park — Hammerman Area?
The best season is typically June–August.
Is Gunpowder Falls State Park — Hammerman Area safe for swimming?
Reported safety notes: Swim in designated beach areas only. Check with the park for any bacteria advisories on the Gunpowder River before visiting.. There are rarely lifeguards at natural swimming holes — swim at your own risk.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026