St. Mary's County, MD · Potomac River
St. Clement's Island State Park
38370 Point Breeze Rd, Coltons Point, MD 20626
62-acre island in the Potomac reachable only by water taxi from the St. Clement's Island Museum — the 1634 landing site of Maryland's first English colonists. Picnic areas, a replica lighthouse, a 40-foot memorial cross, and quiet shorelines. Day-use only.
Today's Conditions
Great day for a beach walk.
High nettle risk · 71°F water
Water
- 71°F water — swimmable, refreshing
- High nettle risk — 3554% probability — reconsider swimming
- Bacteria elevated — recent usgs sample within 50% of epa action threshold
Best for walking today
Atmosphere
Water
Sun & Moon
Today's Tides
7-day chart →| Time | Type | Height |
|---|---|---|
| 5:20 AM | High | 2.1 ft |
| 11:19 AM | Low | 0.4 ft |
| 6:07 PM | High | 1.8 ft |
| 11:04 PM | Low | 0.6 ft |
What to Bring Today
- critical SPF 50 sunscreen UV index 9 — very high
Always remember water bottle, trash bag (leave no trace).
Beach Info
Parking
Free lot at the museum on Colton's Point; water taxi from there.
Dogs
Leashed dogs permitted on the water taxi and island.
Entry Fee
$7/person round-trip water taxi (includes museum; March 25 – Oct 31)
Address
38370 Point Breeze Rd, Coltons Point, MD 20626
Amenities
7-Day Tide Chart →
Full high/low predictions for the next week at St. Clement's Island State Park.
7-Day Weather →
Extended forecast for St. Clement's Island State Park from the National Weather Service.
Frequently Asked
Is St. Clement's Island State Park dog-friendly?
Leashed dogs permitted on the water taxi and island.
Is there an entry fee at St. Clement's Island State Park?
$7/person round-trip water taxi (includes museum; March 25 – Oct 31)
Are there lifeguards at St. Clement's Island State Park?
No lifeguards are stationed at St. Clement's Island State Park. Swim at your own risk and keep close watch on children.
What amenities are at St. Clement's Island State Park?
Amenities at St. Clement's Island State Park include water taxi access, picnic areas, replica lighthouse, trails, interpretive signage.
When is the water warmest at St. Clement's Island State Park?
The tidal Potomac peaks in late July and August at 78-82°F. Swimmable from mid-June into September.
Where is St. Clement's Island State Park located?
St. Clement's Island State Park is in St. Mary's County, MD, at 38370 Point Breeze Rd, Coltons Point, MD 20626.
Nearby Beaches
Updated · Data from NOAA, NWS