Mianus River State Park
- Status
- Status not posted
- Entrance fee
- Free entryAnnual pass available
- Day-use reservations
- None mentioned
- Dogs
- Not stated — check with park
- Camping
- None listed
- Official site
- portal.ct.gov
Official page last checked Oct 30, 2026. How we keep this current
Overview
Mianus River State Park is a 527-acre park.
Visitors come for horseback riding, biking, fishing, and hiking.
Fees and passes
The park lists no entrance fee.
Connecticut park passes
- Passport to the Parks — free parking for CT-registered vehicles (funded by an $8/yr vehicle registration fee from July 1, 2025). Day-use parking at all CT State Parks and Forests Details
- Out-of-state vehicle season pass — $112. Season parking for out-of-state vehicles (as listed on park fee boxes) Details
From the Connecticut state guide. Confirm which passes this park accepts.
Reservations
- Day use
- No day-use reservation requirement mentioned
- Booking system
- ReserveAmerica (connecticutstateparks.reserveamerica.com)
- Phone
- 1-877-668-CAMP (2267)
We link to the official booking system rather than showing live availability, which changes minute to minute.
Things to do
BikingFishingHikingHorseback riding
Amenities
Facilities
- Parking
Recreation
- Horse trails
✓ 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
Directions from the park
From the junction of Route 104 and Route 15 (Merritt Parkway, Exit 34), proceed north on Route 104 for 3.1 miles and turn left on Riverbank Road. Follow this road for 5.1 miles (noting that in 3.4 miles, the name changes to Westover Road.) Turn right on Merribrook Lane and follow 0.2 mile to the small parking areas on either side of the road.
Sources and freshness
- Connecticut State Parks and Forests — park page — last checked Oct 30, 2026
- DEEP 'Find a Park or Forest by Name' list (portal.ct.gov) merged with the ctparks.com ParkFinder search service
“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