Capital City State Park
New Jersey’s Planned Urban Green Space — Proposed Capital State Park Behind the State House, Delaware River Waterfront Reconnection, Downtown Trenton Mercer County, Future Urban Park Vision
Capital City State Park is a planned urban green space in downtown Trenton, Mercer County, New Jersey. This proposed park, envisioned to be located behind the New Jersey State House, aims to reconnect the state capital to the Delaware River waterfront. While not yet an operational state park, the project has received state budget appropriations for design and engineering as part of broader efforts to revitalize Trenton’s waterfront. The vision includes green space behind the NJ State House linking the capital to the Delaware River, urban park amenities for Trenton residents and state employees, waterfront access and recreational opportunities along the Delaware, interpretive elements highlighting Trenton’s role as state capital, and connections to nearby historic sites including the Old Barracks Museum.
The Vision
For decades, planners have recognized that Trenton’s State House sits tantalizingly close to the Delaware River but is effectively cut off from the waterfront by roads and infrastructure. Capital City State Park aims to solve this by creating a continuous green corridor from the State House to the river. The park would serve as both a recreational amenity for downtown Trenton and a symbolic connection between the seat of government and the historic river that played such a crucial role in the American Revolution.
Current Status
As of recent legislative sessions, the project has moved through design and engineering phases with state budget support. However, the park is not yet constructed or operational. When completed, it would represent a significant urban greenspace investment in New Jersey’s capital city — a city that has long sought revitalization strategies.
Frequently Asked Questions
Is this park open yet?
No, Capital City State Park is currently in the design and engineering phase and is not yet operational.
Where will it be located?
The park is planned for the area behind the NJ State House in downtown Trenton, connecting to the Delaware River waterfront.





