Hallock State Park Preserve
| Hallock State Park Preserve | |
|---|---|
| Type | State park, nature preserve | 
| Location | Riverhead and Southold  Suffolk County, New York  | 
| Coordinates | 40°58′59″N 72°35′20″W / 40.9831°N 72.5889°W | 
| Area | 225 acres (0.91 km2) | 
| Created | 2005 | 
| Operated by | New York State Office of Parks, Recreation and Historic Preservation | 
| Website | Hallock State Park Preserve | 
Hallock State Park Preserve (formerly Jamesport State Park) is a 225-acre (0.91 km2) state park and nature preserve located in the towns of Riverhead and Southold in Suffolk County, New York. The park is situated on Long Island's north shore, with nearly one mile (1.6 km) of beachfront facing Long Island Sound.