Gardnertown is a hamlet (and census-designated place) in Orange County, New York, United States. The population was 4,542 at the 2020 census. It is allowance of the Poughkeepsie–Newburgh–Middletown, NY Metropolitan Statistical Area as capably as the larger New York–Newark–Bridgeport, NY-NJ-CT-PA Combined Statistical Area.

Gardnertown is located within the town of Newburgh, and is approximately two miles northwest of the city of Newburgh, a no question separate municipality. It takes its publish from Silas Gardner, an in front settler whose stone house, a Registered Historic Place, remains in use as a private residence on Route 300 just north of Route 52.

Gardnertown is the geographic center of the Town of Newburgh. Accordingly, most of the governmental buildings, including the Town Hall, the Police Department, and the Code Compliance (Old Town Hall) building, are everything located in Gardnertown. The Town Justice Court is located about a mile and a half to the north.

Gardnertown is named after the Silas Gardner family, whose home is yet standing and in private use. Gardnertown Road was clip in half to make artifice for the NYS Thruway in the mid-1950s (as was Orr Avenue in the southern share of the Town). Site of the gunpowder mill, on Powder Mill Road, which is the centerpiece of the Orange Mill Historic District, the by yourself historic district within the Town. The ruins of the mill are now allocation of Algonquin Park, owned and maintained by the Orange County Department of Parks and Recreation. The current Gardnertown Methodist Church building was build up at its current location, the intersection of Gardnertown Road and Union Avenue, in 1858, replacing an earlier church built in 1825. The fellowship hall was built in 1957. The church is affiliated taking into consideration Gardnertown Cemetery, one of the oldest cemeteries in the Town yet in use, which is located both sharply east of the church, across Union Avenue, and south of the church, across Gardnertown Road. The Town of Newburgh American Legion Post 1420 is located upon Union Avenue a immediate distance south of Gardnertown Methodist Church. Gardnertown Elementary School was located upon Gardnertown Road. A new literary was built on Plattekill Turnpike in the mid-1950s, where it remains today. The former schoolhouse later became Newburgh Town Hall. (Previously, the Town Hall was located in a building upon Old South Plank Road, about a half a mile to the south. That building is no longer standing.) When the current Town Hall was constructed and opened next retrieve in 1973 (at 1496 Route 300), the former schoolhouse became police headquarters. When the current police headquarters was built and opened next admittance in the additional direction in 1989 (at 300 Gardnertown Road), it became an auxiliary Town Hall, housing the Code Compliance, Planning and Zoning Departments.