| Whitehouse–Mechanicsville Historic District | |
| Nrhp Type: | hd |
| Nocat: | yes |
| Coordinates: | 40.6214°N -74.7594°W |
| Added: | March 17, 2015 |
| Refnum: | 15000093 |
| Designated Other1 Name: | New Jersey Register of Historic Places |
| Designated Other1 Abbr: | NJRHP |
| Designated Other1 Link: | New Jersey Register of Historic Places |
| Designated Other1 Date: | December 2, 2014 |
| Designated Other1 Number: | 5385[1] |
| Designated Other1 Num Position: | bottom |
| Designated Other1 Color: |
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The Whitehouse–Mechanicsville Historic District is a historic district located along old New Jersey Route 28, Mill, Lamington and School Roads in Whitehouse and Mechanicsville, unincorporated communities in Readington Township, Hunterdon County, New Jersey. It was added to the National Register of Historic Places on March 17, 2015 for its significance in architecture and community development. The district includes 140 contributing buildings.[2]
The villages of Whitehouse and Mechanicsville developed along the 1806 stage coach route, then known as the New Jersey Turnpike, that went between Easton, Pennsylvania and New Brunswick, New Jersey.[3]
The Whitehouse United Methodist Church, originally known as the Mechanicsville Methodist Episcopal Church, was built with Italianate style. The house at 20 Old Highway 28 was built with Italianate and Greek Revival styles. The Ryland Inn was built with Gothic Revival style with Italianate influences.[2]