| Washington Park Historic District | |
| Nrhp Type: | HD |
| Nocat: | y |
| Coordinates: | 40.6178°N -74.4353°W |
| Architect: | Charles H. Smith |
| Architecture: | Second Empire, Queen Anne, Shingle Style |
| Added: | April 9, 1987 |
| Refnum: | 87000603 |
| 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: | March 4, 1987 |
| Designated Other1 Number: | 2574[1] |
| Designated Other1 Num Position: | bottom |
| Designated Other1 Color: |
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The Washington Park Historic District is a 100acres historic district located in the borough of North Plainfield in Somerset County, New Jersey. It was added to the National Register of Historic Places on April 9, 1987, for its significance in architecture, landscape architecture, and community planning. Featuring houses built from 1868 to 1917, the district includes 145 contributing buildings.[2]
The district is in a residential area of North Plainfield, bordered by the Stony Brook, the Green Brook, and Grove Avenue. The houses display a variety of Late Victorian styles. The house at 11 Rockview Avenue was built in the 1860s as a Downingesque "Swiss" cottage. The houses at 12 and 16 Rockview Avenue were built 1882–1894 and feature Late Victorian Eclectic style. The house at 32 Rockview Avenue was built 1882–1894 with Second Empire style and features a mansard roof. The Church of the Holy Cross, an Episcopal Church, was built 1868–1869 with Carpenter Gothic style.[2]