| Sunnyside | |
| Location: | 72 E. Main St., Richfield Springs, New York |
| Coordinates: | 42.8519°N -74.9783°W |
| Built: | 1890 |
| Architect: | Williams, John |
| Architecture: | Shingle Style |
| Added: | March 10, 1988 |
| Refnum: | 88000211 |
Sunnyside, also known as the S.D. Styles Summer Residence, is a historic home located at Richfield Springs in Otsego County, New York. It was built in two stages in 1890 and 1909 and is a dwelling in the Queen Anne style. It is a 2-story frame house with a shingled exterior. The house is composed of a full 2-story, gable-roofed main block with a -story east addition with a hipped roof. Also on the property is a small carriage barn.[1]
It was listed on the National Register of Historic Places in 1988.