Unionville, Sullivan County
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| City | Unionville |
| State | New York (NY) |
| County | Sullivan |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 41.857036 |
| Longitude | -74.563213 |
| Density | N/A /km² |
| Incorporated | N/A |
| ZIP Code(s) | 12740, 10988 |
| Area Code | 845, 914 |
| County Seat | Monticello |
| School District | Minisink Valley Central School District |
Unionville is a locality in Sullivan County, New York, United States. Unionville is located at 41.8570°N, 74.5632°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 10988.
Unionville rests in a hollow, a quiet embrace of hills that cradle its modest homes and the gentle curve of the Wallkill River. It lies 26.2 miles north-west of Wallkill, NY (from Wallkill, NY: bearing 312°T), and is situated 3.0 miles east-north-east of Neversink. The landscape here is a study in subtle greens and browns, of broad, fertile fields that yield to the thicker, darker woods climbing the slopes. Sunlight, when it breaks through the often-clouded skies, has a way of catching the dew on the late summer grass, transforming it into a brief, shimmering carpet before it evaporates into the cool, damp air. The very ground seems to breathe with a slow, steady pulse, the air carrying the faint, sweet scent of drying hay and the distant murmur of water over stones. This place, Unionville, carries the echoes of a working past, of farms and small industries that once pulsed with a more vigorous energy. The Wallkill, a constant companion, has long been a source of life and a silent witness to the passage of generations, its waters once powering mills that are now only memories etched into the stone foundations. The land itself, a rich loam, still speaks of its agricultural heritage, and though the dominant hum is now of quietude, the roots of resilience run deep, a testament to the enduring spirit of those who have called this valley home.
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This page provides an embedded street and satellite map of Unionville, New York — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 41.857036, -74.563213. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Unionville and Sullivan County.
Detailed location data for Unionville includes the ZIP code (12740), telephone area code (845, 914), county seat of Sullivan County (Monticello), and school district assignment (Minisink Valley Central School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Unionville is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |