Sullivan, Wisconsin — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Sullivan, Jefferson County.
| City | Sullivan |
| State | Wisconsin (WI) |
| County | Jefferson |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 43.012785 |
| Longitude | -88.588156 |
| Population | 663 |
| Density | 241.6 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 53178 |
| Area Code | 608 |
| County Seat | Jefferson |
| School District | Jefferson School District |
Sullivan is a locality in Jefferson County, Wisconsin, United States. It is a small community with a population of 663. The population density is 241.6 people per km². Sullivan is located at 43.0128°N, 88.5882°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 53178.
Sullivan rests in a land of broad, patient skies, where the earth rolls in gentle swells beneath a canopy of oak and maple. It lies 18.0 miles west of Waukesha, WI (from Waukesha, WI: bearing 270°T), and is situated 8.2 miles south-south-west of Oconomowoc. The air here carries the scent of damp soil and ripening corn, a fragrance that deepens with the coming of dusk, when the sunlight bleeds gold across the western horizon. Fields, meticulously tended, stretch like patchwork quilts to the distant tree lines, punctuated by farmsteads that stand as stoic sentinels against the wind. The very character of Sullivan is etched in the quietude of these open spaces, in the way the wind sighs through the tall grasses and the profound silence that falls with the coming of night. The history of Sullivan is intertwined with the rich agricultural bounty of Jefferson County, a legacy that continues to shape its identity. Early settlers, drawn by the fertile land, established a community built on hard work and the simple rhythms of the seasons, a spirit that still hums beneath the surface of everyday life. While farming remains a cornerstone, the local economy has diversified over time, finding its footing in small businesses and a growing appreciation for the natural beauty that surrounds Sullivan. The nearby lakes and Kettle Moraine State Forest offer a constant invitation to explore, their waters and wooded trails a quiet testament to the enduring appeal of this place.
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This page provides an interactive Google map of Sullivan, Wisconsin with street, satellite and terrain views and integrated Street View imagery. 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 Sullivan and Jefferson County.
Detailed location data for Sullivan includes the ZIP code (53178), telephone area code (608), county seat of Jefferson County (Jefferson), and school district assignment (Jefferson 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 Sullivan is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 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. |