Janesville, 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 Janesville, Rock County.
| City | Janesville |
| State | Wisconsin (WI) |
| County | Rock |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 42.682788 |
| Longitude | -89.018722 |
| Population | 71,973 |
| Density | 733.5 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 53545, 53546, 53547, 53548 |
| Area Code | 715 |
| County Seat | Janesville |
| School District | Janesville School District |
Janesville is a locality in Rock County, Wisconsin, United States. It has a population of 71,973. The population density is 733.5 people per km². Janesville is located at 42.6828°N, 89.0187°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 53545.
Janesville unfolds across a landscape of gentle, rolling terrain, a place where the Rock River, a ribbon of cool, brown water, carves a patient path through fertile plains. It lies 12.1 miles north of Beloit, WI (from Beloit, WI: bearing 3°T), and is situated 7.4 miles south-south-west of Milton. The air here, especially in the hushed moments before dawn, carries the scent of damp earth and the distant, sweet perfume of ripening corn, a palpable reminder of the land's enduring generosity. Mature oaks, their branches reaching like ancient arms, punctuate the fields and line the residential streets, offering a dappled shade that softens the bright Wisconsin sun. In the early evening, the sky above Janesville often deepens into shades of bruised plum and soft rose, a fleeting artistry that mirrors the quiet resilience of the community. This was a place forged by ambition and hard work, a testament to the pioneering spirit that settled the rich Wisconsin soil. Janesville became known as the "Beloit Gateway," a hub connecting agricultural bounty to broader markets, its economy once buoyed by the robust manufacturing of farm machinery, a legacy still whispered in the industrial districts. The city's character is deeply intertwined with its agricultural roots, evident in the surrounding patchwork of farms and the enduring appreciation for the changing seasons. Though industries have shifted, a sense of grounded practicality persists, a quiet pride in craftsmanship and a neighborly spirit that still defines the everyday cadence of Janesville.
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This page provides an interactive Google map of Janesville, 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 Janesville and Rock County.
Detailed location data for Janesville includes the ZIP code (53545), telephone area code (715), county seat of Rock County (Janesville), and school district assignment (Janesville 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 Janesville 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. |