Welcome to Janesville, founded in 1835 and home to approximately 3,434 residents. This charming town boasts a rich history, being the birthplace of former Speaker of the House, Paul Ryan. As a sister city to Beloit, Janesville offers a small-town feel with big city amenities. Explore the historic downtown, enjoy local farm-to-table dining, and take in the natural beauty of the Rock River that winds through the town.