December 4–6, Various times (stay tuned for 2020 updates)

This holiday event takes place the first weekend in December each year. The 2020 event will take place on December 4-6 at various times and locations throughout the downtown. This event is brought to you through a collaboration of several, local groups, including Downtown Janesville Inc. (DJI), the City of Janesville, Hedberg Public Library, Janesville Performing Arts Center, Trinity Episcopal Church, Rotary Botanical Gardens, Boys & Girls Club of Janesville, Janesville Area Convention & Visitors Bureau, Janesville Farmers Market, JATV, Olde Towne Mall, and SSM Health.

Janesville's Jolly Jingle is a family-friendly, three-day event held throughout the whole downtown. The weekend kicks off on Friday night with the Annual tree lighting ceremony at the Marvin W. Roth Community Pavilion in Lower Courthouse Park. Saturday activities include musical performances, a Christkindl market, a vendor market, and children's events at various locations. Saturday's events conclude with a festive, lighted parade followed by fireworks. Events wrap up on Sunday with Lights of Love by SSM Health St. Mary’s Hospital-Janesville. Participants can also enjoy a Holiday Light Show at Rotary Botanical Gardens any of the three nights. For details, please visit JanesvilleJollyJingle.com.