Gibbs Lake Park Location 9103 West Gibbs Lake RoadJanesvilleWI53545 Next Event Friends of Rock County Parks Ride - May 17 - 7:00 am - 2:00 pm Loading Map.... Gibbs Lake Park9103 West Gibbs Lake Road - JanesvilleEvents 42.785518 -89.181066 Upcoming Events Friends of Rock County Parks Ride - May 17 - 7:00 am - 2:00 pm