With nearly a mile of Rock River frontage, Happy Hollow County Park has a variety of habitats including wetlands, grasslands and wooded areas, and is a popular place to fish or birdwatch. The four miles of trails can be used for hiking and horseback riding from dawn to dusk.

  • 206 acres
  • Restrooms
  • Picnic Tables
  • Trails
  • Boat Launch
  • Fishing
  • River Setting
  • Scenic Views
  • Wooded
  • Pets Allowed

Hours: The park is open from 5am to 10pm.
Address: 1731 W Happy Hollow Rd - Janesville - WI, 53546
Phone: 608-757-5451
Fax:  608-757-5470