Piazza Park is located downtown on the north side of Third Avenue between Burnett Avenue and Logan Avenue. Situated on less than an acre of property, the park features a combination of paved surfaces, landscaping, benches, boulders, trees, and raised seat walls.

The park is a community gathering place for downtown residents, provides open space for special events and activities such as the Renton Farmers Market, June to September.

At the north end is the Renton Pavilion Event Center, a privately run facility, which is available for rent.