The Coon Rapids Dam Regional Park is located at 9750 Egret Blvd in Coon Rapids. This park is attached to the Mississippi Gateway Regional Park in Brooklyn Park by the walking path over the dam.
The park features hiking, a boat launch, cross country skiing, fishing, a playground and they hold a concert series at pavilion 3 each summer. There is a visitor center with rest rooms. Park entry is $6 per day or $30 for an annual pass.
More info can be found on the Anoka County Parks web page.