There are tons of great trails in the Prescott area, here are some resources to help you find them.

name category description
avenza app This app allows you to view GPS enabled maps for offline navigation. Prescott publishes several maps in their store, available for free. Check out their YouTube channel for all the great features in this app
Prescott Trailmaps website Website with topographical maps of many area trails, they also offer sites for other areas in Northern AZ
City of Prescott website Official city website, with a bunch of PDF maps, some, if not all of these maps can be loaded into Avenza
TrailForks app