The 2017 USAFL Nationals are headed to San Diego, California on October 20 -22. The Surf Cup Sports Park (formerly San Diego Polo Fields) is located at 3885 Via De La Valle, Del Mar, California 92014 in Google Maps for directions to the parking entrance. From Interstate 5 take the Via De La Valle exit. Go East on Via De La Valle. 2.8 miles down the road you will see the entrance to the sports park off of Via De La Valle.