Cranford maintains a spirited rivalry with Westfield High School in sports where the two compete. Some notable games looking back a to 2010 which kept the rivalry sparked were soccer and baseball county championships. After beating Westfield earlier in the year during the regular season, Cranford defeated Westfield by a score of 1–0 in the county championship. During the spring, the baseball team was able to knock off Westfield by a score of 6–5 in the county championship. Cranford trailed by as much as five runs during the game and were able to rally back to defeat their rivals.