MileSplit Staff May 01, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Improvement Rankings: Top New Jersey Boys Long Jump marks compared to their season’s best performances from 2025. Most Improved - Long Jump Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 +6' 8.00" Donovan Weathers Salem HS 2026 13-10.50 20-06.50 2 +5' 6.00" Jaylen Wilson Williamstown HS 2028 13-08.00 19-02.00 3 +5' 2.00" Devin Perry Timber Creek Reg. HS 2028 16-00.25 21-02.25 4 +5' 0.50" David Powell Jr J F Kennedy HS - Paterson 2028 12-02.00 17-02.50 5 +4' 10.50" Zyon Gales Mainland Regional HS 2028 15-11.00 20-09.50 6 +4' 4.0...