MileSplit Staff Apr 17, 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 York Boys 1600m marks compared to their season’s best performances from 2025. Most Improved - 1600 Meter Run Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -1:36.63 Rowan Calardo New Paltz HS 2028 6:33.89 4:57.26 2 -1:14.52 Riley Fiske Pawling High School 2028 6:34.75 5:20.23 3 -1:05.52 Juan Montezuma Maspeth High School 2028 7:36.68 6:31.16 4 -1:05.38 Marshall Brown Rye Country Day School 2028 5:35.36 4:29.98 5 -1:03.16 Caspian Pierce Nottingham 2028 6:22.34 5:19.18 6 -1:03.00 Ryan ...