MileSplit Staff May 22, 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 California Girls 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 -2:25.00 Daniela Mayda Van Nuys (LA) 2026 8:31.00 6:06.00 2 -1:37.88 Esabella Aguinaga West Covina (SS) 2028 7:25.21 5:47.33 3 -1:35.44 Sofia Pelayo Rancho San Juan (CC) 2027 7:36.66 6:01.22 4 -1:32.86 Kailyn Proctor Fullerton Union (SS) 2026 7:33.29 6:00.43 5 -1:29.99 Kelly Martinez Perez Independence Bakersfield (CS) 2027 7:55.66 6:25.67 6