Stone Ridge

While attending Stone Ridge School of the Sacred Heart, Katie twice set the American and US Open record in the 500-yard freestyle and twice set the national, high-school record in the 200-yard freestyle. Katie finished her high-school career as the holder of the Stone Ridge school record in every swimming event except the 100-meter breaststroke.

These are the school records that Katie held when she left Stone Ridge in 2015. Times will not be updated to reflect any broken records after she left.
50 Free 23.19
2015
100 Free 49.45
2015
200 Free 1:41.45
2015
500 Free 4:26.58
2015
100 Fly 54.38
2013
100 Back 59.06
2014
200 IM 1:57.88
2015
200 Medley Relay
Garcia, Kronfli, Haley, Ledecky
1:49.13
2013
200 Free Relay
Gasaway, Haley, Garcia, Ledecky
1:36.14
2014
400 Free Relay
Gasaway, Haley, Garcia, Ledecky
3:30.36
2014