She is the reigning National Pro Fastpitch Pitcher of The Year after being drafted #3 overall in 2013 and currently ranks top-10 in career wins, ERA, WHIP and fielding percentage and is on the roster for the independent softball team the USSSA Pride.

The Bears returned to the Women's College World Series with Henderson's arm and earned a victory before losing to the Florida Gators on June 4.

1 seed and make it the semifinals of the World Series before being eliminated on June 3 by the eventual champions the Alabama Crimson Tide.

In a victory against the Indiana Hoosiers on February 10, she would embark on a 25 consecutive win streak that was halted by the Arizona Wildcats on April 3.

[14] For the streak she pitched 167.1 innings and surrendered 93 hits, 16 earned runs, 28 walks and struck out 170 batters for a 0.67 ERA and 0.72 WHIP while holding opponents to .158 batting average.

[17] Henderson would graduate as the Cal career wins leader and rank top-5 in strikeouts, shutouts and innings pitched.

For that streak, Henderson tossed 96.1 innings pitched and accumulated 47 hits, 8 earned runs, 18 walks and 72 strikeouts for a 0.58 ERA and 0.67 WHIP.

[24] During the 2019 season, she was again named the NPF Pitcher of The Year and won back-to-back Cowles Cup Championships, contributing 5 shutout innings.