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Hall clocked up 8,848 meters elevation in a shade over 10 hours to beat existing record by more than two and a half hours.
The technical consultant who made biking look realistic on the screen is hoping to inspire other cyclists to clean up their roads.
Americans Leah Thomas and Katie Hall finished 1-2 in the final stage at Setmana Ciclista Valenciana as Anna van der Breggen won the overall.
Katie Hall, Kate Courtney, Alison Tetrick, and Amity Rockwell will all line up at this weekend's Grasshopper Adventure Series. What makes the gravel series so popular amongst female riders? We asked the experts.
American Katie Hall won the second stage of the Amgen Tour of California to Mt. Baldy
Boels-Dolmans manager Danny Stam says American riders have a " fighting spirit" that helps them thrive in the European peloton
Sweeping all of America's top stage races, Katie Hall was dominant in 2018, and she has a new challenge on tap for next season.
Kendall Ryan won the final stage of the Women's Colorado Classic while Katie Hall secured the overall win.
Katie Hall wins the Vail Pass time trial stage by 26 seconds and moved into the overall race lead.
Sepp Kuss absolutely smashed the field at the Larry H. Miller Tour of Utah. So is he America's next star climber?
American Katie Hall, winner of this year's Amgen Tour of California women's race, will ride for Boels-Dolmans team in 2019.
Katie Hall won the second stage of the Women's Amgen Tour of California and took the overall lead in the process.
Thomas Revard and Katie Hall (UnitedHealthcare) wrapped up the weekend with overall wins Sunday after the Sunset Loop stage.
Thomas Revard and Katie Hall win stage 2 of the Redlands Bicycle Classic, the Oak Glen circuit race.
Rob Britton of Rally Cycling and Katie Hall of United Healthcare captured overall victories at Tour of the Gila victory, while Gavin Mannion and Diane Penuela Martinez took stage honors.
American Katie Hall beats Olympic champion Anna van der Breggen in stage 2 of the Amgen Tour of California to take the GC lead.
Tayler Wiles and Evan Huffman win the Tour of the Gila overall in Pinos Altos, New Mexico.
Tour of the Gila kicked off with a modified Mogollon stage won by UnitedHealthcare's Katie Hall and Rally's Matteo Dal-Cin.
American Katie Hall has spent her entire pro career, which started in 2014, juggling school and racing. Now, racing is her focus.
Katie Hall claims her first-career GC stage race victory, defending her overall lead in the final day of racing at Tour Femenino de San Luis.
Katie Hall is on her way to winning her first career UCI stage race after a victory in stage 5, which featured an uphill finish.
Katie Hall makes it two in a row for the American contingent at the German stage race as her UHC teammate won Tuesday as well.
UnitedHealthcare's Katie Hall sprinted to win stage 1 of the first-ever Amgen Tour of California Women's Race to take the overall lead