RHS consistently has strong showings on standardized tests including Measures of Student Progress (MSP) and High School Proficiency Exams (HSPEs).

[16] Paula Ferguson, the orchestra director at RHS, received the Symetra Heroes in the Classroom Award in 2012 for outstanding leadership and instructional skills.

[17] Sandy Hargraves, a math teacher, received the Edyth May Sliffe Award for Distinguished High School Mathematics Teaching in 2009.

[20] Town also received the Green Prize in Public Education by the NEA for the program, which has prevented the emission of 1.5 million tons of carbon dioxide, and has since included over 150 schools worldwide.

[21] In June 2019, Redmond High School won several awards in its participation in Microsoft's annual Hunt the Wumpus competition.

[31] In 2014, the Redmond High School Orca Bowl team also enjoyed great success placing second at the state level.

Redmond High School's sports department participates in the Washington Interscholastic Activities Association's Kingco Athletic Conference, at the 4A level.

Redmond had previously been a member of the Kingco 4A level from 1997 to 2015, was moved to 3A for the 2016-2018 cycle after 22 schools chose to opt up to 4A, and returned to 4A for the 2018-2019 season.

[38] Redmond High School Pep Band is organized yearly to play at home football and basketball games.