Mercer Island High School
|Mercer Island High School|
|9100 SE 42nd Street|
Mercer Island, Washington
|Enrollment||1,464 (as of 2015-16)|
|Student to teacher ratio||20.3:1|
|Color(s)||Maroon & White|
|Mascot||Herbert the Snail|
|Rival||Bellevue High School (Bellevue, Washington)|
|Affiliation||Mercer Island School District|
As of the 2014-15 school year, the school had an enrollment of 1,416 students and 69.6 classroom teachers (on an FTE basis), for a student–teacher ratio of 20.3:1. There were 54 students (3.8% of enrollment) eligible for free lunch and 10 (0.7% of students) eligible for reduced-cost lunch.
Awards and recognition
During the 2006-07 school year, Mercer Island High School was recognized with the Blue Ribbon School Award of Excellence by the United States Department of Education, the highest award an American school can receive.
With average SAT scores of 635, 609, and 596 in the math, critical reading, and writing sections respectively, students who attend Mercer Island High School score just over one full standard deviation above the national average SAT score. Mercer Island also features the highest Washington Assessment of Student Learning scores statewide. Additionally, more than 90% of graduates pursue higher education, with 87% of those attending four-year institutions.
Types of class offerings include special education, fine arts, honors, world languages, career and technical education, and AP classes. KMIH 94.5 FM is a student-run radio station and also an educational class at Mercer Island High School.
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In 2011, the MIHS marching band traveled internationally to participate in the 2011 London, England New Year’s Day Parade & Festival upon royal invitation. The following year, the marching band performed in the 2012 Rose Parade.
Mercer Island High School was honored by the Washington Interscholastic Activities Association as the 3A Wells Fargo Scholastic Cup Champion for the 2005-06 school year, based on State championship victories in boys' track and field, boys' golf, boys' swimming and diving and boys' tennis.
Boys' Lacrosse has been to 10 out of the last 11 state championships and has won six of them.
Girls' Swim and Dive had an undefeated season in 2009 ending it by winning the State Championship. Boys' Swim and Dive also went undefeated in the 2009-2010 season, and went on to win their fifth consecutive State title.
The girls' and boys' tennis teams have won a combined 41 State championships since 1972. Both teams are current state champions. 
In 1981 Mercer Island Basketball Team lost the AAA State basketball final game to Shadle Park in a controversial decision. At 64-65 to Mercer Island, a last-second shot by Shadle Park "depending on who you are listening to, either clearly did or clearly didn’t beat the air horn."
Boys' swimming was rated first in its class by the 2006-07 NISCA National Dual Meet Team Rankings.
There is no longer an official school mascot. The “tropical warrior” Islander mascot of the ‘70’s was deemed to be offensive and has not been used since.
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- Bill Anschell ('77), jazz pianist and composer
- Daniel Bonjour ('99), actor, director, writer. 
- Matt Boyd, professional baseball pitcher for Detroit Tigers
- Steve Bunin ('92), ESPN commentator
- Robert Meyer Burnett ('85), film writer, director and producer, wrote and directed 1999 independent film Free Enterprise
- Travis DeCuire, basketball head coach, University of Montana
- Stanley Ann Dunham ('60), mother of former U.S. President Barack Obama
- Alex Goyette ('07), film writer, director
- Steve Hawes, played ten seasons (1974–84) in NBA for Houston Rockets, Portland Trail Blazers, Atlanta Hawks, and Seattle SuperSonics
- Adrian Hanauer, owner of Pacific Coast Feather Co., minority owner and general manager of Seattle Sounders FC.
- David Kirtman ('01), fullback for New Orleans Saints
- Darby Stanchfield, actress 
- Ben Mahdavi ('98), former NFL linebacker and long snapper
- Joel McHale ('91), actor, Jeff Winger in NBC's Community, host of E! Entertainment Television's The Soup.
- Jordan Morris ('13), player for United States men's national soccer team and Seattle Sounders FC
- Annie Parisse ('93), actress who has been featured on Law & Order and As the World Turns
- Owen Pochman ('95), football player for New York Giants and San Francisco 49ers
- Ethan Sandler ('91), writer and actor
- Dylan Smith ('03), co-founder of Box.net
- Aaron Levie ('03), co-founder of Box.net
- Anne Rosellini, film producer
- Quin Snyder ('85), head coach of NBA's Utah Jazz
- Dave Wainhouse, ('85) former MLB player (Montreal Expos, Seattle Mariners, Pittsburgh Pirates, Colorado Rockies, St. Louis Cardinals)
- Mary Wayte, ('83) Olympic gold medalist in 200m freestyle in 1984
- Sean White ('99), MLB pitcher for Seattle Mariners
- Peter Daniel Young ('95), animal rights activist
- Gillian d'Hondt, women's basketball coach, professional European women's basketball player.
- School data for Mercer Island High School, National Center for Education Statistics. Accessed December 12, 2016.
- Staff. "A snail sighting", Mercer Island Reporter, January 14, 2011. Accessed June 6, 2017. "Mercer Island High School senior Teddy Trimble is ‘Herbert the Snail,’ the Islander mascot never before seen in physical form, at its very first appearance on Friday night at the boys and girls basketball games."
- Tuinstra, Rachel. "3 Eastside schools get top honor; "Blue Ribbon" designation - Mercer Island High, Wellington, Pine Lake get national recognition", The Seattle Times, September 23, 2006. Accessed October 16, 2007.
- Blue Ribbon Schools Program: Schools Recognized 2003 Through 2007 (PDF) Archived 2009-03-26 at the Wayback Machine., United States Department of Education. Accessed May 11, 2006.
- CIBA cited as one of the best by Education Department, Journal Inquirer, November 16, 2006. "The Blue Ribbon award is given only to schools that reach the top 10 percent of their state's testing scores over several years or show significant gains in student achievement. It is considered the highest honor a school can achieve."
- Viers Mill School Wins Blue Ribbon; School Scored High on Statewide Test; The Washington Post. September 29, 2005 "For their accomplishments, all three schools this month earned the status of Blue Ribbon School, the highest honor the U.S. Education Department can bestow upon a school."
- Mercer Island High School Profile 2013-2014: " Mercer Island High School Class Profile." Retrieved January 12, 2017.
- The Seattle Times: "Eastside WASL scores mirror state's, including dips"
-  30 December 2010
- [permanent dead link] 30 December 2010
-  30 December 2010
-  30 December 2010
- [permanent dead link] 30 December 2010
- "Archived copy". Archived from the original on 2010-12-27. Retrieved 2010-12-31. 30 December 2010
- "Archived copy". Archived from the original on 2012-07-11. Retrieved 2010-12-31. 30 December 2010
-  30 December 2010
-  21 July 2015
- "WIAA 4A/3A Scholastic Cup Champions", Seattle Post-Intelligencer. Accessed October 16, 2007.
- "Archived copy". Archived from the original on 2009-05-23. Retrieved 2010-03-12. . Accessed May 14, 2012.
- WIAA State Championship History Archived 2007-09-28 at the Wayback Machine., Washington Interscholastic Activities Association. Accessed February 28, 2008. See Classifications 3A and 4A, boys and girls tennis.
- The Final Score: "Washington basketball coaches career win-loss records." Archived 2007-09-29 at the Wayback Machine. Retrieved March 22, 2007.
- "Archived copy". Archived from the original on 2009-04-03. Retrieved 2010-11-07.
- "Archived copy". Archived from the original on 2011-01-21. Retrieved 2010-11-07.
- "2006-07 NISCA National Dual Meet Team Rankings" retrieved December 28, 2007.
- "Archived copy" (PDF). Archived from the original (PDF) on 2011-09-28. Retrieved 2012-05-15. retrieved May 14, 2012.
- "Five Things You Didn't Know About Daniel Bonjour". TVOvermind. 2017-10-18. Retrieved 2018-10-04.
- Jones, Tim. "Family portraits: Strong personalities shaped a future senator, Barack Obama.", Chicago Tribune, March 27, 2007. Accessed May 21, 2008. "For Wall and a few dozen others, Obama on the campaign trail often brings to mind Stanley Ann Dunham, Obama's mother and a strong-willed, unconventional member of the Mercer Island High School graduating class of 1960."
- Steve Hawes, Basketball-Reference.com. Accessed November 28, 2007.
- David Kirtman, CSTV. Accessed December 10, 2007.
- "'Scandal' actors: Then and now". seattlepi.com. Retrieved 2016-02-27.
- "Darby Stanchfield". IMDb. Retrieved 2016-02-27.
- "'Scandal' actors: Then and now". San Antonio Express-News. Retrieved 2016-02-27.
- Brodeur, Nicole. "From Mercer Island, jumping into "The Soup"", The Seattle Times, August 22, 2004. Accessed October 6, 2007.
- Annemarie Cancelmi Archived 2008-01-19 at the Wayback Machine., As the World Turns. Accessed December 10, 2007. "Graduated from Mercer Island High School, near Seattle, WA."
- Popper, Steve. "PRO FOOTBALL; Fledgling Punter Steps Forward After Six-Year Layoff to Do the Kicking for the Giants", The New York Times, November 10, 2001. Accessed November 28, 2007. "Owen Pochman remembers the last time he stood behind the line of scrimmage waiting for the ball to be snapped to him for a punt. It was at Mercer Island High School in Washington, where, a proud Pochman says, he never had a punt blocked."
- via Mercury News. "Penny-pinching entrepreneurs changing world of venture capital", Mercury News, August 10, 2007. Accessed March 22, 2012. "Levie and Smith were 15-year-olds at Mercer Island High School near Seattle who teamed up on class projects and later made a film for fun."
- Macdonald, Moira (January 25, 2011). "Mercer Island's Anne Rosellini receives 'surreal' Oscar nod for 'Winter's Bone'". The Seattle Times. Retrieved February 12, 2015.
- via Associated press. Also as of 2014 became the coach of the Utah Jazz (Basketball team) "Missouri coach Quin Snyder resigns", The Seattle Times, February 10, 2006. Accessed May 20, 2008. "Snyder, a graduate of Mercer Island High School, spoke to his team before practice today and said he was leaving."