Regionals/California/Orange County
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| Current Victor: | El Camino Real Charter High School |
| National Titles: | 1982•1983•1987•1989•1994•1995 1998•1999•2001•2003•2004•2005 2006•2007•2008•2009•2010•2011 2012•2013•2014•2015•2016•2017 2018•2019•2021•2022•2023 |
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| LAUSD • Fresno • Ventura • Los Angeles Bay • San Bernardino • Orange • Kern San Diego • Riverside • Sacramento Stanislaus • So Cal Private • More... | |
Orange County is located in the Los Angeles metropolitan area in southern California. It is the birthplace of Academic Decathlon, founded by superintendent Dr. Robert Peterson in 1968.
| Orange County | |
|---|---|
| |
| Current Victor: | Woodbridge High School |
| Official Website | |
| 1968•1970•1988•1991•1997•1998•1999 2000•2001•2002•2003•2004•2005•2006 2007•2008•2009•2010•2011•2012•2013 2014•2015•2016•2017•2018•2019•2020 2021•2022•2023•2024 | |
| 2015•2016•2017•2018•2019•2020 2021•2022•2023•2024•2025 | |
Regional Results for Orange County, 1979 - Present
*NOTE: All of the years are given in the year of the State competition. From 1979-1984, the County and State competitions were held in November and December respectively. From 1986-1997, the County competition was held in November and the winner went to State the following spring. From 1998 till the present, the County and State competitions were held in the same year.
**COVID-19 Online Competition.
| Year | Winner | Regionals Score | State Score | Nationals Score | Coaching |
|---|---|---|---|---|---|
| 2024 | Woodbridge High School | 44,488.6 | 43,068.5 | DNC | Samuel Lee, Mike Nakaue, Shan Wu |
| 2023 | Woodbridge High School | 45,208.8 | 46,378.4 | DNC | Mike Nakaue, Shan Wu, Samuel Lee |
| 2022 | Woodbridge High School | 44,624.3** | 44,243.2** | DNC | Mike Nakaue, Shan Wu |
| 2021 | University High School | 44,289.9** | 45,148.2** | DNC | Chris Esposito |
| 2020 | Woodbridge High School | 47,177.1 | 41,742.8** | DNC | Mike Nakaue, Shan Wu |
| 2019 | Woodbridge High School | 47,590.6 | 47,679.2 | DNC | Mike Nakaue, Shan Wu |
| 2018 | Woodbridge High School | 46,700.3 | 47,501.9 | DNC | Mike Nakaue, Shan Wu |
| 2017 | Woodbridge High School | 47,988.4 | 47,768.6 | DNC | Mike Nakaue, Shan Wu |
| 2016 | Canyon High School | 46,400.5 | 48,233.8 | DNC | Khoa Dao |
| 2015 | Westminster High School | 46,631.8 | 45,872.1 | DNC | Carol Sebastian, Eric Brothwell |
| 2014 | Valencia High School | 42,661.3 | 43,998.4 | DNC | Fred Jenkins, Sam Myovich |
| 2013 | Westminster High School | 44,122.3 | 42,797.1 | DNC | Carol Sebastian |
| 2012 | Valencia High School | 43,598.0 | 44,328.4 | DNC | Fred Jenkins, Sam Myovich |
| 2011 | Westminster High School | 44,565.6 | 44,064.3 | DNC | Carol Sebastian |
| 2010 | Westminster High School | 42,129.0 | 41,008.7 | DNC | Carol Sebastian |
| 2009 | Valencia High School | 43,720 | 43,456.3 | DNC | Kay Kerby, Fred Jenkins |
| 2008 | Westminster High School | 42,093 | 42,807.9 | DNC | Carol Sebastian |
| 2007 | Westminster High School | 43,509.0 | 41,617.9 | DNC | Carol Sebastian |
| 2006 | Woodbridge High School | 43,371.0 | 41,226.2 | DNC | Mike Nakaue, Janet Eichsteadt |
| 2005 | Trabuco Hills High School | 41,948.0 | 42,855.4 | DNC | Janet Hooper? |
| 2004 | Marina High School | 43,554.0 | 42,526.5 | DNC | Alex LaPointe |
| 2003 | Marina High School | 42,463 | 40,915.9 | DNC | Robert Grebel |
| 2002 | Marina High School | 44,309 | 45,108.4 | DNC | Robert Grebel |
| 2001 | Los Alamitos High School | 41,780 | 40,708 | DNC | ? |
| 2000 | Laguna Hills High School | 46,365 | 46,319 | DNC | Kathy Lane, Roger Gunderson? |
| 1999 | Laguna Hills High School | 46,985 | 48,431 | DNC | Kathy Lane, Roger Gunderson? |
| 1998 | Laguna Hills High School | ? | 45,298 | DNC | Kathy Lane, Roger Gunderson? |
| 1997 | Trabuco Hills High School | ? | 46,315 | DNC | Janet Hooper? |
| 1996 | Laguna Hills High School | ? | 48,419 | DNC | Kathy Lane, Roger Gunderson? |
| 1995 | Laguna Hills High School | 48,505 | 46,363 | DNC | Kathy Lane, Roger Gunderson? |
| 1994 | Laguna Hills High School | ? | 43,049 | DNC | Kathy Lane, Roger Gunderson? |
| 1993 | Laguna Hills High School | ? | 46,213 | DNC | Kathy Lane, Roger Gunderson? |
| 1992 | Laguna Hills High School | ? | 46,438 | DNC | Kathy Lane, Roger Gunderson? |
| 1991 | Laguna Hills High School | 44,492 | 44,582 | 47,246 | Kathy Lane, Roger Gunderson? |
| 1990 | Laguna Hills High School | ? | 45,361 | 46,035 | Kathy Lane, Roger Gunderson? |
| 1989 | Laguna Hills High School | ? | ? | DNC | Kathy Lane, Roger Gunderson? |
| 1988 | Los Alamitos High School | 40,581 | ? | DNC | ? |
| 1987 | Foothill High School (Apr 1987) | ? | ? | DNC | Larry Minne |
| 1986 | Foothill High School (Jan 3, 1986) | ? | 44,190 | DNC | Larry Minne |
| 1984 | Foothill High School (Dec 1984) | ? | 42,702 | DNC | Larry Minne |
| 1983 | Los Alamitos High School | ? | ? | DNC | ? |
| 1982 | Los Alamitos High School | ? | ? | DNC | ? |
| 1981 | Los Alamitos High School | ? | 44,866 | N/A | ? |
| 1980 | Los Alamitos High School (Dec 1980) | ? | ? | N/A | ? |
| 1979 | Dana Hills High School | ? | ? | N/A | ? |
Regional Results for Orange County, 1968 - 1978
The inaugural California state competition took place in 1979. The state competition did not exist from 1968-1978. These are the years of the regional competition.
| Year | Winner | Score |
|---|---|---|
| 1978 | Los Alamitos High School | ? |
| 1977 | Los Alamitos High School | ? |
| 1976 | Los Alamitos High School | ? |
| 1975 | Foothill High School | ? |
| 1974 | Orange High School | ? |
| 1973 | Villa Park High School | ? |
| 1972 | Villa Park High School | ? |
| 1971 | El Modena High School | ? |
| 1970 | Rosary High Catholic School | ? |
| 1969 | Anaheim High School | ? |
| 1968 | Foothill High School | ? |
Total Regional Titles
See earlier NOTE*
| School Name | Number of Titles | Years Won |
|---|---|---|
| Laguna Hills High School | 11 | 2000, 1999, 1998, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989 |
| Los Alamitos High School | 9 | 2001, 1988, 1983, 1982, 1981, 1980, 1978, 1977, 1976 |
| Woodbridge High School | 8 | 2024, 2023, 2022, 2020, 2019, 2018, 2017, 2006 |
| Westminster High School | 6 | 2015, 2013, 2011, 2010, 2008, 2007 |
| Foothill High School | 5 | 1987, 1986, 1984, 1975, 1968 |
| Marina High School | 3 | 2004, 2003, 2002 |
| Valencia High School | 3 | 2014, 2012, 2009 |
| Trabuco Hills High School | 2 | 2005, 1997 |
| Villa Park High School | 2 | 1973, 1972 |
| Anaheim High School | 1 | 1969 |
| Canyon High School | 1 | 2016 |
| Dana Hills High School | 1 | 1979 |
| El Modena High School | 1 | 1971 |
| Rosary High Catholic School | 1 | 1970 |
| Orange High School | 1 | 1974 |
| University High School | 1 | 2021 |
Orange County Top Scorers
Individual County Champions
Bold indicates that the school was also the county champion that year.
| Year | Student | Score | School | Division |
|---|---|---|---|---|
| 2024 | Henry Robbins | 8,867.6 | Woodbridge High School | Honors |
| 2023 | Deena Sun | 9,079.6 | Woodbridge High School | Honors |
| 2022 | Melissa Tsaowimonsiri | 8,721.3 | Woodbridge High School | Honors |
| 2021 | Melissa Tsaowimonsiri | 9,237.3 | Woodbridge High School | Honors |
| 2020 | Snigdha Saha | 9,287.9 | Woodbridge High School | Honors |
| 2019 | Hannah Hui | 9,322.9 | Woodbridge High School | Honors |
| 2018 | Hannah Hui | 9,151.7 | Woodbridge High School | Honors |
| 2017 | William Tong | 8,945.6 | Woodbridge High School | Honors |
| 2016 | Akif Khan | 9,116.4 | Canyon High School | Honors |
| 2015 | Kevin Li | 9,161.1 | Woodbridge High School | Honors |
| 2014 | Andrew Ly | 8,531.0 | Westminster High School | Honors |
| 2013 | Julia Pei | 8,569.3 | Troy High School | Honors |
| 2012 | Rachel Leiken | 8,384.3 | Valencia High School | Honors |
| 2011 | Johnny Tran | 8,372.5 | Westminster High School | Scholastic |
| 2010 | ? | ? | ? | ? |
| 2009 | ? | ? | ? | ? |
| 2008 | ? | ? | ? | ? |
| 2007 | ? | ? | ? | ? |
| 2006 | Tom Yang | 9,258 | Woodbridge High School | Honors |
| ... | ||||
| 2002 | Lulu Wang | 8,166 | Marina High School | Honors |
| ... | ||||
| 1998 | Jed Biesiada | 8,631 | Marina High School | ? |
| ... | ||||
| 1991 | Winston Chang | 8,467 | University High School | Honors |
| ... | ||||
| 1988 | Paul Cash | 8,123 | Foothill High School | Honors |
| ... |
Honors
Please read the rules regarding duplicate individuals before making edits to the top 5 lists.
| Rank | Student | School | Year | Competition | Score |
|---|---|---|---|---|---|
| 1 | Andrew Nguyen | Valencia | 2016 | State | 9,356.2 |
| 2 | Iris Shen | Woodbridge | 2021 | State | 9,331.2 |
| 3 | Hannah Hui | Woodbridge | 2019 | Regionals | 9,322.9 |
| 4 | Snigdha Saha | Woodbridge | 2020 | Regionals | 9,287.9 |
| 5 | Kyle Chen | University | 2019 | State | 9,271.3 |
Scholastic
| Rank | Student | School | Year | Competition | Score |
|---|---|---|---|---|---|
| 1 | Snigdha Saha | Woodbridge | 2019 | State | 8,743.4 |
| 2 | Johnny Tran | Westminster | 2011 | Regionals | 8,372.5 |
| 3 | Jolyn Hoang | Garden Grove | 2021 | Regionals | 8,331.9 |
| 4 | Patrick Park | Woodbridge | 2017 | State | 8,308.0 |
| 5 | Alex Ballard | Trabuco Hills | 2016 | Regionals | 8,243.1 |
Varsity
| Rank | Student | School | Year | Competition | Score |
|---|---|---|---|---|---|
| 1 | Arian Kazerani | Canyon | 2016 | State | 8,297.8 |
| 2 | Sean Hoffman | Woodbridge | 2016 | State | 7,888.7 |
| 3 | Jeffrey Sau | Westminster | 2018 | State | 7,771.4 |
| 4 | Daniel Kang | Woodbridge | 2018 | State | 7,700.0 |
| 5 | Sugnan Suresh | Woodbridge | 2018 | State | 7,699.9 |
Top Individual Scorers By Division
Honors over 9,000 Points
Bold indicates that the student was also the COUNTY champion that year.
| Rank | Student | School | Year | Score |
|---|---|---|---|---|
| 1 | Hannah Hui | Woodbridge | 2019 | 9,322.9 |
| 2 | Snigdha Saha | Woodbridge | 2020 | 9,287.9 |
| 3 | Tom Yang | Woodbridge | 2006 | 9,258.0 |
| 4 | Melissa Tsaowimonsiri | Woodbridge | 2021 | 9,237.3 |
| 5 | Zion Gassner | Woodbridge | 2020 | 9,209.3 |
| 6 | Risha Bhat | Woodbridge | 2021 | 9,178.7 |
| 7 | Kevin Li | Woodbridge | 2015 | 9,161.1 |
| 8 | Hannah Hui | Woodbridge | 2018 | 9,151.7 |
| 9 | Andrew Ly | Westminster | 2015 | 9,145.4 |
| 10 | Kaitlyn Vu | La Quinta | 2018 | 9,144.3 |
| 11 | Divya Prajapati | Woodbridge | 2015 | 9,141.4 |
| 12 | Sachin Pathuri | Woodbridge | 2019 | 9,131.7 |
| 13 | Catherine Park | Valencia | 2021 | 9,126.9 |
| 14 | Alif Khan | Canyon | 2016 | 9,116.4 |
| 15 | Deena Sun | Woodbridge | 2023 | 9,079.6 |
| 16 | Sachin Pathuri | Woodbridge | 2018 | 9,069.3 |
| 17 | Iris Shen | Woodbridge | 2021 | 9,048.8 |
| 18 | Edwin Santos | Trabuco Hills | 2018 | 9,033.2 |
Scholastic over 8,000 Points
Bold indicates that the student was also the COUNTY champion that year.
| Rank | Student | School | Year | Score |
|---|---|---|---|---|
| 1 | Snigdha Saha | Woodbridge | 2019 | 8,578.6 |
| 2 | Johnny Tran | Westminster | 2011 | 8,372.5 |
| 3 | Jolyn Hoang | Garden Grove | 2021 | 8,331.9 |
| 4 | Alex Ballard | Trabuco Hills | 2016 | 8,243.1 |
| 5 | Angela Gadon | Woodbridge | 2017 | 8,191.4 |
| 6 | Vishnu Menon | Woodbridge | 2020 | 8,019.7 |
Varsity over 7,000 Points
Bold indicates that the student was also the COUNTY champion that year.
| Rank | Student | School | Year | Score |
|---|---|---|---|---|
| 1 | Arian Kazerani | Canyon | 2016 | 7,841.9 |
| 2 | Matt Smalley | Marina | 2002 | 7,465.0 |
| 3 | Daniel Kang | Woodbridge | 2017 | 7,454.3 |
| 4 | Jeffrey Sau | Westminster | 2018 | 7,413.6 |
| 5 | Alan Pham | Westminster | 2015 | 7.377.9 |
| 6 | Anthony Buschini | Esperanza | 2016 | 7,305.0 |
| 7 | Sugnan Suresh | Woodbridge | 2019 | 7,225.0 |
| 8 | Diana Che | Westminster | 2015 | 7,185.9 |
| 9 | Daniel Kang | Woodbridge | 2018 | 7,165.7 |
| 10 | Daniel Simanjuntak | University | 2019 | 7,155.3 |
| 11 | Sean Hoffman | Woodbridge | 2015 | 7,149.0 |
| 12 | Jordan Ducree | Kennedy | 2019 | 7,116.4 |
| 13 | Omar Avalos | Westminster | 2019 | 7,109.6 |
| 14 | Devin Yarak | Servite | 2021 | 7,050.6 |
| 15 | Alexis Nielson | Trabuco Hills | 2022 | 7,011.1 |
| 16 | Madelyn Rychlik | Valencia | 2015 | 7,006.0 |
