The original building was constructed in 1972 as a Junior High School. In 1978, the town voted to create a separate high school for the town's students, instead of sending them to Pinkerton Academy in Derry and Memorial High School in Manchester. The building then became a combination Junior/Senior High School. In 1982, a new Junior High School was built nearby, and the original building adopted its current ninth through twelfth grade system. The school has received several additions, including a separate two-story gymnasium which opened in January 2003.
Londonderry High School is the only high school in the Londonderry School District under the authority of School Administrative Unit (SAU) #12 of New Hampshire. The district superintendent is Nate Greenberg.
Londonderry High School is administered through a house system, comprising four houses based on last name. Each assistant principal is in charge of one house; however, they all help with the day-to-day running of the school.
The principal of the school is Jason Parent. Assistant Principals are Abbey Sloper, Greg Warren, Amity Ferraro, and Katie Sullivan.
The school day at Londonderry High School is divided up into eight 45 minute periods (A-H). Classes begin at 7:20am and end at 1:58pm. The school offers many different accelerated programs, such as Project Running Start or Project Lead the Way, which help students transition into tertiary education or careers. AP and Honors credit are offered as well, which are weighted into a student's GPA.
Londonderry High School has 36 different athletic teams, ranging from the varsity level to freshman teams, and covering three sports seasons: fall, winter and spring. All of the sports schedules for Londonderry can be found on the Londonderry Athletics sports page. Links to booster clubs that support the different athletic teams at Londonderry can be found at the Londonderry School District website.
Londonderry High School's Baseball team has consistently been one of the top programs in the state. In 2014 the Varsity program won its 5th State Championship. The team is coached by Brent Demas.
Londonderry High School's boys cross country team has won more New England titles than any other team in the state. They are best known for their 1990-1999 campaign "Team of the 90's" with top runner John Mortimer who was ranked No.1 nationally in high school cross country.
Londonderry High School's boys track and field team has totaled over 25 state Class L titles, indoor & outdoor, since the program was initiated in the 1980s. It is one of Londonderry's most successful sports program, it has produced 4 All-Americans and sent numerous athletes to NCAA Division I sports programs. Steve Carroll of the class of 2009, holds the state record in the 400 meter dash.
Londonderry High School's boys varsity soccer team is considered one of the top powerhouses in the state, frequently finishing near the top of the standings and winning the Class L championships in 1996 and 1999. Finishing as runners up several times in the past few years also.
Londonderry High School's gymnastics team placed 2nd in the state ('06-'07) and then beat the state champions, Salem High School, in the New England Regionals, placing 4th (Salem placing 7th). Also winning states in 2015, having a slight edge over Derry (Pinkerton Academy) This is the first time since 2001 that they accomplished so much.
Londonderry High School tennis is one of the premier teams in Class L, winning the state title in 2010 and 2012. Coached by Bill Knee and Skip Burbine
The Londonderry High School ice hockey team is coached by Peter Bedford.
Londonderry's lacrosse program has boys' freshmen, JV, and varsity, and girls' freshmen, JV, and varsity teams.
Londonderry's football program has boys' freshman, JV and varsity. The team is coached by Jim Lauzon.
The school's major rivals are the Astros from Pinkerton Academy in Derry, New Hampshire, the Blue Devils from Salem High School in Salem, and the Owls from Timberlane Regional High School in Plaistow.
The Londonderry High School is particularly notable for its Lancer Marching Band and Colorguard, which is the second largest marching band in all of New England and the seventh largest east of the Mississippi, consisting of 280 members. The Lancers have gained fame through performances across the country and around the world, including four performances at the Tournament of Roses Parade in Pasadena, California. On October 21, 2016, the band was invited to perform in the 129th Tournament of Roses Parade in 2018.
The band marches in the New York St. Patrick's Day Parade annually. In 2009 they were honored with an invitation to march in Ireland's St. Patrick's Day parade but graciously declined it and performed in New York for a 14th time. The Lancers participated in the pre-game festivities at the 2008 Summer Olympics in China when they marched on the Great Wall of China. The band has traveled to Washington, D.C. and had the honor to march in the 2009 and 2013 inauguration parades for President Barack Obama on January 20 and 21, respectively.
Notable performances:New York St. Patrick's Day Parade - 21 Performances
Walt Disney World - 1996, 2001, 2006, 2013, 2015
Orlando Citrus Parade - 2002, 2015
Miss America Show us your Shoes Boardwalk Parade in Atlantic City, NJ. - 2002
Washington DC St. Patrick's Day Parade - 2013
Londonderry High School's FIRST Robotics Team 1058 began as the "Dragoons" during the 2003 FRC competition season playing "Stack Attack". During the 2004 season, Team 1058 changed their name to the "PVC Pirates" due to their robot design resembling a sailing ship when full deployed. This novel design is still remembered by many local FRC alumni. Team 1058's innovative designs have received recognition over the years due to the team's focus on innovation and engineering excellence. Team 1058 has been to the FRC Championship competition three times in its nine year history.
In 2012, Team 1058 won the Granite State Regional Chairman's Award, the most prestigious regional award, due to the team's significant outreach efforts. In 2014, Team 1058 won the Northeastern District Chairman's Award.
The LHS math team placed first in the New Hampshire State Mathematics Competition in 1992-1993, 2006-2007, 2007–2008 and 2010-2011. The team finished 12th in the New England Mathematics Competition. The team, led by Coach Mike Wenger, also finished second in the Tri-State Math League for the year's competition.
Londonderry has a quizbowl team that participates in the Granite State Challenge television program. The team won the championship in 1984 under the leadership of James Choquette. In the 2006-2007 season the team advanced to the semi-finals before being knocked out by Hanover. The team also competes in the New Hampshire Quiz Bowl League and in 2007 finished first among at-large teams to make the playoffs, and placed fourth out of eight teams. The 2007-2008 team finished first in their division with a victory at their home meet.Ant, comedian
Ryan Griffin, tight end for the Houston Texans
Brian Wilson (class of 2000), former relief pitcher for the San Francisco Giants and Los Angeles Dodgers