Welcome to Lower Merion High School!
...a storied academic institution & testament to the importance of world-class public education. A fiercely proud, tight-knit educational community, we have blazed a bold path of innovation & achievement since our doors first opened more than a century ago. We're proud of our reputation for academic excellence & passionate about learning and leading.
Lower Merion High School has earned the No Place for Hate designation from the Anti-Defamation League for their commitment to celebrating diversity, championing inclusion, and challenging bias and bullying at all levels!
Lower Merion High School’s crew team enjoyed an outstanding postseason, delivering strong performances at the Philadelphia City Championships and Stotesbury Cup Regatta before capping the spring with three top-five finishes at the 2026 SRAA Scholastic National Championship Regatta!
The LM Players recently delivered a fantastic spring production of Miss Holmes during a four-show run in the Aces' auditorium!
Students representing LMSD's National Society of Black Engineers (NSBE) Jr. chapter turned in a remarkable performance at the 2026 NSBE Annual Convention in Baltimore, capturing the VEX V5 Robotics Tournament Championship, the VEX V5 Robotics Skills Award and the VEX V5 Excellence Award to earn a spot in the World Championships!
Lower Merion High School recently hosted the 12th annual CodeLM programming competition at Fluxspace in Norristown, bringing together more than 100 student programmers from over a dozen high schools across the Greater Philadelphia area!
Junior Elliott Boldin took home the title of Amazing Ace at the 16th annual installment of this fun-filled philanthropic competition, as the LM community raised more than $14,000 for a collection of worthy causes!
Announcements & Events
Featured Stories
![Several coaches in track jackets and caps stand in a row]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1781276938/lmsdorg/pko6w2wms6ydobypndvm/6026.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1781276938/lmsdorg/pko6w2wms6ydobypndvm/6026.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1781276938/lmsdorg/pko6w2wms6ydobypndvm/6026.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1781276938/lmsdorg/pko6w2wms6ydobypndvm/6026.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1781276938/lmsdorg/pko6w2wms6ydobypndvm/6026.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1781276938/lmsdorg/pko6w2wms6ydobypndvm/6026.jpg","width":2048}])
Longtime LMHS Girls Track Coach receives a special honor at the Penn Relays
- LMHS Athletics News & Announcements
- LMHS Featured News
- LMHS In The News
- LMSD In The News
![Collage of three images: seniors from LM and Harriton pose for a group picture at Penn Valley, seniors from LMHS pose for group pictures at Cynwyd and Penn Wynne]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1781025201/lmsdorg/ce9vgwcdglurw2lqfwrf/Untitleddesign46.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1781025201/lmsdorg/ce9vgwcdglurw2lqfwrf/Untitleddesign46.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1781025201/lmsdorg/ce9vgwcdglurw2lqfwrf/Untitleddesign46.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1781025201/lmsdorg/ce9vgwcdglurw2lqfwrf/Untitleddesign46.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1781025201/lmsdorg/ce9vgwcdglurw2lqfwrf/Untitleddesign46.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1781025201/lmsdorg/ce9vgwcdglurw2lqfwrf/Untitleddesign46.png","width":1856}])
Before officially becoming Aces and Rams alumni, members of the Class of 2026 returned to their elementary alma maters at Penn Valley, Penn Wynne and Cynwyd for a series of full-circle celebrations.
- Cynwyd Elementary Featured News
- Harriton Featured News
- LMHS Featured News
- LMSD Featured News
- Penn Valley Featured News
- Penn Wynne Featured News
![LM seal with words "State Track & Field Champs!" over two photos of athletes on podiums]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1780668590/lmsdorg/qz5lhado33mahflcsc0c/StateTrackFieldChamps.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1780668590/lmsdorg/qz5lhado33mahflcsc0c/StateTrackFieldChamps.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1780668590/lmsdorg/qz5lhado33mahflcsc0c/StateTrackFieldChamps.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1780668590/lmsdorg/qz5lhado33mahflcsc0c/StateTrackFieldChamps.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1780668590/lmsdorg/qz5lhado33mahflcsc0c/StateTrackFieldChamps.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1780668590/lmsdorg/qz5lhado33mahflcsc0c/StateTrackFieldChamps.png","width":2000}])
LM's Track and Field team had a great showing at the state championships
- LMHS Athletics News & Announcements
- LMHS Featured News
- LMHS In The News
- LMSD In The News
![Collage for Lower Merion High School’s 2026 Commencement featuring graduates in maroon caps and gowns celebrating, posing with classmates and staff, and holding diplomas at Villanova University’s Finneran Pavilion. The center panel includes the Lower Merion High School seal and the words “Lower Merion High School 2026 Commencement.”]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1780606036/lmsdorg/av0chvknrppunllsuur4/1_8.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1780606036/lmsdorg/av0chvknrppunllsuur4/1_8.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1780606036/lmsdorg/av0chvknrppunllsuur4/1_8.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1780606036/lmsdorg/av0chvknrppunllsuur4/1_8.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1780606036/lmsdorg/av0chvknrppunllsuur4/1_8.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1780606036/lmsdorg/av0chvknrppunllsuur4/1_8.png","width":1856}])
Lower Merion High School held its 2026 Commencement Exercises at Villanova University’s Finneran Pavilion, where 415 seniors proudly crossed the stage to receive their diplomas and officially become Aces alumni!
- LMHS Featured News
- LMHS In The News
- LMSD Featured News