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.
Following a lively evening of entertainment and philanthropy, Rhys Applestein and Lucia Ridgeway were crowned the 2025 AMAZING ACES as the competition raised more than $17,000 for a collection of worthy causes!
The LM Players recently took center stage with four phenomenal performances of their fall production, Cinderella, in the Aces' auditorium!
Seven LMHS student-athletes recently signed National Letters of Intent as they made their official decisions on where they will continue their academic and athletic careers!
The Aces clinched the PIAA 3A state championship with a convincing 3-0 win over Council Rock South! Finishing the season with a perfect 23-0 record, the Aces also captured both the District One and Central League titles on their way to the state crown!
Niche ranked LMSD as the #1 school district in Montgomery County, with the District & LMHS each earning "A+" grades overall! Main Line Today ranked LMHS as the #1 public high school in Montgomery County!
Announcements & Events
Featured Stories
![Two students proudly point to their project for Muckraker Madness]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1742844872/lmsdorg/pdalulvezfvw7svfq0xj/MuckrakerMadness.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1742844872/lmsdorg/pdalulvezfvw7svfq0xj/MuckrakerMadness.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1742844872/lmsdorg/pdalulvezfvw7svfq0xj/MuckrakerMadness.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1742844872/lmsdorg/pdalulvezfvw7svfq0xj/MuckrakerMadness.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1742844872/lmsdorg/pdalulvezfvw7svfq0xj/MuckrakerMadness.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1742844872/lmsdorg/pdalulvezfvw7svfq0xj/MuckrakerMadness.png","width":2200}])
As part of Women’s History Month, this creative competition challenged students to research influential female reformers, muckraking journalists, labor leaders and activists who shaped history during the late Gilded Age and Progressive Era.
- LMHS Featured News
- LMHS In The News
- LMSD Featured News
![Group photo of all five District Science Olympiad teams]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1742501223/lmsdorg/otv38njyhghjiawvehk3/TickettoStates1.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1742501223/lmsdorg/otv38njyhghjiawvehk3/TickettoStates1.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1742501223/lmsdorg/otv38njyhghjiawvehk3/TickettoStates1.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1742501223/lmsdorg/otv38njyhghjiawvehk3/TickettoStates1.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1742501223/lmsdorg/otv38njyhghjiawvehk3/TickettoStates1.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1742501223/lmsdorg/otv38njyhghjiawvehk3/TickettoStates1.png","width":1856}])
Bala Cynwyd & Black Rock finished in first and second place in the middle school division, while Harriton & LM took home gold and silver, respectively, at the high school level! All five schools secured bids to the State Championships!
- Bala Cynwyd Featured News
- Bala Cynwyd News
- Black Rock Featured News
- Black Rock News
- Harriton Featured News
- Harriton In The News
- LMHS Featured News
- LMHS In The News
- LMSD Featured News
![A photo of Kenisha. She wears glasses and a green sweater.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1741875109/lmsdorg/hvqkgjdtr3l0khxejrdy/KenishaVermaHeadshot.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1741875109/lmsdorg/hvqkgjdtr3l0khxejrdy/KenishaVermaHeadshot.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1741875109/lmsdorg/hvqkgjdtr3l0khxejrdy/KenishaVermaHeadshot.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1741875109/lmsdorg/hvqkgjdtr3l0khxejrdy/KenishaVermaHeadshot.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1741875109/lmsdorg/hvqkgjdtr3l0khxejrdy/KenishaVermaHeadshot.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1741875109/lmsdorg/hvqkgjdtr3l0khxejrdy/KenishaVermaHeadshot.png","width":1673}])
LMHS 10th grader makes national semifinals in Bio competition
- LMHS Featured News
- LMHS In The News
- LMSD Featured News
- LMSD In The News
![Headshots of Derek Thu, Andres Rivas Mujica, Paul Mezey-McMahon, Molly Diamondstein]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1741632459/lmsdorg/neffa5fwev1o3gmsalsb/StudentsoftheMonth-January2025.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1741632459/lmsdorg/neffa5fwev1o3gmsalsb/StudentsoftheMonth-January2025.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1741632459/lmsdorg/neffa5fwev1o3gmsalsb/StudentsoftheMonth-January2025.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1741632459/lmsdorg/neffa5fwev1o3gmsalsb/StudentsoftheMonth-January2025.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1741632459/lmsdorg/neffa5fwev1o3gmsalsb/StudentsoftheMonth-January2025.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1741632459/lmsdorg/neffa5fwev1o3gmsalsb/StudentsoftheMonth-January2025.png","width":2200}])
Shoutout to Derek Thu, Andres Rivas Mujica, Paul Mezey-McMahon and Molly Diamondstein for earning Student of the Month honors!
- LMHS Featured News
- LMHS In The News