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 recently hosted its annual Athletics & Activities Fair, transforming Bryant Gymnasium into a showcase of Aces pride and extracurricular opportunities!
On Tuesday, September 8, more than 8,700 students returned to LMSD’s eleven schools for the first day of the 2026–27 school year!
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!
Announcements & Events
Featured Stories
![LMSD and National Merit logos with the words National Merit Semifinalists]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1788968181/lmsdorg/ysoklhkmsl60sfqf19y3/NationalMeritSemifinalists1.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1788968181/lmsdorg/ysoklhkmsl60sfqf19y3/NationalMeritSemifinalists1.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1788968181/lmsdorg/ysoklhkmsl60sfqf19y3/NationalMeritSemifinalists1.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1788968181/lmsdorg/ysoklhkmsl60sfqf19y3/NationalMeritSemifinalists1.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1788968181/lmsdorg/ysoklhkmsl60sfqf19y3/NationalMeritSemifinalists1.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1788968181/lmsdorg/ysoklhkmsl60sfqf19y3/NationalMeritSemifinalists1.png","width":2000}])
33 members of LMSD's Class of 2027 have been named National Merit semfinalists
- Harriton Featured News
- LMHS Featured News
- LMSD Featured News
![Group photo of LMHS Soccer team with LM Block letter logo, UNITED soccer Coaches Logo for Team Pinnacle Award; text that reads Honored for Excellence in Academics, Sportsmanship and Athletic Achievement]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1792074914/lmsdorg/rufnrptfdqcixblftweq/oc.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1792074914/lmsdorg/rufnrptfdqcixblftweq/oc.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1792074914/lmsdorg/rufnrptfdqcixblftweq/oc.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1792074914/lmsdorg/rufnrptfdqcixblftweq/oc.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1792074914/lmsdorg/rufnrptfdqcixblftweq/oc.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1792074914/lmsdorg/rufnrptfdqcixblftweq/oc.png","width":1856}])
Congratulations to the Aces on once again earning the prestigious United Soccer Coaches Team Pinnacle Award for the 2025-26 academic year!
- LMHS Featured News
- LMHS In The News
- LMSD Featured News
![Collage of Lower Merion School District teachers and staff smiling, posing together and interacting with students, alongside a colorful World Teachers’ Day graphic with the district logo and the words “Happy World Teachers Day.”]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1791211981/lmsdorg/hausmy84rcdqc8vi4v4f/WorldTeachersDay2.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1791211981/lmsdorg/hausmy84rcdqc8vi4v4f/WorldTeachersDay2.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1791211981/lmsdorg/hausmy84rcdqc8vi4v4f/WorldTeachersDay2.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1791211981/lmsdorg/hausmy84rcdqc8vi4v4f/WorldTeachersDay2.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1791211981/lmsdorg/hausmy84rcdqc8vi4v4f/WorldTeachersDay2.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1791211981/lmsdorg/hausmy84rcdqc8vi4v4f/WorldTeachersDay2.png","width":2063}])
World Teachers' Day celebrates the educators who inspire, encourage and make a difference in the lives of students every day. Thank you to all of LMSD's amazing teachers!
- Bala Cynwyd Featured News
- Belmont Hills Featured News
- Black Rock Featured News
- Cynwyd Elementary Featured News
- Gladwyne Elementary Featured News
- Harriton Featured News
- LMHS Featured News
- LMSD Featured News
- Merion Elementary Featured News
- Penn Valley Featured News
- Penn Wynne Featured News
- Welsh Valley Featured News
![A banner featuring headshots of LMSD's eleven principals along with text that reads OCTOBER IS NATIONAL PRINCIPALS MONTH!]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1790860708/lmsdorg/t75vxoui32jcbegyhdq8/NationalPrincipalsSocial.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1790860708/lmsdorg/t75vxoui32jcbegyhdq8/NationalPrincipalsSocial.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1790860708/lmsdorg/t75vxoui32jcbegyhdq8/NationalPrincipalsSocial.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1790860708/lmsdorg/t75vxoui32jcbegyhdq8/NationalPrincipalsSocial.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1790860708/lmsdorg/t75vxoui32jcbegyhdq8/NationalPrincipalsSocial.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1790860708/lmsdorg/t75vxoui32jcbegyhdq8/NationalPrincipalsSocial.png","width":1999}])
This October, we celebrate and thank our incredible principals for their leadership, dedication and unwavering commitment to our students, staff and school communities!
- Bala Cynwyd Featured News
- Belmont Hills Featured News
- Black Rock Featured News
- Gladwyne Elementary Featured News
- Harriton Featured News
- LMHS Featured News
- LMSD Featured News
- Merion Elementary Featured News
- Penn Valley Featured News
- Penn Wynne Featured News
- Welsh Valley Featured News