LMSD is a suburban school district with 11 schools. For the 2026-2027 school year, classes begin September 8 and end June 17. Lower Merion School District, established in 1836, is one of the oldest public school districts in Pennsylvania. Calendar dates are confirmed for part of the year; the rest of the 2026-2027 calendar isn't available yet — check back soon. This calendar includes 1 professional development day — useful to know when planning childcare.
Also known as LMSD.