Lower Merion School District Calendar 2026-2027
Complete holiday schedule and key dates for Lower Merion School District for the 2026-2027 academic year. Official district website
School Year Timeline
Key Dates
| Event | Date(s) | Status |
|---|---|---|
| First Day of School | September 8, 2026 | School Opens |
| Labor Day | September 7, 2026 | No School |
| Thanksgiving Holiday | November 26-27, 2026 | No School |
| Winter Break | December 24, 2026 - January 1, 2027 | No School |
| Martin Luther King Jr. Day | January 18, 2027 | No School |
| Presidents' Day | February 15, 2027 | No School |
| Spring Break | March 22-26, 2027 | No School |
| Memorial Day | May 31, 2027 | No School |
| Last Day of School | June 17, 2027 | School Ends |
Extended Time Off
Four or more days without school created by weekends or adjacent districtwide no-school dates.
| Window | Date(s) | Length |
|---|---|---|
| Thanksgiving Holiday Window | Nov 25–29, 2026 | 5 days |
| Winter Break Window | Dec 24, 2026–Jan 3, 2027 | 11 days |
| Presidents' Day Window | Feb 12–15, 2027 | 4 days |
| Spring Break Window | Mar 20–28, 2027 | 9 days |
Lower Merion SD Calendar 2026-2027 PennsylvaniaSchoolCalendar.com
View the full 2026-2027 school year by month.
Lower Merion School District: Enrollment & Schools
Pennsylvania Department of Education enrollment snapshot for 2025–2026, reported as of October 1, 2025.
Schools by grades served
Counts exclude PDE districtwide summary rows. Grade-band counts may overlap when one school serves more than one band.
Schools in the PDE enrollment report
11 schools| School | Grades reported | Enrollment |
|---|---|---|
| Bala-Cynwyd MS | 5–8 | 793 |
| Belmont Hills El Sch | K–4 | 379 |
| Black Rock MS | 5–8 | 1,098 |
| Cynwyd Sch | K–4 | 425 |
| Gladwyne Sch | K–4 | 570 |
| Harriton SHS | 9–12 | 1,315 |
| Lower Merion HS | 9–12 | 1,508 |
| Merion El Sch | K–4 | 477 |
| Penn Valley Sch | K–4 | 557 |
| Penn Wynne Sch | K–4 | 600 |
| Welsh Valley MS | 5–8 | 783 |
Compared With Pennsylvania Districts
Selected highlights from this district calendar and related Pennsylvania calendar pages.
Lower Merion SD uses this Spring Break week, while Cheltenham SD (March 22, 2027 - March 25, 2027) and Pottsgrove SD (March 25, 2027 - March 26, 2027) use different windows in the related calendar set.
Lower Merion SD starts on this date; Hatboro-Horsham SD (August 31, 2026) and Pottsgrove SD (August 27, 2026) use different first-day dates in the related calendar set.
Lower Merion SD ends on this date; Hatboro-Horsham SD (June 10, 2027) and Methacton SD (June 11, 2027) close on different dates in the related calendar set.
Compare key dates with nearby districts
Choose one or two related districts to line up major planning dates with Lower Merion SD.
Related Links
About This Calendar
Data Source: Archived Lower Merion School District 2026-2027 official calendar PDF. How we verify dates
Disclaimer: This website is not affiliated with Lower Merion School District, the Pennsylvania Department of Education, or any official district body. While we strive for accuracy, always verify important dates with the official district website.