NSD is a suburban school district with 7 schools. For the 2026-2027 school year, classes begin August 26 and end May 28. Norwin School District, known as the home of the Knights, serves the communities of North Huntingdon, Irwin, and North Irwin in Westmoreland County, Pennsylvania. The district has said a complete 2026-2027 calendar — including early dismissal dates and teacher workdays — will be published soon. This calendar includes 1 professional development day, 1 early-release or half day — useful to know when planning childcare.
Source: Norwin SD
Also known as NSD.