OSR CON

Name: OSR CON
Start: 2026-04-18T08:00:00-04:00
End: 2026-04-18T22:00:00-04:00
Location: 300 Littleton Rd, Chelmsford, MA

Sat Apr 18 2026 at 08:00 am to 10:00 pm UTC-04:00

Publisher/HostOSR CON

Let's celebrate the legacy of old school role playing together! Adventure awaits, 4/18/2026... osrcon.com

300 Littleton Rd, Chelmsford, MA, United States

Concerts, fests, parties, meetups - all the happenings, one place.

Fri, 17 Apr at 06:00 pm Supernova Elite Card Expo

Chelmsford Lodge Elks

Sat, 18 Apr at 10:00 am Stitch Craft Fiberfest at Nova Art Studios

55 Middlesex Street, Third Floor, North Chelmsford, MA, United States, Massachusetts 01863

Sat, 18 Apr at 08:30 pm Four on the Floor at Princeton Station

Princeton Station

Sun, 26 Apr at 07:00 pm Lamb Of God, Kublai Khan TX & Fit For An Autopsy Tickets

Fenway Park, Boston, MA

Sat, 02 May at 08:00 am E-Waste & Recycle Day Fundraiser

230 North Rd., Chelmsford, MA

Sat, 02 May at 04:00 pm Run for the Roses A Kentucky Derby Event for ROHHAD Awareness

The Establishment Chelmsford

Sat, 02 May at 07:00 pm Adult Prom: Night Under The Stars

Chelmsford Center for the Arts

Never miss your favorite happenings again!