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

Tickets

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, 19 Apr at 10:00 am Carnivorous Planters for Kids Workshop At Weston Nurseries of Chelmsford

Weston Nurseries - Chelmsford (retail & wholesale location)

Weston Nurseries - Chelmsford (retail & wholesale location)

Fairview Cemetery, Main Street Westford, MA

Sat, 25 Apr at 09:00 am Household Hazardous Waste Day

9 Alpha Road, Chelmsford, MA, United States, Massachusetts 01824

Never miss your favorite happenings again!