The two-day Commonwealth Pen Show will be held
Saturday & Sunday, September 19 & 20, 2026.
Three fountain pens will be given away as door prizes during the show. You must be present at the drawing to win. Details and photos to follow!
Our location is the Center for the Arts in the historic Somerville Armory. It’s at 191 Highland Avenue, Somerville, MA, a 10-minute walk from the MBTA Green Line stop (E Line) at Magoun Square or a 25-minute walk from the Red Line Davis Square stop. MBTA buses, Route 88 and Route 90, can stop nearby at the Highland Avenue/Lowell Street stop.
(Click map for magnified version.)
For show hours, please see the Schedule page.
Please see the Hotels page for information on hotels in the area.
ROOTED ARMORY CAFE & FARMSTAND, on the Armory premises, offers delicious menu items, including beer, wine, espresso drinks, smoothies, breakfast, sandwiches, and salads. ROOTED is open on Saturday 9 am–6 pm and on Sunday 9 am–5 pm.
Photo © Arts at the Armory. Used with permission.
ROOTED hosts numerous evening performance events in the café, including music, plays, comedy, and more, and also prepares bar menu items that are sold at the Performance Hall bar, alongside craft beers and a curated wine selection.
Copyright © 2026 Commonwealth Pen Show
Banner background photo "Boston Skyline" by Joe Valentine, released to the Public Domain.