Halloween Scavenger Hunt

Sat · Oct 31·9 AM – 1 PM·Union Square Plaza, 66-70 Union Square, Somerville, MA 02143

Union Square Farmers Market (Union Square Plaza) — 60+ local producers sell fruits, vegetables, bread, jams, hot sauce, pickles, ready‑to‑eat foods, with SNAP matches available.

Sat · Oct 31·10 AM – 11 AM·West Branch Children's Room (2nd floor), West Branch, 40 College Ave, Somerville, MA, 02144

Costume parade through the West Branch library, desk trick‑or‑treat stops, then Halloween craft in the Children’s Room, ages 3–12.

Sat · Oct 31·10 AM – 12 PM·Auditorium, Central Library, 79 Highland Ave, Somerville, MA, 02143

Free 12‑week U.S. citizenship preparation class covering the new 128 civics questions, reading, writing, and interview practice at the Central Library auditorium, Somerville — ages 18 and up.

Sat · Oct 31·12 PM·The Burren, The Back Room, 247 Elm Street, Somerville, MA 02144

Acoustic Grateful Dead set by Reckoning Crew during a Halloween brunch at The Burren’s Back Room.

Tue · Oct 27·8 PM – 10 PM·Aeronaut Brewing Company, 14 Tyler Street, Somerville, MA

Indie Trivia with Cate! (Aeronaut Brewing Company) — Independent trivia night featuring questions and rounds created by experienced player‑hosts.

Wed · Oct 28·6 PM – 9 PM·Aeronaut Brewing Company, 14 Tyler Street, Somerville, MA

Hong Kong‑style Mahjong and beer fill Wednesday evenings at Aeronaut Brewing Company.

Wed · Oct 28·8 PM – 10 PM·Aeronaut Brewing Company, 14 Tyler Street, Somerville, MA

Halloween Drag Night at Aeronaut Brewing Company showcases drop‑dead gorgeous looks and hauntingly great performances.