Costume Parties in Portsmouth

Check out happening costume parties events all around Portsmouth, NH

8th Annual Halloween Costume Paddle

Sun, 26 Oct at 12:00 pm Seven Rivers Paddling

Halloween Speed Dating l Ages 25 - 40 l Portsmouth, NH

Sat, 25 Oct at 03:00 pm The Press Room USD 25 to 30

LOGAN’S ULTIMATE TRICK OR TREAT BLOCK PARTY 2025

Thu, 30 Oct at 05:00 pm 100 Stark Street, Portsmouth, NH