Custom House Maritime Museum

Often described as ‘The gem of downtown Newburyport,’ The Custom House Maritime Museum (CHMM) is the perfect location for your special event. The historic museum, located in the heart of Newburyport, overlooks the scenic Merrimack River. CHMM offers a unique coastal experience that will create unforgettable memories for you and your guests.

Want to arrive by boat? Need a catering company? Entertainment ideas for your guests? Want to add some local flair to your event? Our event partner, CAtCH Events, has you covered! A team of experienced professionals will assist you in the event planning as well as coordinate the day. We look forward to elevating your next event!

Facility Info

The capacity of our indoor facility is 75 and outside is 150. Please contact for more information.


  • Boat/Cruise
  • Boutique
  • Classic
  • Coastal
  • Colonial
  • DIY
  • Elegant
  • Historical
  • Museum
  • Tented/Outdoor
  • Traditional


  • Newburyport