Through exhibitions, lectures and special events, the Castine Historical Society reveals the historic treasures still present throughout the town. Our extensive archives help bring to life the rich history of Castine and the Bagaduce River area, as well as that of the New England region and beyond.  Your membership payment goes toward helping us bring this rich history to the public, and ensure its availability for future generations.

Membership is available to anyone with an interest in the Castine Historical Society, and makes a great gift for someone who enjoys Castine and its history. You can join at any time during the year, at whatever level fits your budget best.  Our status as a 501(c)3 nonprofit organization ensures that your donation is tax-deductible to the extent allowed by law.

  • Friend $35
  • Family $50
  • Contributing $100
  • Patron $250
  • Benefactor $500
  • Noah Brooks Society $1000

Benefits of membership in the Castine Historical Society include:

  • NEW – For membership at the $100 level or above, your CHS membership card with the North American Reciprocal Museum (NARM) Association sticker give you free access to over 1,000 arts and cultural institutions in North America. Visit to see the list of participating institutions.
  • A subscription to the Society’s newsletter, The Castine Visitor, published three times a year
  • Advance notice about planned exhibits, lectures and special events
  • 10% discount on all purchases from the CHS Gift Shop and reduced fees for copies and scans from our research archives
  • The satisfaction of supporting an organization dedicated to preserving our historic treasures for future generations

You can become a member either by clicking the below button and using a credit card:

Choose Your Membership level

Or by downloading the form HERE and sending a check to the address on the form.

Members and volunteers make the Castine Historical Society what it is—a vital participant in and supporter of the cultural and educational landscape of this vibrant community. Our members range from residents, students and local entrepreneurs to visitors, sailors, and history buffs. Whether you are descended from six generations of Bagaduce River ancestors, attended school in Castine, or were simply charmed by sailing into the harbor or driving into the village, you qualify as a Castine enthusiast.

At whatever level, we thank you for your continuing support.