Our Functions

Castleton Banquet & Conference Center

Castleton Banquet and Conference Center is a multi-purpose venue that can accommodate a variety of events. As a longstanding Windham Banquet Hall, our staff feature a variety of seasoned hosts and event planners. While we are more often booked for weddings, our space is readily available for corporate events and social events as well.

Visit Our Windham Wedding Venue & Conference Center

Our large grounds feature lakeside views and gardens, which provide perfect photographic opportunities. We also feature a multi-functional building as well as a running on-site kitchen, both of which can host anything from a business seminar to a grand party.

Our primary services include:

  • Wedding Venue: For weddings at Castleton, we hope to create an atmosphere of beauty and elegance. Everything from the pond and the landscaping of the gardens to the architecture is meant to amplify this aim. As for the reception, we have an on-site kitchen and offer full catering.
  • Corporate Events: Our multi-functional building is adjustable to fit the needs of any business event or conference. We also feature necessary equipment for presentations. Our corporate event venues are perfect for trade shows and company parties!
  • Social Events: At Castleton, our services extend to other special occasions and social functions. From birthdays to holiday celebrations, our Castleton banquet hall is perfect for making your next social event extremely memorable and special!
  • Event Menus: From our kitchen, we offer cheese displays and samplers, hors d’oeuvres, dinner in a variety of styles (single entrees, family style, and buffet), and an assortment of desserts. The kinds of food we serve span the globe—from spring rolls to smoked chicken quesadillas and everything in-between!
  • COVID-19 Waiver: Please download the word document for any event.

Contact Us

We offer evaluations as well as estimates at no cost to you, so give us a call at (603) 898-6300 to schedule an appointment to visit our Castleton Banquet & Conference Center today!


  • Private Setting
  • Lakeside Venue
  • Breathtaking Scenery
  • Multi-functional Space
  • We Offer Free Estimates
  • Full Kitchen and Catering
  • Can Host Large Corporate Functions