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NOW BOOKING 2023 & 2024 DATES!

With charming buildings and beautiful water views, the O’Neill is a wonderful place to hold your next private party, corporate event, wedding, or fundraiser. ​

For pricing, availability, and more information see below. Then contact us to build your perfect package today!

about our rentals

​​General Information: 

  • Only one event per day

  • Campus attendant present throughout entire event

  • Preferred tent and rental partner

  • Preferred catering partners

  • Up to 300 guests

  • Nearby hotel accommodations

  • Ability to rent multiple spaces

  • On-site parking


Event Planning:

With a multitude of venues to choose from, the O'Neill is an ideal place for showers, conferences, parties, fundraisers, and more. Fill out our form to come up with a package that works for you.


Wedding Planning: 

Fall in love with the O’Neill's 19th-century mansions, farmhouses, cottages, and barns that dot our historic property which opens up to a rolling lawn with panoramic views of the Long Island Sound. Our various spaces can accommodate both indoor or outdoor ceremonies and receptions. Plus, bridal and groom suites are available. Centrally located two hours from New York City and Boston, the O'Neill is the perfect venue to host your wedding. Fill out our form with basic details about your desired wedding, and our wedding and event planning partner will reach out to you about creating the perfect event in our space!

wedding and event planning services partner


Lisa Antonecchia

Creative Concepts by Lisa Events

Photo by Jeff Lunstrom

virtual tour

available spaces


Sunken Garden: Rentals begin at $4,000.


Nelson & Aida White House: Rentals begin at $1,600.


Sea Porch: Rentals begin at $1,600.


Rose Barn Theater: Rentals begin at $5,000.


Dina Merrill Theater: Rentals begin at $5,500.


Blue Gene's Pub: Rentals begin at $2,000.

Ceremony Fees–Edith Oliver Theater, Ampitheater, Sunken Garden: $1,000


Most base rental fees cover a 4-hour minimum. Additional fees may apply for longer events. Packages combining spaces are also available. Fill out our form below to learn more and create a package that is right for you!

contact our rentals team

Contact Us
Tanja Lippert Photography
William Thomas Photography
Tanja Lippert Photography
Robert Norman Photography
Amy Lane Photography
Isaak Berliner Photography
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