Looking for a birthday celebration that’s filled with fun and adventure? Celebrate your child’s big day at Weir River Farm!

Our birthday parties are perfect for animal lovers and curious kids of all ages. Your 90-minute celebration includes a 45-minute interactive barnyard program, offering guided, up-close encounters with our well-loved farm animals. After the program, your party rental includes space to gather, eat cake, and open presents, either outdoors on our scenic lawn or inside our rustic Red Barn classrooms.

Birthday Party Celebration:

$350 for Members, $400 for nonmembers

• 90-minute space rental and barnyard program for up to 40 guests, plus 15 minutes for set-up and 15 minutes for cleanup (2 hours total).
• Saturdays & Sundays (subject to availability): 9:45 – 11:45AM for a 10:00AM party; 12:45 – 2:45PM for a 1:00PM party start.
• Full payment is required to secure your date.
• For all the details, please see our Frequently Asked Questions.
• Members with a Household Membership and above receive a $50 discount. Become a Member or renew your Membership today.

A Weir River Farm birthday party is a fun, memorable way to celebrate—perfect for animal lovers and outdoor explorers alike!

Let the iconic Weir River Farm Red Barn be your backdrop for farm-themed fun!

Includes two accessible classrooms accommodating up to 50 people, 25/room max capacity, interior bathrooms, and the Red Barn Field (a large sunny lawn with picnic tables) Note: the Red Barn does not have a kitchen.

• Monday–Friday, 9AM–5PM: $150/hour, 2-hour minimum
• Monday–Friday, 5PM–10PM: $200/hour, 2-hour minimum
• Saturday–Sunday, 9AM–10PM: $2,000 for 5 hours: 3-hour event, 2 hours for set-up/clean-up
• A 50% non-refundable deposit is required to secure the space, due 30 days before your event.
• Some restrictions apply (including balloons, bounce houses, and open fires).
• A Trustees Membership at Contributing level or above is required to book a private event. Become a Member or renew your Membership today.

Private Barnyard Programs

Weir River Farm is a great place to visit! We provide a fun, 45-minute barnyard program for up to 40 people during which participants can meet our barnyard animals.

• $150 Private Barnyard Program includes a 45-minute barnyard visit for up to 40 people.
• A 50% non-refundable deposit is required to secure your date, due 30 days before the event.
• Some restrictions apply (including balloons, bounce houses, and open fires).
• A Trustees Membership at Contributing level or above is required to book a private event. Become a Member or renew your Membership today.

For more information and to reserve your date, please contact us at weirriver@thetrustees.org.

The newly renovated art studio of Polly Thayer Starr is a unique venue offering a beautiful gathering space with incredible views of the Boston skyline.

Perfect for group meetings, celebrations, and corporate events, your rental includes tables, chairs, and bathrooms for up to 20 people and access to attached covered porch. Note: the Studio does not have a kitchen.

• Monday–Friday, 9AM–5PM: $150/hour, 2-hour minimum
• Monday–Friday, 5PM–10PM: $200/hour, 2-hour minimum
• Saturday–Sunday, 9AM–10PM: $1,250 for 5 hours: 3-hour event, 2 hours for set-up/clean-up
• A 50% non-refundable deposit is required to secure the space, due 30 days before your event.
• Some restrictions apply (including balloons, bounce houses, and open fires).
• A Trustees Membership at Contributing level or above is required to book a private event. Become a Member or renew your Membership today.

For more information and to reserve your date, please contact us at weirriver@thetrustees.org.

Imagine hosting your family reunion, corporate picnic, or special celebration on our expansive lawn with breathtaking views of Boston Harbor and the city skyline!

Small Event, 15–30 people

Includes access to the interior gathering space and bathrooms in the Studio

• Monday–Friday, 9AM–5PM: $200/hour, 2-hour minimum
• Monday–Friday, 5PM–10PM: $250/hour, 2-hour minimum
• Saturday–Sunday, 9AM–10PM: $1,250 for 5 hours: 3-hour event, 2 hours for set-up/clean-up
• A 50% non-refundable deposit is required to secure the space, due 30 days before your event.
• Some restrictions apply (including balloons, bounce houses, and open fires).
• A Trustees Membership at Contributing level or above is required to book a private event. Become a Member or renew your Membership today.

Medium Event, 31–75 people

Includes access to the interior gathering space and bathrooms in the Studio

• Saturday–Sunday: $2,000 for 5 hours: 3-hour event, 2 hours for set-up/clean-up
• $500 for each additional hour
• A 50% non-refundable deposit is required to secure the space, due 30 days before your event.
• Some restrictions apply (including balloons, bounce houses, and open fires).
• A Trustees Membership at Contributing level or above is required to book a private event. Become a Member or renew your Membership today.

Large Event, 75–150 people

Lawn only

• Saturday–Sunday: $3,000 for 5 hours: 3-hour event, 2 hours for set-up/clean-up
• $500 for each additional hour
• Does not include access to interior spaces. Requires rental of portable toilets and a tent.
• The Trustees provides a list of approved vendors (portable toilets, tents, chairs and tables, food/beer trucks) upon request.
• Large events may use field parking in addition to the gravel lot.
• Per Hingham Town rules, events with over 75 people where alcohol is served must include a police detail.
• A 50% non-refundable deposit is required to secure the space, due 30 days before your event.
• Some restrictions apply (including balloons, bounce houses, and open fires).
• A Trustees Membership at Contributing level or above is required to book a private event. Become a Member or renew your Membership today.

For more information and to reserve your date, please contact us at weirriver@thetrustees.org.

Red Barn Classrooms and Lawn

Free parking is available adjacent to the barn and the lawn, with space for 10 cars. Enter at 227 East Street and stay left at the fork. Drive up the hill, past the Red Barn, and park in the gravel lot at the end.  There are three accessible parking spaces adjacent to the barnyard stables.

Hilltop Studio and Lawn

Free parking is available in the gravel lot across the street from the Studio, located at 140 Turkey Hill Lane. The lot has space for approximately 60 cars. Field parking is available for an additional 100 cars. There are three accessible parking spaces adjacent to the Studio.