Is the estate open year-round?

Honestly not sure. Worth checking into it tho

Yes the house is. Open daily from 10-4:30 except some holidays. The house is beautiful and the green house is very neat. Go and visit! You won't regret it.

I believe so

DAYS & HOURS Third Saturdays, Year Round 10:00 a.m. – 1:00 p.m. Tours on the hour. Last tour at noon. Closed most major holidays. ADMISSION $8 adults $7 seniors $4 students Free for Historic New England members and Waltham residents. The Greenhouse DAYS & HOURS Tues. – Sun, Dec. 15 – July 15 Tues. – Sat., July 16 – Dec. 14 9:30 a.m. – 4:00 p.m. Closed most major holidays.

To book a wedding or private event? I believe so, yes. Call or email to make a viewing appointment with the event planner, Nicole Skarbek.