Mill Hill is an historic primarily residential neighborhood in downtown Trenton, NJ. The Old Mill Hill Society (OMHS) is Mill Hill’s non-profit neighborhood association that supports the historic and civic aspirations of the community.
OMHS holds two annual events that welcomes and attracts residents from throughout the northeastern United States. The Holiday House Tour, held in December, provides an opportunity for visitors to tour many of the neighborhood’s historic, decorated homes. The Garden Tour, held in June, allows visitors to tour many of resident’s meticulously maintained gardens. These two ticketed events have been held for 40 years and offer a forum for visitors and residents alike to gather, socialize, learn, and enjoy.
Upcoming Events
The 60th Annual Mill Hill House Tour will be held on Saturday December 5, 2026. Tickets will be available on the day of the event in-person and a link will soon be posted here to pre-purchase tickets.
The 2026 Mill Hill Garden Tour took place on Saturday June 6, 2025.
Please see the Tours page for more information about our past and upcoming tours.
Our Neighborhood (Mill Hill)
A big thank you to our local partners who help the Old Mill Hill Society (OMHS), Mill Hill, and Trenton thrive.
Thanks to Artworks for allowing OMHS to sell tickets from Artworks for our annual garden and house tours, and for being a haven for artistic exploration for Trenton.
Thanks to Passage Theatre for allowing OMHS to host our monthly membership meetings and for offering a showcase for theatre in Trenton.
Thanks to The Lobby Club for allowing OMHS to host our monthly membership meetings in a comfortable setting featuring dapper drinks and fantastic foods.