Single-Family Projects

Studio Hillier provides residential design services in the tri-state area. Our team of experienced professionals has a passion that will help you develop the right architectural plans for your custom home.

We specialize in all phases of custom home design and renovation projects, and we offer a full complement of architectural services and expertise.


Residential Expertise

  • Single Family Homes
  • Custom Home Design
  • Interior Design
  • New Additions
  • Renovations
  • Preservation and Restoration
  • Energy Efficiency
  • Small Lots


Click here to see our Single Family brochure.

Strand Hus

Strand Hus

Project Type Services One of the easternmost homes in all of Nantucket, this oceanfront property with direct beach access enjoys the morning sunrise over the North Atlantic. This renovation transforms an existing, modest beach house (Strand Hus in Danish) into an...

River Road Residence

River Road Residence

Project Type Services In 2015 the client commissioned Studio Hillier to help find a suitable home site along the Delaware River in Bucks County. The working couple with two school-age children were looking to fulfill their dream of living on the water and leaving the...

NYC Private Residence

NYC Private Residence

Project Type Services Hillier gave new life to this 2,400-square-foot apartment on the thirty- eighth floor of a post-war residential tower on Manhattan’s Upper East Side. Designed to meet the needs of business travel and the occasional family rendezvous, this...

Studio Hillier LLC is an interdisciplinary design firm in Princeton New Jersey, co-founded in 2011 by Partners Barbara A. Hillier, AIA and J. Robert Hillier, FAIA, PP.


Together for more than thirty years, we form the backbone of a vibrant, growing, full service design studio that has the depth of experience and design talent to take on any challenge.


Studio Hillier is located in the heart of the historic Witherspoon-Jackson neighborhood in Princeton, New Jersey and operates out of a converted machine shop and warehouse.

Our Proven Design Process



The process begins with spending time with our team where together we assemble inspiration images, conduct lifestyle interviews, define the premise of the project, and ultimately, discover a path to completion.



Our team will explore residential design solutions using 2D sketching, 3D modeling, and BIM technologies to develop a thoughtful and suitable scheme.



We collaborate with a group of engineers specialized in residential architecture to develop the construction documents necessary for permitting and construction. We make sure all the details and coordination proceed in a timely manner, and maintain the architectural and design integrity of the project.



We are partnering with the best construction experts in the area. We help you to choose a professional contractor and ensure a good working relationship.


Building permits

We are able to efficiently navigate the complex permitting process to get the project off the ground.