20 Old Kings Hwy
Darien, CT 06820
Office Property For Sale

This two-story professional office building contains approximately 1,451 SF above grade, plus a 598 SF basement, situated on 0.206 acres in Darien’s Central Business District (CBD) zoning district. The building includes 818 SF on the first floor and 633 SF on the second floor and benefits from strong on-site and municipal parking options.
Constructed in 1926 and renovated in 2000, the property has been well maintained, including a new roof installed in 2025. Utilities include gas, electric, telephone, public water, and sewer. Each floor is separately metered and served by independent HVAC systems, providing flexibility for owner-users or multi-tenant occupancy. The first floor is heated by a Trane X95 high-efficiency gas furnace with a variable-speed blower and two-stage heating.
The first floor is owner-occupied as a medical office (podiatry), featuring a reception/waiting area, multiple exam rooms with plumbing, ADA restroom, offices, and utility rooms. The second floor was recently fit out with modern finishes and is configured into three private office suites.
Parking includes approximately 9 on-site spaces accessed via a curb cut on Center Street, along with ample 2-hour municipal parking located on the street and on both sides of the building, including directly across the street—ideal for clients and staff.