12 Washington Avenue | North Haven, CT Mixed-Use Investment & Owner-User Opportunity Offered for sale is a versatile mixed-use property at 12 Washington Avenue in North Haven, Connecticut — a well-established suburban commercial market with excellent regional connectivity. This offering is ideally suited for or an owner-user looking to occupy up to 1,751 SF of ground-floor professional space while the balance of the asset generates rental income or investors seeking diversified in-place income with near-term upside. 12 Washington Avenue is situated in North Haven along a well-traveled commercial corridor with strong visibility and easy access to Interstate 91 — placing the property within minutes of downtown New Haven, Hamden, and the Route 40 business district. North Haven's suburban location, favorable municipal environment, and dense daytime population make it one of the New Haven metro's most desirable addresses for professional, medical, and mixed-use commercial properties. The surrounding trade area features a deep mix of established retail, healthcare, and service businesses, supporting a wide range of potential uses. Main Building – First Floor The ground floor comprises 1,751 SF of professional office space currently occupied by an orthodontic practice. For an owner-user, this suite represents a turnkey opportunity to acquire and occupy a well-configured professional office in one of North Haven's most accessible commercial locations. Main Building – Second Floor The upper level contains two separate units. A 400 SF suite leased to Pushing the Envelope at $400/month on a one-year term, providing immediate in-place income. An additional 800 SF unit is currently vacant, offering an investor a clear value-add opportunity to lease at market rate or an owner-user a space for expansion or sublease. Rear Building The upper level of the rear building is configured as a residential apartment and is currently occupied as office space under a lease expiring September 2026, providing a near-term opportunity to re-tenant, reposition, or transition to owner use. Garage Units Three garage bays are each leased under individual one-year agreements terminating in early 2027, generating supplemental income in the near term with rollover flexibility that allows a new owner to retain, re-lease, or repurpose the spaces to suit their investment strategy.