509 W. Old Northwest Hwy is a well-positioned multi-tenant office building totaling approximately 12,485 square feet, located along Northwest Highway in Barrington, Illinois. Renovated in 2014, the property offers a professional and well-maintained environment featuring a variety of office suite sizes designed to accommodate diverse tenant requirements. The asset benefits from convenient access, ample surface parking, and proximity to downtown Barrington, which is approximately a five-minute drive away. With updated interiors, shared amenities including a kitchenette, and an all-inclusive lease structure, the property presents an attractive option for small to mid-size office users seeking flexible, cost-effective space in a desirable suburban location.