Located in the heart of Belleville’s vibrant downtown, 15 N 1st Street offers two distinctive office suites within a beautifully renovated historic brick building. Just one block from the St. Clair County Courthouse and surrounded by restaurants, shops, and public events, this location provides unmatched walkability and visibility for professional tenants. With a full-service lease structure and a location central to Belleville’s civic and cultural activity, 15 N 1st Street is a compelling option for firms seeking a professional environment with character and convenience.