Court House Square - Historic Office Suites for Lease in Downtown Cambridge. Step into a piece of Isanti County history at Court House Square, originally built in 1887 and thoughtfully restored to combine timeless charm with modern functionality. Located just one block from Main Street and within walking distance to restaurants, retail shops, and professional services, this iconic building offers a distinctive environment for your business to thrive. Court House Square features: A variety of office suites available with flexible layouts. Gross lease rates from $12-$15 per square foot annually. Tenants pay only for phone and internet services. Heat, electricity, water/sewer, taxes, garbage service, parking, and common area maintenance all included. Handicap-accessible building with elevator service. On-site, on-street and nearby city parking is available. Professionally maintained historic building with excellent corner location and signage. Enjoy modern amenities like updated heating and cooling, high ceilings, operable insulated windows, and full audio/video wiring, all within the character of a registered historic site. Perfect for professionals, creatives, or growing teams looking for a memorable and functional workspace in a central location.