Spark Millbury is a luxury, renovated community built from the original 1870s Mill. The preservation of the original architectural charm, exposed brick walls, large windows, and high ceilings, makes for one-of-a-kind homes in these upscale apartments. Located in the heart of Blackstone Valley, Spark Millbury gives residents easy access to all major New England highways, transit hubs, and historic sites. Amenities include an outdoor pool, 24-hour fitness center, community clubhouse, free Wi-Fi throughout the community spaces, and a dog park.

Muss has maintained an equity interest in Spark Millbury since Summer 2019.