Both hotels are close to each other and are about 3 miles from my studio

Studio address: 360 Woodland St, Holliston, MA

Hotels

Holiday Inn Express Boston/Milford Hotel, an IHG Hotel

50 Fortune Boulevard, Milford, MA 01757

A block of rooms is reserved for $189 (discount from $240), which includes a hot breakfast.  If you call to book a room, say you are with the Mosaic Retreat or MAR

DoubleTree by Hilton Boston-Milford

11 Beaver Street, Milford, MA 01757