Short-Term Furnished Leasing at Union Street Flats Usually our leases at Union Street Flats range from 3 to 18 months. However, we also work with National Corporate Housing to offer short-term, furnished Westfield apartments as well.Our short-term leases let you enjoy all of the trappings of Union Street Flats, added with the convenience of a fully furnished apartment with simple terms.For more details, check out our National Corporate Housing page, or call our office at 317-942-3629.