LAND FOR SALE 10.6 acres available for residential development 1200 S. 12th Ave. W., Newton, lowa Interested parties need to complete a Request for Qualifications by Aug. 26, 2022. Contact: Leisa Zylstra at Izylstra@skiffmed.com MERCYONE.. LAND FOR SALE 10.6 acres available for residential development 1200 S. 12th Ave. W. , Newton , lowa Interested parties need to complete a Request for Qualifications by Aug. 26 , 2022 . Contact : Leisa Zylstra at Izylstra@skiffmed.com MERCYONE ..