Schools in Greenfield, IA East Elementary School324 NW 2nd StGreenfield, IA, 508496417436136Elementary SchoolsGreenfield Superintendent410 NW 2nd StGreenfield, IA, 508496417436127SchoolsNodaway Valley High School410 NW 2nd StGreenfield, IA, 508496417436141High SchoolsShow MoreSee AlsoElementary SchoolsHigh Schools