{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/schools/50309/","name":"Schools for ZIP 50309 — Des Moines, IA","description":"Schools data for ZIP 50309 (Des Moines, Iowa), sourced from NCES Common Core of Data.","topic":{"slug":"schools","label":"Schools","source":"NCES Common Core of Data","sourceUrl":"https://nces.ed.gov/ccd/","refreshCadence":"Annual (NCES releases with one-year lag)","summary":"Not on zipradar yet. The plan is the assigned public school district, enrollment and student-teacher ratio from NCES. Until then, NCES and the district's own site have the figures.","limitations":"Private schools have partial coverage. Charter schools are included where the state reports them. Magnet or choice districts may have multiple options per ZIP."},"place":{"zip":"50309","city":"Des Moines","state":"IA","stateFull":"Iowa","county":"Polk County","countySlug":"polk-county","geo":{"latitude":41.5868,"longitude":-93.625}},"stateContext":{"topConcern":"Radon Zone 1, agricultural water nitrates","narrative":"Iowa is one of the highest-radon states in the US — uniformly Zone 1. Agricultural runoff drives EPA SDWIS nitrate violations in small rural systems and even Des Moines Water Works. Tornadoes peak April-June."},"radonZone":null,"airQuality":null,"waterQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-24","canonicalUrl":"https://zipradar.org/topic/schools/50309/","zipDashboardUrl":"https://zipradar.org/zip/50309/","zipDashboardApiUrl":"https://zipradar.org/api/zip/50309/","primarySourceUrl":"https://nces.ed.gov/ccd/","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/schools/50309/"}}