{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/sex-offender-registry/02139/","name":"Sex offender registry for ZIP 02139 — Cambridge, MA","description":"Sex offender registry data for ZIP 02139 (Cambridge, Massachusetts), sourced from NSOPW (federal deep-link).","topic":{"slug":"sex-offender-registry","label":"Sex offender registry","source":"NSOPW (federal deep-link)","sourceUrl":"https://www.nsopw.gov/","refreshCadence":"Real-time (registry is the canonical source; zipradar doesn't mirror)","summary":"Pages provide a clickable deep-link to search NSOPW by ZIP or address. zipradar does NOT mirror, cache, or republish any registry records — NSOPW is the sole source of truth.","limitations":"Privacy statute plus zipradar's policy: we never cache personal records. For official use, visit NSOPW directly."},"place":{"zip":"02139","city":"Cambridge","state":"MA","stateFull":"Massachusetts","county":"Middlesex County","countySlug":"middlesex-county","geo":{"latitude":42.3643,"longitude":-71.1041}},"stateContext":{"topConcern":"Lead pipes, coastal flood, older housing","narrative":"Massachusetts has dense lead-service-line obligations under LCRR in Boston, Lowell, Worcester, Springfield. Coastal AE/VE zones along the South Shore + Cape. Older housing stock means lead-paint risk overlaps with LSL risk."},"radonZone":null,"airQuality":null,"waterQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-24","canonicalUrl":"https://zipradar.org/topic/sex-offender-registry/02139/","zipDashboardUrl":"https://zipradar.org/zip/02139/","zipDashboardApiUrl":"https://zipradar.org/api/zip/02139/","primarySourceUrl":"https://www.nsopw.gov/","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/sex-offender-registry/02139/"}}