{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/deed-activity/03801/","name":"Deed activity for ZIP 03801 — Portsmouth (NH), NH","description":"Deed activity data for ZIP 03801 (Portsmouth (NH), New Hampshire), sourced from County recorders.","topic":{"slug":"deed-activity","label":"Deed activity","source":"County recorders","sourceUrl":"https://zipradar.org/methodology/","refreshCadence":"Daily filings ingestion","summary":"Pages show the count of deeds filed in the ZIP over the last 30/90/365 days. Homeowner names and signatures are never cached; aggregation is to ZIP counts only.","limitations":"Top-50 metros covered at launch. Many smaller counties require subscription or paid access; zipradar links to the recorder portal without caching personal data."},"place":{"zip":"03801","city":"Portsmouth (NH)","state":"NH","stateFull":"New Hampshire","county":"Rockingham County (NH)","countySlug":"rockingham-county","geo":{"latitude":43.0772,"longitude":-70.7626}},"stateContext":{"topConcern":"Radon, lead in older housing","narrative":"New Hampshire is uniformly Zone 1 radon. Older Manchester + Nashua + Portsmouth housing stock carries lead-service-line risk. Coastal flood zones limited to small NH coastline."},"radonZone":null,"airQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-07","canonicalUrl":"https://zipradar.org/topic/deed-activity/03801/","zipDashboardUrl":"https://zipradar.org/zip/03801/","zipDashboardApiUrl":"https://zipradar.org/api/zip/03801/","primarySourceUrl":"https://zipradar.org/methodology/","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/deed-activity/03801/"}}