{"@context":"https://schema.org","@type":"Dataset","@id":"https://zipradar.org/topic/property-tax/59601/","name":"Property tax for ZIP 59601 — Helena, MT","description":"Property tax data for ZIP 59601 (Helena, Montana), sourced from County assessors.","topic":{"slug":"property-tax","label":"Property tax","source":"County assessors","sourceUrl":"https://zipradar.org/methodology/","refreshCadence":"Annual reassessment per county","summary":"Not on zipradar yet. The plan is the county millage rate, assessment method and homestead or senior exemptions. Until then, the county assessor's portal has address-specific figures.","limitations":"Top-50 metros covered at launch (~35% of US population). Smaller counties deep-link to the assessor portal with a pending-ingestion flag pending federation."},"place":{"zip":"59601","city":"Helena","state":"MT","stateFull":"Montana","county":"Lewis and Clark County","countySlug":"lewis-and-clark-county","geo":{"latitude":46.5891,"longitude":-112.0391}},"stateContext":{"topConcern":"Radon Zone 1, wildfire","narrative":"Montana is uniformly Zone 1 radon. Wildfire risk concentrates in the western mountains; the 2017 + 2021 + 2024 seasons all set records. EPA SDWIS shows compliance disparity between Helena/Missoula/Billings and small rural systems."},"radonZone":null,"airQuality":null,"waterQuality":null,"datePublished":"2026-04-24","dateModified":"2026-09-24","canonicalUrl":"https://zipradar.org/topic/property-tax/59601/","zipDashboardUrl":"https://zipradar.org/zip/59601/","zipDashboardApiUrl":"https://zipradar.org/api/zip/59601/","primarySourceUrl":"https://zipradar.org/methodology/","license":{"content":"CC-BY-4.0","attribution":"zipradar.org — https://zipradar.org/topic/property-tax/59601/"}}