Alton properties by Parcel ID

Explore Alton with an interactive map built with Leaflet using Palm Beach County GIS parcel boundaries. Select an outline to view property information and open the official Palm Beach County Property Appraiser record. Search addresses or Parcel IDs in the property list below; the list and county-record links are available even without the interactive map.

931 of 931 tax parcels matched · 0 without a matched boundary · County GIS checked 2026-10-07

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Click a parcel outline to view its address, Parcel ID and official tax-record link, year built, development or community, bedrooms, bathrooms and living square footage. Last sale date, sale price and appraiser market value are shown only when present in the current tax snapshot; otherwise they are marked “Not reported.” Appraiser market value is not a current sale-price estimate. You can also use “Show on map” beside a Parcel ID. Search and classification filters apply to both the list and map. Blue outlines are mapped parcels; purple outlines are shared condominium land. A shared outline is not an individual unit floor plan. Boundaries and measurements are approximate; use a recorded plat or survey for exact dimensions. County GIS source.

Last Sale Date (tax), Last Sale Price (tax) and Tax Market Value come only from tax records, not MLS. Last sale means the latest positive-price transaction among the tax file’s recorded sales; zero-dollar transfers are excluded. A recorded sale is not necessarily arm’s-length. Tax source files modified 2026-09-05; file dates do not establish the valuation year.