{ "culture": "en-US", "name": "Massachusetts_Land_Parcels", "guid": "09307EC5-9F8F-4EC4-BA0F-75E0DC99D2C7", "catalogPath": "", "snippet": "Massachusetts Land Parcels (MAPC Parcel Database, October 2026 release)\n\nStatewide land parcels for Massachusetts: 2,197,515 parcels with assessor attributes, compiled by MAPC from MassGIS standardized parcels and municipal assessor records. Coordinate system: Massachusetts State Plane, meters (EPSG:26986). Draws at 1:30,000 and closer.\n\nFields with more than one value: condominium buildings and similar parcels have several assessor records on one polygon. Fields ending in _L hold all of them, separated by semicolons. For filtering, symbolizing or counting, use the single-value fields instead: those ending in _M (for example ZONING_M, SITE_ADR_M), the MIN_ and MAX_ land use fields, and MN_STD_DES / MX_STD_DES for the standardized land use description. Using an _L field gives incorrect results for about one parcel in ten.\n\nKnown limitation: 26,047 parcels have no municipality ID (muni_id) in this release, mostly right-of-way and water polygons. They do not appear when filtering by town. This will be corrected in the next release.\n\nUse: this service is for maps, apps and lookups. It is read only and returns at most 2,000 records per request. Per-municipality downloads for bulk use are coming soon.\n\nCredit: parcel data from MassGIS and Massachusetts municipal assessors, compiled by the Metropolitan Area Planning Council (MAPC). Provided as is, without warranty. Questions: MAPC Data Services.", "description": "", "summary": "Massachusetts Land Parcels (MAPC Parcel Database, October 2026 release)\n\nStatewide land parcels for Massachusetts: 2,197,515 parcels with assessor attributes, compiled by MAPC from MassGIS standardized parcels and municipal assessor records. Coordinate system: Massachusetts State Plane, meters (EPSG:26986). Draws at 1:30,000 and closer.\n\nFields with more than one value: condominium buildings and similar parcels have several assessor records on one polygon. Fields ending in _L hold all of them, separated by semicolons. For filtering, symbolizing or counting, use the single-value fields instead: those ending in _M (for example ZONING_M, SITE_ADR_M), the MIN_ and MAX_ land use fields, and MN_STD_DES / MX_STD_DES for the standardized land use description. Using an _L field gives incorrect results for about one parcel in ten.\n\nKnown limitation: 26,047 parcels have no municipality ID (muni_id) in this release, mostly right-of-way and water polygons. They do not appear when filtering by town. This will be corrected in the next release.\n\nUse: this service is for maps, apps and lookups. It is read only and returns at most 2,000 records per request. Per-municipality downloads for bulk use are coming soon.\n\nCredit: parcel data from MassGIS and Massachusetts municipal assessors, compiled by the Metropolitan Area Planning Council (MAPC). Provided as is, without warranty. Questions: MAPC Data Services.", "title": "Massachusetts_Land_Parcels", "tags": [ "parcels", "Massachusetts", "MAPC", "assessor" ], "type": "Map Service", "typeKeywords": [ "ArcGIS", "ArcGIS Server", "Data", "Map Service", "Service" ], "thumbnail": "thumbnail/thumbnail.png", "url": "", "extent": [ [ -73.5333179981111, 41.2305369628898 ], [ -69.8985897048997, 42.8883096580657 ] ], "minScale": 0, "maxScale": 1.7976931348623157E308, "spatialReference": "NAD_1983_StatePlane_Massachusetts_Mainland_FIPS_2001", "accessInformation": "", "licenseInfo": "", "portalUrl": "" }