Proof of concept.This is an unofficial demo built by Datopian from the City of Newton's public data. The official portal is newton-open-geo-data-newtonmagis.hub.arcgis.com. Questions or feedback: hello@datopian.com

A PortalJS proof of concept · data from the City of Newton's ArcGIS Hub

Zip Codes

Zip Codes, City of Newton, Massachusetts. While zip codes do not always correspond to exact geographic areas, this is an accurate description of the location of Newton's zip codes.

Records
13
Formats
5
Last updated
Aug 22, 2025

Download & API

Zip Codes (CSV)csv
Spreadsheet — attributes, with coordinates for point layers
Download
Zip Codes (GeoJSON)geojson
GeoJSON — for web maps and GIS tools
Download
Zip Codes (GeoParquet)geoparquet
Columnar — query with DuckDB / SQL
Download
Zip Codes (map tiles)pmtiles
Vector tiles — embed in a map
Download
Live ArcGIS layer (source)arcgis
Download

Rendered from PMTiles, queried in-browser from GeoParquet — no server. How this works

Schema

FieldTypeValues
ZIPCODEstring11 values: 02467 (2), 02468 (2), 02135 (1)…
Village_POstring11 values: CHESTNUT HILL (2), WABAN (2), AUBURNDALE (1)…