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

Wards & Precincts - City of Newton

This data layer contains the boundaries of Newton’s election wards and precincts. Each ward consists of four precincts. The layer has polygon with fields to indicate Ward, Precinct and State Representative District.

Records
33
Formats
5
Last updated
Jun 13, 2025

Download & API

Wards & Precincts - City of Newton (CSV)csv
Spreadsheet — attributes, with coordinates for point layers
Download
Wards & Precincts - City of Newton (GeoJSON)geojson
GeoJSON — for web maps and GIS tools
Download
Wards & Precincts - City of Newton (GeoParquet)geoparquet
Columnar — query with DuckDB / SQL
Download
Wards & Precincts - City of Newton (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
Wardinteger1 to 8
Precinctinteger1 to 4
WPstring
WP_Slashstring
RepDistinteger10 to 12