Proof of concept.This is an unofficial demo built by Datopian from the City of Evanston's public data. The official portal is data.cityofevanston.org. Questions or feedback: hello@datopian.com

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

Streets and alleys

The City of Evanston has just over 1 square mile of street and alleys covering its surface which comes to about 13.5% of total land area. This layer shows the areas covered by streets and alleys, both paved and unpaved.

Records
1,062
Formats
5
Last updated
Jul 3, 2025

Download & API

Streets and alleys (CSV)csv
Spreadsheet — attributes, with coordinates for point layers
Download
Streets and alleys (GeoJSON)geojson
GeoJSON — for web maps and GIS tools
Download
Streets and alleys (GeoParquet)geoparquet
Columnar — query with DuckDB / SQL
Download
Streets and alleys (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
OBJECTID_1integer25,070 to 30,114
Street Type
STREETTYPE
string2 values: Alley (1,055), Street (5)