Proof of concept.This is an unofficial demo built by Datopian from Longford County Council's public data. The official portal is countycouncil-longford.hub.arcgis.com. Questions or feedback: hello@datopian.com

A PortalJS proof of concept · data from Longford County Council's ArcGIS Hub

Broad Zones

Adopted Broadzone

Records
5
Formats
5
Last updated
Apr 13, 2026

Download & API

Adopted Broadzone (CSV)csv
Spreadsheet — attributes, with coordinates for point layers
Download
Adopted Broadzone (GeoJSON)geojson
GeoJSON — for web maps and GIS tools
Download
Adopted Broadzone (GeoParquet)geoparquet
Columnar — query with DuckDB / SQL
Download
Adopted Broadzone (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
IDnumber1.00 to 5.00
SHAPE_STArnumber208,029 to 110,781,309
SHAPE_STLenumber2,218 to 231,464