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

Zoning

Adopted Zoning

Records
1,003
Formats
5
Last updated
Apr 13, 2026

Download & API

Adopted Zoning (CSV)csv
Spreadsheet — attributes, with coordinates for point layers
Download
Adopted Zoning (GeoJSON)geojson
GeoJSON — for web maps and GIS tools
Download
Adopted Zoning (GeoParquet)geoparquet
Columnar — query with DuckDB / SQL
Download
Adopted Zoning (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
SETTLEMENTstring
ZONE_GZTstring
GZT_CATEGOstring
GZT_SECTORstring7 values: Residential (466), ‘Green’ / Recreation / Conservation (266), Mixed Use (113)…
GZT_SUB_SEstring3 values: None (943), Industrial, enterprise, employment (59), Transport (1)
ZONE_ORIGstring
ZONE_DESCstring
ZONK_LINKstring1 values: https://www.longfordcoco.ie/services/planning/longford-county-development-plan-2021-2027 (1,003)
PLAN_FROMstring1 values: 2021 (1,003)
PLAN_TOstring1 values: 2027 (1,003)
PLAN_NAMEstring1 values: Longford County Development Plan 2021 - 2027 (1,003)
COLOURstring
LAstring1 values: LF (1,003)
UPLOAD_DATstring
PLAN_LEVELstring1 values: County Development Plan (1,003)
SHAPE_STArnumber50 to 429,524
SHAPE_STLenumber28 to 8,339