The QGIS Polygon Divider: Polygon partition into an irregular equal area grid

The QGIS ‘Polygon Divider’ plugin solves the problem of partitioning an arbitrarily complex polygon into an irregular grid of equal area rectangles, which has a range of applications for city science and GIS more broadly. This is achieved by the iterative partition of the polygon using cutlines that are located using Brent’s method, which is an efficient optimisation algorithm. At the time of release, this was the only tool with such functionality in a major GIS platform, though the functionality has since been replicated.

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Publication Details

Journal
Environment and Planning B Urban Analytics and City Science
Published
2025-09-16
DOI
https://doi.org/10.1177/23998083251378340
Primary Topic
Land Use and Ecosystem Services
Type
article
Field-Weighted Citation Impact
0.00
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article

The QGIS Polygon Divider: Polygon partition into an irregular equal area grid

Jonny Huck
Environment and Planning B Urban Analytics and City Science
Land Use and Ecosystem Services
article

The QGIS Polygon Divider: Polygon partition into an irregular equal area grid

Jonny Huck
article en

Abstract

The QGIS ‘Polygon Divider’ plugin solves the problem of partitioning an arbitrarily complex polygon into an irregular grid of equal area rectangles, which has a range of applications for city science and GIS more broadly. This is achieved by the iterative partition of the polygon using cutlines that are located using Brent’s method, which is an efficient optimisation algorithm. At the time of release, this was the only tool with such functionality in a major GIS platform, though the functionality has since been replicated.

Environment and Planning B Urban Analytics and City Science
University of Manchester (GB)
Openalex Percentile: Top 76%
Land Use and Ecosystem Services
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