Reduce map data file size

Mon, 01 Jan 0001 00:00:00 +0000

Use this pattern when your map data is too heavy to load comfortably in the browser, share with others, or import into a visualization tool.

Solution

Simplify geometry while preserving shape, and remove attributes you do not need. A tool that also handles conversion and merging helps keep the whole preprocessing flow in one place.

Tool

dataprep.jp

Mapshaper

Process and convert map data

mapshaper.dataprep.jp

Good fit for

Making GeoJSON faster to render
Preparing smaller map files for sharing
Cleaning attributes while simplifying geometry

Data Size Reduction on Data Prep Toolbox

Reduce map data file size

Solution

Tool

Good fit for