KMZ Splitter

Upload a KMZ or KML file and split it into separate My Maps-ready KMZ files. Each matching polygon becomes its own KMZ containing the features inside it, formatted for Google My Maps. You get back a single ZIP with every split file plus a summary CSV.

⚠ The processing API URL hasn't been configured yet. Set API_BASE near the top of the <script> in kmz-splitter/index.html to your deployed service URL (or append ?api=https://your-api-host to this page's URL to test).

Files

KMZ or KML only. Files are processed in memory and never stored.

Input file *

📁

Drop a .kmz / .kml here, or click to browse

Maximum 30 MB

Filter

Filter pattern

Only polygon placemarks whose name contains this text are split out (case-insensitive).

My Maps formatting

These mirror the desktop tool's defaults and keep output under Google My Maps' layer limit.

Rename polygon boundary placemark Appends “(Boundary)” so it isn't merged with a same-named marker.

Combine Distribution Cable layers Merges Aerial + Buried/UG into one “Distribution Cables” layer (lines stay color-coded).

Simplify linework for Google My Maps Thins dense LineStrings so My Maps doesn't render thousands of points.

Simplification distance (feet)

Recommended 100–500 ft.

Engineering legend (optional)

Include Engineering Legend Adds a flat “Engineering Legend” layer and applies legend icons to matching folders.