Given an ArcGIS MapServer layer URL (eg https://gis.dallascityhall.com/wwwgis/rest/services/Sdc_public/Zoning/MapServer/15), how can I find (preferably in JSON format) the number of total features in the layer?

1 Answer 1


Oh, there is a "return count only" option (returnCountOnly=1) option, so:



  • That's the perfect answer! Feb 24, 2022 at 20:58

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