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! Commented Feb 24, 2022 at 20:58

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.