The below Queries will give you the number of entries in your EE Gallery.
Number of entries for all galleries:
{exp:query sql="SELECT count(entry_id) AS count FROM exp_gallery_entries"}
{count}
{/exp:query}
Number of entries for one specific gallery (replace the 1 with the ID number of the gallery):
{exp:query sql="SELECT count(entry_id) AS count FROM exp_gallery_entries WHERE gallery_id=1"}
{count}
{/exp:query}
Category:Queries Category:Image Gallery