Member Counts and Statistics
2010 - 2013
The official APS membership is 49,653 as of January 2013.
Historical Membership Counts, 1899-2013 
Membership Counts by Category
APS Membership Stands at 49,653 (APS News - February 2013)
If you have any questions regarding the statistics, please email APS Membership (membership@aps.org).
APS Membership Increases 2010 - 2013
NOTE: Graphs are on different scales reflecting different totals from the January 2013 count.
