grailworth
Cover of The Flash (2011) #21

The Flash (2011) #21

DC 2011–2016 series Cover date Aug 2013

What's it worth?

See fair market value at every grade, raw and CGC, with value history and the grading break-even.

Start your 7-day free trial

Already a member?

Key issues are always free. See the key wall.

About this issue

The Flash #21 (2011) is issue #21 of DC's The Flash (2011–2016), with a cover date of August 2013. grailworth values it from 5 recorded sales, most recently on Nov 2, 2026, and from how comics like it move in value from grade to grade.