ZIP 21771 tax statistics
Mount Airy, Maryland ยท IRS SOI individual income statistics
Returns filed
15,440
Avg. AGI per return
$118,807
Avg. refund
$3,358
62% of returns
Self-employment share
17.9%
Credentialed preparers
62
in this ZIP
Paid-preparer share
47%
Free prep (VITA) returns
30