What is the value of a 1938 US quarter?

Answer 1

Look on the back of the coin to see if there's a small mint mark letter below the bow in the wreath. It may be blank or there may be an S

Numismedia lists the following approximate retail values as of 01/2013:

No mint mark (Philadelphia):

Very worn condition - $5

Moderately worn - $5.50

Slightly worn - $8.05

Almost no wear - $36.60

Uncirculated - $79.35 to $1370.00 depending on quality

"S" mint mark (San Francisco):

Very worn condition - $5

Moderately worn - $5.75

Slightly worn - $14.20

Almost no wear - $42.30

Uncirculated - $86.25 to $1690.00