1981 P Quarter Value - Price Guide for 1981 Quarter VariantsThis guide presents price ranges for variants from three sources: eBay sales, third-party auctions, and PCGS guides. For more information see the Guide to How Much Is a 1981 Quarter Worth? Step by Step to Know Step 1: Identify 1981 Quarter Mint Marks and Varieties 1981-P Washington Quarter Value The 1981-P washington quarter value ranges from $1 to $100,000 depending on the quality of the coin and its mint strike type. 1983-P Washington Quarter. In this article, you will find out how much your 1981 quarters are worth — and exactly what details you should be looking for on 1981 quarters to identify the really valuable ones. Get the value, history, pictures, and more from APMEX. 26-$15. Image: Heritage Auctions / CoinWeek. The most valuable is the 1981-P Washington quarter in MS-67 condition. MS-67 (PCGS). Click on either the image or link to visit that coins page and learn more about it. cvn, swj, dup, ret, qtp, zbx, fmv, bdp, hwj, qzn, mkb, mer, esk, ioj, yoi,