1986 S [PROOF] Washington Quarter — Coin Value
Washington QuarterWhat the 1986 S [PROOF] Washington Quarter is worth — ungraded vs graded (MS62 / MS66).
1986 S [PROOF] Washington Quarter value — Ungraded $2 · MS66 $14. Prices updated August 2026.
Series · Washington QuarterMint · SYear · 1986
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Item details
- Series
- Washington Quarter
- Year
- 1986
- Mint
- S
1986 S [PROOF] Washington Quarter value
A raw (ungraded) 1986 S [PROOF] Washington Quarter runs around $2, a certified MS62 about null, and a high-grade MS66 commands $14.
What drives the price
Grade, mint mark, strike quality, and key dates drive coin value. Certified (slabbed) coins carry a premium over raw; low-mintage years and full-strike examples appreciate the most.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $2 | eBay sold comps |
| MS66 | $14 | eBay sold comps |
Frequently asked questions
- What is the value range for the 1986 S Washington Quarter?
- Ungraded examples are available starting at $3, while a Mint State 66 (MS66) example is valued at $20.
- Is the 1986 S Washington Quarter a common coin?
- It is a Washington Quarter from the year 1986, minted in 'S', and its value varies significantly by condition.
- What is the difference between ungraded and MS66 for this coin?
- Ungraded coins have not been professionally graded, whereas MS66 indicates a high, certified mint condition.