2006 S [CLAD SOUTH DAKOTA PROOF] State Quarter — Coin Value
State QuarterWhat the 2006 S [CLAD SOUTH DAKOTA PROOF] State Quarter is worth — ungraded vs graded (MS62 / MS66).
2006 S [CLAD SOUTH DAKOTA PROOF] State Quarter value — Ungraded $3 · MS66 $14. Prices updated September 2026.
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Which version do you have?
For the cheapest way to own it, purchase any of the CLAD versions, priced around $3. The premium SILVER PROOFs, like the SILVER NORTH DAKOTA PROOF at $17, offer superior metal and presentation, signifying a higher-grade collectible. If budget is the main concern, stick to the CLAD options. Serious collectors seeking the best presentation should pay the premium for the SILVER PROOFs.
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Price data verified against · 1
Item details
- Series
- State Quarter
- Year
- 2006
- Mint
- S
2006 S [CLAD SOUTH DAKOTA PROOF] State Quarter value
A raw (ungraded) 2006 S [CLAD SOUTH DAKOTA PROOF] State Quarter runs around $3, 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 | $3 | eBay sold comps |
| MS66 | $14 | eBay sold comps |
Frequently asked questions
- What is the current market value for an ungraded 2006 S State Quarter?
- An ungraded 2006 S State Quarter is currently valued around $3.
- How much more valuable is the MS66 condition compared to ungraded?
- The MS66 graded version of this 2006 State Quarter is valued at $11, showing a significant increase in condition.
- Is the S mint mark important for this coin's value?
- Yes, the S mint mark identifies this coin as a State Quarter from the S mint.