The 1942-S Mercury Dime was struck at the San Francisco Mint with a recorded mintage of 49,300,000 coins — the 59th-lowest of the 77 circulation-strike issues in the mercury dime series, and 16% of the 315,450,000 mercury dimes the Mint produced across all facilities in 1942.
A full collector's note for this issue — survival, strike character, and what to check before buying — is on the writing schedule; the figures above are the permanent record.
| Issue | Mint | Mintage |
|---|---|---|
| 1942 Mercury Dime | Philadelphia | 205,410,000 |
| 1942-S Mercury Dime | San Francisco | 49,300,000 |
| 1942-D Mercury Dime | Denver | 60,740,000 |
Mintage figures: United States Mint, Annual Report of the Director of the Mint, cross-checked across independent published references. Specifications: United States Mint coin specifications.