Catoctin Furnace Historic District | |
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| Location | Catoctin Furnace, Maryland |
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| Coordinates | 39°34′35″N 77°26′2″W / 39.57639°N 77.43389°W |
| Built | 1774 |
| NRHP reference No. | 72000578 |
| Added to NRHP | February 11, 1972[1] |
Catoctin Furnace (also known as Catoctin Iron Furnace) is an historic iron forge located on Route 15 between Frederick and Thurmont in Catoctin Furnace, Maryland. Since it was closed in 1903, no forge has been at the site.