|• Total||5.32242 sq mi (13.7850 km2)|
|• Land||5.32242 sq mi (13.7850 km2)|
|• Water||0 sq mi (0 km2)|
|Elevation||1,240 ft (378 m)|
|• Density||14.4/sq mi (5.5/km2)|
|Time zone||UTC-5 (Eastern (EST))|
|• Summer (DST)||UTC-4 (EDT)|
|GNIS feature ID||491809|
A post office was established in the community in 1904. The origins of the place name Ermine are unclear: it might have named for the first postmaster Ermine Webb, resident Ermine Hall, or resident Ermine Craft. Letcher County Central High School was established in the area in 2005.
- "ZIP Code 41815, ERMINE KY, U.S. ZIP Codes, Database - ERMINE Kentucky KY Map". Zip-codes.com. Retrieved 2010-05-30.
- "ERMINE, Kentucky USPS Blue Mailbox and Post Office Locations". Payphone-project.com. Archived from the original on 2010-02-12. Retrieved 2010-05-30.
- "Ermine, Kentucky (41815) Conditions & Forecast : Weather Underground". Wunderground.com. 2010-05-26. Retrieved 2010-05-30.
- Rennick, Robert M. (1987). Kentucky Place Names. University Press of Kentucky. p. 95. Retrieved 2013-04-28.