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|• Total||24.726 sq mi (64.04 km2)|
|• Land||24.726 sq mi (64.04 km2)|
|• Water||0 sq mi (0 km2)|
|Elevation||1,030 ft (310 m)|
|• Density||100/sq mi (38/km2)|
|Time zone||Eastern (EST) (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||1306005|
Coalfield is an unincorporated community and census-designated place (CDP) in Morgan County, Tennessee, United States. As of the 2010 census, the population of the CDP was 2,463,making Coalfield the most populous settlement in all of Morgan county.
Coalfield was originally known as "Ruffner's Station" after Shack Ruffner, an early settler who built a mill in the area. The name "Coalfield" reflects the community's coal mining tradition. It was the site of Coalfield Camp No. 1 and Coalfield Camp No. 2. Coalfield still keeps to its rural roots, having only a four-way stop, a small grocery store that supplies basic needs, and a gas station.
A Morgan County public school, Coalfield School is located in the heart of the community. It includes all grades from kindergarten to grade 12. Enrollment is approximately 500, averaging 45 to 50 graduates every year. The school's mascot is the Yellow Jacket. Coalfield High is noted for its football program, previously coached by University of Tennessee star Garry Kreis. Coalfield Won the Class A State Baseball Championship in 1998. Head Coach, David Treece. Football was Class A State Runner-Up in 2014.
- Sid Hudson, baseball player and coach, was a native of Coalfield.
- Garry Kreis, a Football player for the University of Tennessee between 1967-1969. He played WR position. He joined the coaching staff at Coalfield School in 1979 and was named the head coach in 1987. Kreis was one of the region's most successful head coaches. He led the Coalfield Yellow Jackets to the state semifinal game in 2004, and regularly had his teams in the state quarterfinals. He retired from coaching in 2008. Kreis is still a fixture in the Coalfield community and at University of Tennessee games. However, Coach Kreis has become very ill with brain cancer and is currently in hospice care.
- Calvin Dickinson, Morgan County (Memphis State University Press, 1987), p. 19.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "American FactFinder". United States Census Bureau. Archived from the original on 2013-09-11. Retrieved 2011-05-14.
- "Bowman". Geographic Names Information System. United States Geological Survey.
- "Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data for Coalfield (CDP), Tennessee". U.S. Census.