Coalfield, TN Profile: Facts, Map & Data


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Coalfield, Tennessee - Basic Facts

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The Coalfield Census Designated Place had a population of 2,468 as of July 1, 2017. Coalfield ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Tennessee. See peer rankings below.

The primary coordinate point for Coalfield is located at latitude 36.0228 and longitude -84.4425 in Morgan County. The formal boundaries for the Coalfield Census Designated Place (see map below) encompass a land area of 24.73 sq. miles and a water area of 0 sq. miles. Morgan County is in the Eastern time zone (GMT -5). The elevation is 1,030 feet.

The Coalfield Census Designated Place (GNIS ID: 2586046) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Coalfield Census Designated Place is located within Commissioner District 1, a minor civil division (MCD) of Morgan County.

Beneath the boundary map are tables with Coalfield population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Coalfield: Rio, Ruffners Station.

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Coalfield Census Designated Place, TN Boundary Map

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Coalfield, TN Data & Demographics (As of July 1, 2017)


Total Population 2,468
Daytime Population: Workers 187
Daytime Population: Residents 1,417
Total Daytime Population (TDP) 1,604
Ratio TDP/Total Population1 0.65
Population in Households 2,468
Population in Familes 2,113
Population in Group Qrtrs 0
Population Density2 100
Diversity Index3 6


Median Household Income $52,113
Average Household Income $62,587
Per Capita Income $24,305


Total Housing Units 1,055 (100%)
Owner Occupied HU 716 (67.9%)
Renter Occupied HU 222 (21.0%)
Vacant Housing Units 117 (11.1%)
Median Home Value $98,592
Average Home Value $126,222


Total Households 938
Average Household Size 2.63
Family Households 690
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.03% 0.19%
Households -0.04% 0.13%
Families -0.32% 0.06%
Median Household Income   1.89%
Per Capita Income   3.13%

Coalfield, TN - Peer Comparisons by Rank and Percentile

The table below compares Coalfield to the other 427 incorporated cities, towns and CDPs in Tennessee by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 169 61st
Population Density # 404 6th
Diversity Index # 409 4th
Median Household Income # 82 81st
Per Capita Income # 134 69th

Additional comparisons and rankings can be made with a VERY EASY TO USE Tennessee Census Data Comparison Tool.

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