Decatur, TN Demographics

A map of Decatur's Population by Race

Decatur, Tennessee had a population of 1,563 in 2020. It was 91.4% White, 1.9% Black, 0.3% Asian, 1.3% Hispanic, 1.1% Native American/Other, and 4.0% Multiracial. This map presents the population of Decatur, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 504 places in Tennessee, Decatur is the 240th most populous. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs).

Decatur's White Population

1,429 residents of Decatur identify as White, or 91.4%. This makes the White share of the population of Decatur considerably larger than the White share of the population of Tennessee (70.9% White). Of the 504 places in Tennessee, Decatur is ranked #166 in terms of White residents as a share of the population.

Decatur is more White than neighboring Riceville (85.9% White), Spring City (89.5% White), Athens (78.1% White), Dayton (80.7% White), and Calhoun (88.8% White).

Decatur's Black Population

30 residents of Decatur identify as Black, or 1.9%. This makes the Black share of the population of Decatur less than the Black share of the population of Tennessee (15.7% Black). Of the 504 places in Tennessee, Decatur is ranked #268 in terms of Black residents as a share of the population.

Decatur is less Black than neighboring Riceville (2.8% Black), Spring City (2.7% Black), Athens (7.5% Black), Dayton (4.3% Black), and Calhoun (2.2% Black).

Decatur's Asian Population

4 residents of Decatur identify as Asian, or 0.3%. This makes the Asian share of the population of Decatur roughly similar to the Asian share of the population of Tennessee (1.9% Asian). Of the 504 places in Tennessee, Decatur is ranked #281 in terms of Asian residents as a share of the population.

Decatur is more Asian than neighboring Calhoun (0% Asian). Decatur is less Asian than neighboring Riceville (2.2% Asian), Spring City (0.7% Asian), Athens (1.4% Asian), and Dayton (1.3% Asian).

Decatur's Hispanic Population

20 residents of Decatur identify as Hispanic, or 1.3%. This makes the Hispanic share of the population of Decatur slightly less than the Hispanic share of the population of Tennessee (6.9% Hispanic). Of the 504 places in Tennessee, Decatur is ranked #420 in terms of Hispanic residents as a share of the population.

Decatur is less Hispanic than neighboring Riceville (4.7% Hispanic), Spring City (2.7% Hispanic), Athens (7.4% Hispanic), Dayton (8.7% Hispanic), and Calhoun (2.6% Hispanic).

Decatur's Native American/Other Population

17 residents of Decatur identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.1%. This makes the Native American/Other share of the population of Decatur roughly similar to the Native American/Other share of the population of Tennessee (0.6% Native American/Other). Of the 504 places in Tennessee, Decatur is ranked #55 in terms of Native American/Other residents as a share of the population.

Decatur is more Native American/Other than neighboring Riceville (0.3% Native American/Other), Spring City (0.6% Native American/Other), Athens (0.5% Native American/Other), Dayton (0.6% Native American/Other), and Calhoun (0% Native American/Other).

Decatur's Multiracial Population

63 residents of Decatur identify as Multiracial, or 4.0%. This makes the Multiracial share of the population of Decatur roughly similar to the Multiracial share of the population of Tennessee (3.9% Multiracial). Of the 504 places in Tennessee, Decatur is ranked #205 in terms of Multiracial residents as a share of the population.

Decatur is more Multiracial than neighboring Spring City (3.8% Multiracial). Decatur is less Multiracial than neighboring Riceville (4.2% Multiracial), Athens (5.1% Multiracial), Dayton (4.3% Multiracial), and Calhoun (6.3% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.