Decatur, MS Demographics

A map of Decatur's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,254	1,073	65.0%	55.2%
Black	523	740	27.1%	38.0%
Hispanic	90	40	4.7%	2.1%
Multiracial	32	54	1.7%	2.8%
Native American/Other	21	27	1.1%	1.4%
Asian	9	11	0.5%	0.6%

Decatur, Mississippi has an estimated population of 1,929, a less than 1% change from the 1,945 recorded in the 2020 Census. The population is 65.0% White, 27.1% Black, 4.7% Hispanic, 1.7% Multiracial, 1.1% Native American/Other, and 0.5% Asian. This demographic dot map shows the population of Decatur, with one dot drawn for each person counted by the Census, color-coded by race.

Decatur has become less racially diverse since the 2020 Census. It is considerably less diverse than Mississippi overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Decatur, that probability was 54.9% in 2020 and 50.1% in the most recent ACS estimates.

Decatur is ranked the 135th most populous place in Mississippi, out of 427 places. 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 was ranked the 122nd most populous place in the 2020 Census.

Decatur's White Population

1,254 residents of Decatur, or 65.0% of the population, identify as White. The share of White residents in Decatur is higher than in Mississippi overall, where 55.2% of the population is White. Decatur ranks 208th statewide in terms of White residents as a share of the population, out of 427 places.

Since the 2020 Census, Decatur's White population has grown by an estimated 16.9%. White residents' share of Decatur's population has increased from 55.2% to 65.0%.

Decatur is more White than neighboring Newton (31.9% White), Union (52.7% White), Hickory (46.9% White), and Conehatta (24.3% White). Decatur is less White than neighboring Chunky (95.5% White).

Decatur's Black Population

523 residents of Decatur, or 27.1% of the population, identify as Black. The share of Black residents in Decatur is lower than in Mississippi overall, where 36.3% of the population is Black. Decatur ranks 208th statewide in terms of Black residents as a share of the population, out of 427 places.

Since the 2020 Census, Decatur's Black population has declined by an estimated 29.3%. Black residents' share of Decatur's population has decreased from 38.0% to 27.1%.

Decatur is more Black than neighboring Conehatta (0% Black), and Chunky (0% Black). Decatur is less Black than neighboring Newton (65.7% Black), Union (40.9% Black), and Hickory (43.7% Black).

Decatur's Asian Population

9 residents of Decatur, or 0.5% of the population, identify as Asian. The share of Asian residents in Decatur is comparable to the share in Mississippi overall, where 1% of the population is Asian. Decatur ranks 114th statewide in terms of Asian residents as a share of the population, out of 427 places.

Since the 2020 Census, Decatur's Asian population has declined by an estimated 18.2%. Asian residents' share of Decatur's population has remained roughly unchanged at 0.5%.

Decatur is more Asian than neighboring Newton (0% Asian), Union (0% Asian), Hickory (0% Asian), and Chunky (0% Asian). Decatur is less Asian than neighboring Conehatta (0.9% Asian).

Decatur's Hispanic Population

90 residents of Decatur, or 4.7% of the population, identify as Hispanic. The share of Hispanic residents in Decatur is comparable to the share in Mississippi overall, where 3.7% of the population is Hispanic. Decatur ranks 206th statewide in terms of Hispanic residents as a share of the population, out of 427 places.

Since the 2020 Census, Decatur's Hispanic population has grown by an estimated 125.0%. Hispanic residents' share of Decatur's population has increased from 2.1% to 4.7%.

Decatur is more Hispanic than neighboring Newton (1.7% Hispanic), Union (0.4% Hispanic), Hickory (2.3% Hispanic), Conehatta (0% Hispanic), and Chunky (2.5% Hispanic).

Decatur's Native American/Other Population

21 residents of Decatur, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Decatur is comparable to the share in Mississippi overall, where 0.8% of the population is Native American/Other. Decatur ranks 26th statewide in terms of Native American/Other residents as a share of the population, out of 427 places.

Since the 2020 Census, Decatur's Native American/Other population has declined by an estimated 22.2%. Native American/Other residents' share of Decatur's population has remained roughly unchanged at 1.1%.

Decatur is more Native American/Other than neighboring Newton (0.4% Native American/Other), Hickory (0% Native American/Other), and Chunky (0% Native American/Other). Decatur is less Native American/Other than neighboring Union (1.4% Native American/Other), and Conehatta (71.4% Native American/Other).

Decatur's Multiracial Population

32 residents of Decatur, or 1.7% of the population, identify as Multiracial. The share of Multiracial residents in Decatur is comparable to the share in Mississippi overall, where 3% of the population is Multiracial. Decatur ranks 180th statewide in terms of Multiracial residents as a share of the population, out of 427 places.

Since the 2020 Census, Decatur's Multiracial population has declined by an estimated 40.7%. Multiracial residents' share of Decatur's population has decreased from 2.8% to 1.7%.

Decatur is more Multiracial than neighboring Newton (0.3% Multiracial). Decatur is less Multiracial than neighboring Union (4.5% Multiracial), Hickory (7% Multiracial), Conehatta (3.4% Multiracial), and Chunky (2.1% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.