Simpson County Demographics

A map of Simpson County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	15,626	15,928	60.8%	61.4%
Black	9,134	8,803	35.6%	33.9%
Hispanic	443	386	1.7%	1.5%
Multiracial	392	648	1.5%	2.5%
Asian	49	84	0.2%	0.3%
Native American/Other	47	100	0.2%	0.4%

Simpson County, Mississippi has an estimated population of 25,691, a less than 1% change from the 25,949 recorded in the 2020 Census. The population is 60.8% White, 35.6% Black, 1.7% Hispanic, 1.5% Multiracial, 0.2% Asian, and 0.2% Native American/Other. This demographic dot map shows the population of Simpson County, with one dot drawn for each person counted by the Census, color-coded by race.

Simpson is about as racially diverse as it was in 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 Simpson County, that probability was 50.7% in 2020 and 50.3% in the most recent ACS estimates.

Simpson County is ranked the 34th most populous county in Mississippi, out of 82 counties. Simpson County was ranked the 36th most populous county in the 2020 Census.

Simpson County's White Population

15,626 residents of Simpson County, or 60.8% of the population, identify as White. The share of White residents in Simpson County is higher than in Mississippi overall, where 55.2% of the population is White. Simpson County ranks 32nd statewide in terms of White residents as a share of the population, out of 82 counties.

Since the 2020 Census, Simpson County's White population has declined by an estimated 1.9%. White residents' share of Simpson County's population has decreased from 61.4% to 60.8%.

Simpson County is more White than neighboring Jefferson Davis County (37.8% White), and Covington County (59.4% White). Simpson County is less White than neighboring Rankin County (71% White), Lawrence County (63.5% White), and Smith County (73.3% White).

Simpson County's Black Population

9,134 residents of Simpson County, or 35.6% of the population, identify as Black. The share of Black residents in Simpson County is comparable to the share in Mississippi overall, where 36.3% of the population is Black. Simpson County ranks 47th statewide in terms of Black residents as a share of the population, out of 82 counties.

Since the 2020 Census, Simpson County's Black population has grown by an estimated 3.8%. Black residents' share of Simpson County's population has increased from 33.9% to 35.6%.

Simpson County is more Black than neighboring Rankin County (20.9% Black), Lawrence County (31.7% Black), Smith County (23% Black), and Covington County (34.8% Black). Simpson County is less Black than neighboring Jefferson Davis County (59.5% Black).

Simpson County's Asian Population

49 residents of Simpson County, or 0.2% of the population, identify as Asian. The share of Asian residents in Simpson County is comparable to the share in Mississippi overall, where 1% of the population is Asian. Simpson County ranks 41st statewide in terms of Asian residents as a share of the population, out of 82 counties.

Since the 2020 Census, Simpson County's Asian population has declined by an estimated 41.7%. Asian residents' share of Simpson County's population has remained roughly unchanged at 0.2%.

Simpson County is more Asian than neighboring Jefferson Davis County (0% Asian). Simpson County is less Asian than neighboring Rankin County (1.4% Asian), Lawrence County (0.3% Asian), and Smith County (0.3% Asian).

Simpson County's Hispanic Population

443 residents of Simpson County, or 1.7% of the population, identify as Hispanic. The share of Hispanic residents in Simpson County is comparable to the share in Mississippi overall, where 3.7% of the population is Hispanic. Simpson County ranks 57th statewide in terms of Hispanic residents as a share of the population, out of 82 counties.

Since the 2020 Census, Simpson County's Hispanic population has grown by an estimated 14.8%. Hispanic residents' share of Simpson County's population has remained roughly unchanged at 1.7%.

Simpson County is more Hispanic than neighboring Jefferson Davis County (0.7% Hispanic). Simpson County is less Hispanic than neighboring Rankin County (3.3% Hispanic), Lawrence County (2.1% Hispanic), and Covington County (2.6% Hispanic).

Simpson County's Native American/Other Population

47 residents of Simpson County, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Simpson County is comparable to the share in Mississippi overall, where 0.8% of the population is Native American/Other. Simpson County ranks 37th statewide in terms of Native American/Other residents as a share of the population, out of 82 counties.

Since the 2020 Census, Simpson County's Native American/Other population has declined by an estimated 53.0%. Native American/Other residents' share of Simpson County's population has remained roughly unchanged at 0.2%.

Simpson County is more Native American/Other than neighboring Jefferson Davis County (0% Native American/Other), and Smith County (0% Native American/Other). Simpson County is less Native American/Other than neighboring Rankin County (0.7% Native American/Other), Lawrence County (0.4% Native American/Other), and Covington County (0.5% Native American/Other).

Simpson County's Multiracial Population

392 residents of Simpson County, or 1.5% of the population, identify as Multiracial. The share of Multiracial residents in Simpson County is comparable to the share in Mississippi overall, where 3% of the population is Multiracial. Simpson County ranks 29th statewide in terms of Multiracial residents as a share of the population, out of 82 counties.

Since the 2020 Census, Simpson County's Multiracial population has declined by an estimated 39.5%. Multiracial residents' share of Simpson County's population has decreased from 2.5% to 1.5%.

Simpson County is less Multiracial than neighboring Rankin County (2.6% Multiracial), Jefferson Davis County (1.9% Multiracial), Lawrence County (2% Multiracial), Smith County (1.7% Multiracial), and Covington County (2.5% 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.