Iberville County Demographics

A map of Iberville County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	13,720	14,632	46.0%	48.4%
Black	12,889	13,313	43.2%	44.0%
Hispanic	1,546	1,418	5.2%	4.7%
Multiracial	1,372	609	4.6%	2.0%
Native American/Other	282	146	0.9%	0.5%
Asian	6	123	0.0%	0.4%

Iberville County, Louisiana has an estimated population of 29,815, a slight decrease from the 30,241 recorded in the 2020 Census. The population is 46.0% White, 43.2% Black, 5.2% Hispanic, 4.6% Multiracial, 0.9% Native American/Other, and 0.0% Asian. This demographic dot map shows the population of Iberville County, with one dot drawn for each person counted by the Census, color-coded by race.

Iberville has become more racially diverse since the 2020 Census. It is slightly more diverse than Louisiana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Iberville County, that probability was 56.9% in 2020 and 59.7% in the most recent ACS estimates.

Iberville County is ranked the 34th most populous county in Louisiana, out of 64 counties. Iberville County was ranked the 34th most populous county in the 2020 Census.

Iberville County's White Population

13,720 residents of Iberville County, or 46.0% of the population, identify as White. The share of White residents in Iberville County is lower than in Louisiana overall, where 55.7% of the population is White. Iberville County ranks 54th statewide in terms of White residents as a share of the population, out of 64 counties.

Since the 2020 Census, Iberville County's White population has declined by an estimated 6.2%. White residents' share of Iberville County's population has decreased from 48.4% to 46.0%.

Iberville County is more White than neighboring East Baton Rouge County (41.6% White). Iberville County is less White than neighboring West Baton Rouge County (52.2% White), St. Martin County (63.1% White), Ascension County (63.5% White), and Assumption County (63.9% White).

Iberville County's Black Population

12,889 residents of Iberville County, or 43.2% of the population, identify as Black. The share of Black residents in Iberville County is considerably higher than in Louisiana overall, where 30.5% of the population is Black. Iberville County ranks 11th statewide in terms of Black residents as a share of the population, out of 64 counties.

Since the 2020 Census, Iberville County's Black population has declined by an estimated 3.2%. Black residents' share of Iberville County's population has decreased from 44.0% to 43.2%.

Iberville County is more Black than neighboring West Baton Rouge County (40.8% Black), St. Martin County (28.6% Black), Ascension County (22.8% Black), and Assumption County (27.7% Black). Iberville County is less Black than neighboring East Baton Rouge County (43.6% Black).

Iberville County's Asian Population

6 residents of Iberville County, or 0.0% of the population, identify as Asian. The share of Asian residents in Iberville County is comparable to the share in Louisiana overall, where 1.7% of the population is Asian. Iberville County ranks 38th statewide in terms of Asian residents as a share of the population, out of 64 counties.

Since the 2020 Census, Iberville County's Asian population has declined by an estimated 95.1%. Asian residents' share of Iberville County's population has remained roughly unchanged at 0.0%.

Iberville County is less Asian than neighboring West Baton Rouge County (0.5% Asian), St. Martin County (0.8% Asian), East Baton Rouge County (3.3% Asian), Ascension County (1% Asian), and Assumption County (0.9% Asian).

Iberville County's Hispanic Population

1,546 residents of Iberville County, or 5.2% of the population, identify as Hispanic. The share of Hispanic residents in Iberville County is comparable to the share in Louisiana overall, where 7.2% of the population is Hispanic. Iberville County ranks 26th statewide in terms of Hispanic residents as a share of the population, out of 64 counties.

Since the 2020 Census, Iberville County's Hispanic population has grown by an estimated 9.0%. Hispanic residents' share of Iberville County's population has increased from 4.7% to 5.2%.

Iberville County is more Hispanic than neighboring West Baton Rouge County (4.6% Hispanic), St. Martin County (3.6% Hispanic), and Assumption County (4.3% Hispanic). Iberville County is less Hispanic than neighboring East Baton Rouge County (6.9% Hispanic), and Ascension County (8.4% Hispanic).

Iberville County's Native American/Other Population

282 residents of Iberville County, or 0.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Iberville County is comparable to the share in Louisiana overall, where 1% of the population is Native American/Other. Iberville County ranks 47th statewide in terms of Native American/Other residents as a share of the population, out of 64 counties.

Since the 2020 Census, Iberville County's Native American/Other population has grown by an estimated 93.2%. Native American/Other residents' share of Iberville County's population has remained roughly unchanged at 0.9%.

Iberville County is more Native American/Other than neighboring West Baton Rouge County (0.1% Native American/Other), St. Martin County (0.6% Native American/Other), East Baton Rouge County (0.6% Native American/Other), Ascension County (0.6% Native American/Other), and Assumption County (0.8% Native American/Other).

Iberville County's Multiracial Population

1,372 residents of Iberville County, or 4.6% of the population, identify as Multiracial. The share of Multiracial residents in Iberville County is comparable to the share in Louisiana overall, where 3.8% of the population is Multiracial. Iberville County ranks 60th statewide in terms of Multiracial residents as a share of the population, out of 64 counties.

Since the 2020 Census, Iberville County's Multiracial population has grown by an estimated 125.3%. Multiracial residents' share of Iberville County's population has increased from 2.0% to 4.6%.

Iberville County is more Multiracial than neighboring West Baton Rouge County (1.7% Multiracial), St. Martin County (3.3% Multiracial), East Baton Rouge County (4% Multiracial), Ascension County (3.6% Multiracial), and Assumption County (2.4% 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.