Ascension County Demographics

A map of Ascension County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	82,760	79,645	63.5%	63.0%
Black	29,771	30,296	22.8%	23.9%
Hispanic	10,961	10,383	8.4%	8.2%
Multiracial	4,698	3,842	3.6%	3.0%
Asian	1,336	1,681	1.0%	1.3%
Native American/Other	788	653	0.6%	0.5%

Ascension County, Louisiana has an estimated population of 130,314, an increase from the 126,500 recorded in the 2020 Census. The population is 63.5% White, 22.8% Black, 8.4% Hispanic, 3.6% Multiracial, 1.0% Asian, and 0.6% Native American/Other. This demographic dot map shows the population of Ascension County, with one dot drawn for each person counted by the Census, color-coded by race.

Ascension is about as racially diverse as it was in the 2020 Census. It is considerably less 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 Ascension County, that probability was 53.8% in 2020 and 53.6% in the most recent ACS estimates.

Ascension County is ranked the 11th most populous county in Louisiana, out of 64 counties. Ascension County was ranked the 13th most populous county in the 2020 Census.

Ascension County's White Population

82,760 residents of Ascension County, or 63.5% of the population, identify as White. The share of White residents in Ascension County is higher than in Louisiana overall, where 55.7% of the population is White. Ascension County ranks 26th statewide in terms of White residents as a share of the population, out of 64 counties.

Since the 2020 Census, Ascension County's White population has grown by an estimated 3.9%. White residents' share of Ascension County's population has increased from 63.0% to 63.5%.

Ascension County is more White than neighboring St. James County (49.3% White), East Baton Rouge County (41.6% White), and Iberville County (46% White). Ascension County is less White than neighboring Livingston County (80.2% White), and Assumption County (63.9% White).

Ascension County's Black Population

29,771 residents of Ascension County, or 22.8% of the population, identify as Black. The share of Black residents in Ascension County is lower than in Louisiana overall, where 30.5% of the population is Black. Ascension County ranks 44th statewide in terms of Black residents as a share of the population, out of 64 counties.

Since the 2020 Census, Ascension County's Black population has declined by an estimated 1.7%. Black residents' share of Ascension County's population has decreased from 23.9% to 22.8%.

Ascension County is more Black than neighboring Livingston County (8.9% Black). Ascension County is less Black than neighboring St. James County (47.4% Black), Assumption County (27.7% Black), East Baton Rouge County (43.6% Black), and Iberville County (43.2% Black).

Ascension County's Asian Population

1,336 residents of Ascension County, or 1.0% of the population, identify as Asian. The share of Asian residents in Ascension County is comparable to the share in Louisiana overall, where 1.7% of the population is Asian. Ascension County ranks 18th statewide in terms of Asian residents as a share of the population, out of 64 counties.

Since the 2020 Census, Ascension County's Asian population has declined by an estimated 20.5%. Asian residents' share of Ascension County's population has remained roughly unchanged at 1.0%.

Ascension County is more Asian than neighboring St. James County (0% Asian), Livingston County (0.7% Asian), Assumption County (0.9% Asian), and Iberville County (0% Asian). Ascension County is less Asian than neighboring East Baton Rouge County (3.3% Asian).

Ascension County's Hispanic Population

10,961 residents of Ascension County, or 8.4% of the population, identify as Hispanic. The share of Hispanic residents in Ascension County is comparable to the share in Louisiana overall, where 7.2% of the population is Hispanic. Ascension County ranks 8th statewide in terms of Hispanic residents as a share of the population, out of 64 counties.

Since the 2020 Census, Ascension County's Hispanic population has grown by an estimated 5.6%. Hispanic residents' share of Ascension County's population has remained roughly unchanged at 8.4%.

Ascension County is more Hispanic than neighboring St. James County (2% Hispanic), Livingston County (6.6% Hispanic), Assumption County (4.3% Hispanic), East Baton Rouge County (6.9% Hispanic), and Iberville County (5.2% Hispanic).

Ascension County's Native American/Other Population

788 residents of Ascension County, or 0.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Ascension County is comparable to the share in Louisiana overall, where 1% of the population is Native American/Other. Ascension County ranks 45th statewide in terms of Native American/Other residents as a share of the population, out of 64 counties.

Since the 2020 Census, Ascension County's Native American/Other population has grown by an estimated 20.7%. Native American/Other residents' share of Ascension County's population has remained roughly unchanged at 0.6%.

Ascension County is more Native American/Other than neighboring St. James County (0.2% Native American/Other). Ascension County is less Native American/Other than neighboring Assumption County (0.8% Native American/Other), and Iberville County (0.9% Native American/Other).

Ascension County's Multiracial Population

4,698 residents of Ascension County, or 3.6% of the population, identify as Multiracial. The share of Multiracial residents in Ascension County is comparable to the share in Louisiana overall, where 3.8% of the population is Multiracial. Ascension County ranks 33rd statewide in terms of Multiracial residents as a share of the population, out of 64 counties.

Since the 2020 Census, Ascension County's Multiracial population has grown by an estimated 22.3%. Multiracial residents' share of Ascension County's population has increased from 3.0% to 3.6%.

Ascension County is more Multiracial than neighboring St. James County (1.1% Multiracial), Livingston County (3% Multiracial), and Assumption County (2.4% Multiracial). Ascension County is less Multiracial than neighboring East Baton Rouge County (4% Multiracial), and Iberville County (4.6% 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.