Louisiana Citizen Population By County in 2024 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2024, the citizen population for Louisiana was 4,477,991 and represented 97.10% of the total Louisiana population.

Among all Louisiana counties, East Baton Rouge had the highest citizen population (432.77K), followed by Jefferson (393.86K), and Orleans (359.28K).

In terms of percentages, Red River had the highest percentage of its population being citizens (100.01%), followed by East Carroll (99.99%), and Franklin (99.93%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

You can see similar information for other states and by state for the United States.

You may also be interested in:
Louisiana Citizen Voting-age Population By County in 2024

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

Louisiana Citizen Population By County in 2024

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County	Citizen Population	% of County Population
East Baton Rouge	432771	95.55
Jefferson	393856	91.40
Orleans	359277	96.62
St. Tammany	265828	97.58
Lafayette	239834	96.71
Caddo	227157	98.76
Calcasieu	202566	97.82
Ouachita	156463	98.73
Livingston	143496	96.88
Tangipahoa	134385	98.28
Bossier	126673	97.60
Ascension	126500	97.07
Rapides	125380	98.32
Terrebonne	103761	97.72
Lafourche	94816	98.51
St. Landry	80886	99.04
Iberia	67897	98.98
Acadia	56583	99.34
Vermilion	56163	98.31
St. Martin	50675	98.68
St. Charles	49857	97.00
Lincoln	47440	98.47
Vernon	46558	98.81
St. Mary	46286	96.78
Washington	44985	99.70
St. Bernard	42662	96.04
St. John the Baptist	39636	97.29
Avoyelles	38576	99.15
Beauregard	36533	99.62
Natchitoches	36412	99.23
Webster	35643	99.51
Jefferson Davis	31824	99.69
Evangeline	31199	97.31
Iberville	28913	96.97
West Baton Rouge	27690	98.99
De Soto	26845	99.33
Morehouse	24437	99.53
Plaquemines	22162	97.19
Sabine	21877	99.54
Grant	21395	96.84
Allen	21270	94.63
Union	20365	97.80
Assumption	20251	98.87
Pointe Coupee	20129	99.57
Richland	19791	99.83
St. James	19403	99.37
Franklin	19393	99.93
East Feliciana	19211	99.69
Concordia	17836	98.13
West Feliciana	15190	99.12
LaSalle	14673	99.20
Jackson	14477	97.29
Claiborne	13806	99.81
Bienville	12619	99.84
Winn	12564	93.29
St. Helena	10829	99.74
Caldwell	9463	99.62
Madison	9436	99.17
West Carroll	9404	99.35
Catahoula	8575	99.91
Red River	7444	100.01
East Carroll	7072	99.99
Cameron	4999	99.70
Tensas	3900	99.09