Louisiana Citizen Population By County in 2011 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2011, the citizen population for Louisiana was 4,387,175 and represented 97.83% of the total Louisiana population.

Among all Louisiana counties, East Baton Rouge had the highest citizen population (424.03K), followed by Jefferson (406.14K), and Orleans (310.85K).

In terms of percentages, Bienville had the highest percentage of its population being citizens (100.00%), followed by Franklin (100.00%), and Tensas (100.00%).

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 2011

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

See this for other years:

Louisiana Citizen Population By County in 2011

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County	Citizen Population	% of County Population
East Baton Rouge	424030	96.94
Jefferson	406135	93.95
Orleans	310850	96.71
Caddo	251445	99.02
St. Tammany	227480	98.21
Lafayette	212650	97.29
Calcasieu	188425	98.71
Ouachita	151510	99.05
Rapides	129640	98.77
Livingston	124315	98.88
Tangipahoa	118285	98.66
Bossier	112865	97.58
Terrebonne	109430	98.13
Ascension	103065	97.96
Lafourche	94130	98.16
St. Landry	83705	99.64
Iberia	71980	98.06
Acadia	61025	99.34
Vermilion	56715	98.36
St. Mary	52805	97.14
St. Charles	51750	98.27
St. Martin	51665	99.16
Vernon	49665	97.95
Washington	46730	99.49
St. John the Baptist	45380	97.99
Lincoln	44220	95.71
Avoyelles	41745	99.45
Webster	41060	99.58
Natchitoches	39065	99.24
Beauregard	34990	99.04
Evangeline	33520	97.91
Iberville	33140	99.06
St. Bernard	31675	97.93
Jefferson Davis	31405	99.56
Morehouse	28050	99.84
De Soto	26330	99.02
Allen	25060	97.02
Sabine	24030	99.15
West Baton Rouge	23330	98.98
Assumption	23275	99.38
Plaquemines	22730	98.93
Pointe Coupee	22505	98.58
Union	22405	98.64
St. James	21915	99.32
Grant	21395	97.74
Franklin	20750	100.00
Richland	20685	99.69
Concordia	20460	99.25
East Feliciana	20215	99.43
Claiborne	17025	99.42
Jackson	16070	99.51
West Feliciana	15470	98.98
Winn	15305	99.71
La Salle	14645	99.12
Bienville	14465	100.00
Madison	12150	99.75
West Carroll	11520	99.01
St. Helena	11085	99.91
Catahoula	10405	99.57
Caldwell	10120	99.61
Red River	9095	99.95
East Carroll	7830	99.68
Cameron	7055	99.58
Tensas	5300	100.00