Louisiana Citizen Population By County in 2016 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2016, the citizen population for Louisiana was 4,535,710 and represented 97.63% of the total Louisiana population.

Among all Louisiana counties, East Baton Rouge had the highest citizen population (431.97K), followed by Jefferson (404.02K), and Orleans (370.18K).

In terms of percentages, Bienville had the highest percentage of its population being citizens (99.93%), followed by Richland (99.93%), and Madison (99.92%).

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 2016

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

See this for other years:

Louisiana Citizen Population By County in 2016

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County	Citizen Population	% of County Population
East Baton Rouge	431970	97.00
Jefferson	404015	92.83
Orleans	370180	96.67
Caddo	250015	98.77
St. Tammany	242240	98.36
Lafayette	228615	97.30
Calcasieu	194450	98.59
Ouachita	154925	99.06
Livingston	134455	98.92
Rapides	130250	98.40
Tangipahoa	125450	98.69
Bossier	121500	97.42
Ascension	115135	98.40
Terrebonne	110620	97.81
Lafourche	95485	97.74
St. Landry	83070	99.25
Iberia	71850	97.36
Acadia	61745	99.00
Vermilion	58635	98.51
St. Martin	52630	98.59
St. Charles	51435	97.58
St. Mary	51435	96.95
Vernon	51355	98.57
Lincoln	46025	96.94
Washington	45825	98.84
St. John the Baptist	43080	98.15
St. Bernard	42890	97.28
Avoyelles	41025	99.46
Webster	40235	99.75
Natchitoches	39015	99.38
Beauregard	35880	98.48
Iberville	33030	99.61
Evangeline	32865	97.34
Jefferson Davis	31290	99.65
De Soto	26905	99.48
Morehouse	26605	99.50
Allen	24880	97.11
West Baton Rouge	24730	98.86
Sabine	23920	99.07
Assumption	22745	99.00
Plaquemines	22745	96.44
Pointe Coupee	22165	99.11
Union	22120	98.49
Grant	21755	97.25
St. James	21500	99.63
Richland	20675	99.93
Franklin	20435	99.85
Concordia	20250	99.80
East Feliciana	19695	99.70
Claiborne	16365	99.48
Jackson	15850	99.06
West Feliciana	15335	99.68
Winn	14650	99.69
LaSalle	14590	97.76
Bienville	13915	99.93
Madison	11795	99.92
West Carroll	11300	99.38
St. Helena	10660	99.49
Catahoula	10100	99.56
Caldwell	9840	98.45
Red River	8710	99.49
East Carroll	7370	99.33
Cameron	6680	99.11
Tensas	4790	99.90