Louisiana Non-Hispanic White Alone Citizen Voting-age Population By County in 2015 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2015, the Non-Hispanic White Alone citizen voting-age population for Louisiana was 2,542,045 and represented 74.53% of the total Louisiana citizen voting-age population.

Among all Louisiana counties, Jefferson had the highest Non-Hispanic White Alone citizen voting-age population (193.42K), followed by East Baton Rouge (168.02K), and St. Tammany (147.99K).

In terms of percentages, Cameron had the highest percentage of its citizen voting-age population being Non-Hispanic White Alone (93.13%), followed by Livingston (91.09%), and LaSalle (85.12%).

The chart and table below shows the Non-Hispanic White Alone citizen voting-age population of each county and the percentage of each county's citizen voting-age population that were Non-Hispanic White Alone.

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

You can also see similar information for other ethnicities.

See this for other years:
Louisiana Non-Hispanic White Alone Citizen Voting-age Population By County in 2015
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County Citizen Voting-age Population % of County Citizen Voting-age Population
Jefferson 193420 61.89
East Baton Rouge 168015 50.99
St. Tammany 147985 82.81
Lafayette 120690 71.00
Calcasieu 104285 72.20
Orleans 99170 34.54
Caddo 95800 50.47
Livingston 88445 91.09
Ouachita 71590 62.64
Bossier 65035 72.82
Tangipahoa 63310 68.34
Rapides 63275 65.37
Terrebonne 59410 72.74
Lafourche 59090 82.04
Ascension 59085 73.29
Acadia 36445 81.24
Vermilion 35415 83.21
St. Landry 35095 57.90
Iberia 34295 65.13
Vernon 27605 73.56
St. Martin 26620 68.01
St. Charles 26330 68.86
Washington 23870 68.76
St. Mary 23760 61.63
Beauregard 21720 81.49
St. Bernard 21395 70.15
Avoyelles 21335 68.19
Lincoln 20255 55.85
Webster 20145 64.85
Jefferson Davis 18680 80.33
Evangeline 17275 71.33
Natchitoches 16795 56.64
Allen 14040 73.28
St. John the Baptist 13495 42.13
Sabine 13160 72.35
Grant 13140 78.15
Iberville 12995 50.13
Union 12380 72.42
Assumption 12135 69.26
De Soto 12035 59.24
Plaquemines 11830 70.94
West Baton Rouge 11120 60.72
Pointe Coupee 10895 64.07
Morehouse 10880 53.70
Franklin 10555 69.10
Richland 9885 63.61
LaSalle 9495 85.12
Concordia 9110 59.02
East Feliciana 8585 53.86
Jackson 8540 69.09
St. James 8190 49.99
Winn 7680 66.32
West Carroll 7055 81.85
Claiborne 6420 47.86
West Feliciana 6370 50.04
Caldwell 6140 80.53
Bienville 6040 56.19
Catahoula 5390 67.97
Cameron 4745 93.13
Red River 4060 61.56
St. Helena 3940 47.33
Madison 3405 38.09
East Carroll 1755 31.12
Tensas 1690 46.18