Louisiana
Click the links below to view state facts.
Louisiana Population News Articles
Population Density
Historic & Projected Growth
Population by County
POPULATION DENSITY
People per square mile, 2010: 104.9
People per square mile, 2020: 107.8
HISTORIC & PROJECTED GROWTH 1790 TO 2040
Year |
Population |
1790 |
0 |
1800 |
0 |
1810 |
76,556 |
1820 |
153,407 |
1830 |
215,739 |
1840 |
352,411 |
1850 |
517,762 |
1860 |
708,002 |
1870 |
726,915 |
1880 |
939,946 |
1890 |
1,118,588 |
1900 |
1,381,625 |
1910 |
1,656,388 |
1920 |
1,798,509 |
1930 |
2,101,593 |
1940 |
2,363,880 |
1950 |
2,683,516 |
1960 |
3,257,022 |
1970 |
3,644,637 |
1980 |
4,206,116 |
1990 |
4,219,973 |
2000 |
4,468,976 |
2010 |
4,533,372 |
2020 |
4,657,757 |
2030 |
*4,945,783 |
2040 |
*5,062,780 |
Sources: Census figures from U.S. Bureau of the Census & *Estimates from Weldon Cooper Center, Demographics Research Group(The Census Bureau and Weldon Cooper Center have not yet provided updated State projections to reflect 2020 census numbers.)
Population by County
Census 2020 Population |
Census 2010 Population |
Change from 2010 |
Percent Change |
|
LOUISIANA |
4,657,757 |
4,533,372 |
124,385 |
2.74% |
Acadia Parish |
57576 |
61,773 |
-4,197 |
-6.79% |
Allen Parish |
22750 |
25,764 |
-3,014 |
-11.70% |
Ascension Parish |
126500 |
107,215 |
19,285 |
17.99% |
Assumption Parish |
21039 |
23,421 |
-2,382 |
-10.17% |
Avoyelles Parish |
39693 |
42,073 |
-2,380 |
-5.66% |
Beauregard Parish |
36549 |
35,654 |
895 |
2.51% |
Bienville Parish |
12981 |
14,353 |
-1,372 |
-9.56% |
Bossier Parish |
128746 |
116,979 |
11,767 |
10.06% |
Caddo Parish |
237848 |
254,969 |
-17,121 |
-6.71% |
Calcasieu Parish |
216785 |
192,768 |
24,017 |
12.46% |
Caldwell Parish |
9645 |
10,132 |
-487 |
-4.81% |
Cameron Parish |
5617 |
6,839 |
-1,222 |
-17.87% |
Catahoula Parish |
8906 |
10,407 |
-1,501 |
-14.42% |
Claiborne Parish |
14170 |
17,195 |
-3,025 |
-17.59% |
Concordia Parish |
18687 |
20,822 |
-2,135 |
-10.25% |
De Soto Parish |
26812 |
26,656 |
156 |
0.59% |
East Baton Rouge Parish |
456781 |
440,171 |
16,610 |
3.77% |
East Carroll Parish |
7459 |
7,759 |
-300 |
-3.87% |
East Feliciana Parish |
19539 |
20,267 |
-728 |
-3.59% |
Evangeline Parish |
32350 |
33,984 |
-1,634 |
-4.81% |
Franklin Parish |
19774 |
20,767 |
-993 |
-4.78% |
Grant Parish |
22169 |
22,309 |
-140 |
-0.63% |
Iberia Parish |
69929 |
73,240 |
-3,311 |
-4.52% |
Iberville Parish |
30241 |
33,387 |
-3,146 |
-9.42% |
Jackson Parish |
15031 |
16,274 |
-1,243 |
-7.64% |
Jefferson Parish |
440781 |
432,552 |
8,229 |
1.90% |
Jefferson Davis Parish |
32250 |
31,594 |
656 |
2.08% |
Lafayette Parish |
241753 |
221,578 |
20,175 |
9.11% |
Lafourche Parish |
97557 |
96,318 |
1,239 |
1.29% |
La Salle Parish |
14791 |
14,890 |
-99 |
-0.66% |
Lincoln Parish |
48396 |
46,735 |
1,661 |
3.55% |
Livingston Parish |
142282 |
128,026 |
14,256 |
11.14% |
Madison Parish |
10017 |
12,093 |
-2,076 |
-17.17% |
Morehouse Parish |
25629 |
27,979 |
-2,350 |
-8.40% |
Natchitoches Parish |
37515 |
39,566 |
-2,051 |
-5.18% |
Orleans Parish |
383997 |
343,829 |
40,168 |
11.68% |
Ouachita Parish |
160368 |
153,720 |
6,648 |
4.32% |
Plaquemines Parish |
23515 |
23,042 |
473 |
2.05% |
Pointe Coupee Parish |
20758 |
22,802 |
-2,044 |
-8.96% |
Rapides Parish |
130023 |
131,613 |
-1,590 |
-1.21% |
Red River Parish |
7620 |
9,091 |
-1,471 |
-16.18% |
Richland Parish |
20043 |
20,725 |
-682 |
-3.29% |
Sabine Parish |
22155 |
24,233 |
-2,078 |
-8.58% |
St. Bernard Parish |
43764 |
35,897 |
7,867 |
21.92% |
St. Charles Parish |
52549 |
52,780 |
-231 |
-0.44% |
St. Helena Parish |
10920 |
11,203 |
-283 |
-2.53% |
St. James Parish |
20192 |
22,102 |
-1,910 |
-8.64% |
St. John the Baptist Parish |
42477 |
45,924 |
-3,447 |
-7.51% |
St. Landry Parish |
82540 |
83,384 |
-844 |
-1.01% |
St. Martin Parish |
51767 |
52,160 |
-393 |
-0.75% |
St. Mary Parish |
49406 |
54,650 |
-5,244 |
-9.60% |
St. Tammany Parish |
264570 |
233,740 |
30,830 |
13.19% |
Tangipahoa Parish |
133157 |
121,097 |
12,060 |
9.96% |
Tensas Parish |
4147 |
5,252 |
-1,105 |
-21.04% |
Terrebonne Parish |
109580 |
111,860 |
-2,280 |
-2.04% |
Union Parish |
21107 |
22,721 |
-1,614 |
-7.10% |
Vermilion Parish |
57359 |
57,999 |
-640 |
-1.10% |
Vernon Parish |
48750 |
52,334 |
-3,584 |
-6.85% |
Washington Parish |
45463 |
47,168 |
-1,705 |
-3.61% |
Webster Parish |
36967 |
41,207 |
-4,240 |
-10.29% |
West Baton Rouge Parish |
27199 |
23,788 |
3,411 |
14.34% |
West Carroll Parish |
9751 |
11,604 |
-1,853 |
-15.97% |
West Feliciana Parish |
15310 |
15,625 |
-315 |
-2.02% |
Winn Parish |
13755 |
15,313 |
-1,558 |
-10.17% |
SOURCE: U.S. Bureau of the Census
Louisiana Population News Articles
Louisiana plants hit with pollution fines as part of federal environmental justice push – Nov 1, 2024
Apparently, People Are Moving to These 7 Louisiana Cities – Here’s Why – Oct 30, 2024
EPA announces over $2.4 million will go to addressing water and air quality issues in Louisiana – Oct 22, 2024
Fishermen, environmental groups fight massive LNG terminal in court – Sept 9, 2024
What a court ruling means for the future of pollution in Louisiana’s Cancer Alley – Sept 7, 2024
Louisiana Drought Conditions Are the 15th Worst in the U.S. – Sept 4, 2024
As Louisiana’s Hispanic population grows, this program drives students toward college – Sept 3, 2024
Gov. Landry targets ‘noncitizens’ in Louisiana, claiming immigrants pose voter fraud risk – Aug 27, 2024
These States Are Sending The Most People To Louisiana – Aug 16, 2024
Air in Louisiana’s ‘Cancer Alley’ likely more toxic than previously thought – June 11, 2024
Victory! Louisiana Enacts Anti-Sanctuary City Legislation – June 10, 2024
A Research Duel Heats up Amid High-Stakes Decision on LNG Exports – June 4, 2024
Louisiana’s coast is sinking. Advocates say the governor is undermining efforts to save it. – May 25, 2024
Only four of Louisiana’s largest cities grew between 2020 and 2023 – May 16, 2024
Baton Rouge, EBR populations continue to decline, new data shows – May 15, 2024
Discover the 5 Most Flood-Prone Towns in Louisiana – September 30, 2023
8 facts about recent Latino immigrants to the U.S. – September 28, 2023
New Orleans declares emergency over saltwater intrusion in drinking water – September 22, 2023
Drought affecting Louisiana wildlife – September 20. 2023
Wildfires spread throughout Louisiana in record drought, heat – September 11, 2023
Heat death toll climbs to 32 in Louisiana, shattering average amid state of emergency – September 10, 2023
Data shows white, Black populations decreasing in Louisiana – June 26, 2023
Discover the Louisiana Town Most Likely to Be Hit By a Tornado – June 26, 2023
Extreme heat days on the rise across the US: Where Shreveport stands – June 25, 2023
Which chemical sites in Louisiana are at risk of major flooding? View an interactive map – June 16, 2023
Louisiana Communities Already Vulnerable to the Climate Crisis Worry That the Expansion of the LNG Export Industry Could Be Catastrophic – June 15, 2023
Black communities in Louisiana far more exposed to industrial pollution, study says – December 1, 2022
Majority of Louisiana voters want lawmakers to address climate change – December 7, 2022
Louisiana commits funds to aid expansion projects – June 28, 2022
Louisiana’s ‘Cancer Alley’ residents in clean air fight – June 21, 2022
“Is this weather ultimately going to take somebody’s life?”: Homeless population struggling with extreme heat – June 20, 2022
Louisiana could lose 5,000 square miles of wetlands within 78 years. How do we stop it? – June 16, 2022
This Is The Fastest Growing City In Louisiana – June 14, 2022
Cities Where People Lose the Most Time Driving Each Year – March 4, 2022
Parts of South Louisiana under Extreme Drought – March 3, 2022
Climate change could prove more deadly in Louisiana without immediate action, report says – March 3, 2022
US and State of Louisiana Settlement with Firestone Polymers to Bring Cleaner Air to Southwest Louisiana Communities – February 22, 2022
This Is the Fastest Growing City in Louisiana – November 15, 2021
Back-to-back hurricanes expected to increase in the Gulf Coast – November 10, 2021
Louisiana chemical corridor is the country’s largest hot spot for toxic air, cancer risk – November 5, 2021
One of the last coal-fired power plants in Louisiana to close, laying off dozens – October 28, 2021
Louisiana Shell refinery left spewing chemicals after Hurricane Ida – September 4, 2021
Here’s why Louisiana faces a special challenge from climate change – August 20, 2021
82 electric vehicle charging stations, to cut pollution, coming to these Louisiana sites – August 19, 2021
U.S. Army orders environmental review of Louisiana plastics project – August 18, 2021
Louisiana population grows 2.7% over decade; EBR remains most populous parish – August 12, 2021
This Louisiana neighborhood is retreating in the face of climate change – June 3, 2021
These six factors explain why Louisiana is rapidly losing land; see graphics – May 31, 2021
Luckless Lake Charles: Louisiana city battered by extreme weather – again – May 24, 2021
Dolphins, fisheries could be threatened by Louisiana diversion projects, say study – May 19, 2021
Louisiana boil water notices paint a picture of the state’s failing drinking water infrastructure – May 17, 2021
‘Man, let’s go!’: Environmental groups cheer release of river diversion report in Louisiana – March 5, 2021
Baton Rouge’s dirty secret: 81 tons of litter in wetlands behind LSU’s Burden Center – March 4, 2021
State climate task force looking for public input – February 24, 2021
How much carbon can Louisiana’s wetlands hold? New study aims to find out – February 22, 2021
La. Legislative Audit calls for improvements to air quality regulations – February 15, 2021