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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

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

La. gets to work on climate change goals – November 11, 2020

Feds Reconsidering Permit for Massive Plastics Plant in Louisiana – November 5, 2020

Coast in Crisis: Rising seas and sinking land challenge Louisiana coastal effort – November 17, 2020

Shell is closing its Convent refinery; what does this mean for clean energy in Louisiana? – November 14, 2020

The wetlands that defend New Orleans from storms are dying. Two big grants hope to change that. – November 19, 2020

Louisiana’s population is already moving to escape climate catastrophe – September 1, 2020

New Research Shows Disproportionate Rate of Coronavirus Deaths in Polluted Areas – September 11, 2020

Expert says vulnerable coastal communities in Louisiana even more vulnerable now – September 22, 2020

Louisiana Spotlight: Fragile water systems break down under Laura stress – September 13, 2020

US Gulf Region Still Struggling 10 Years After BP Oil Spill – July 25, 2020

Hear that? Frogs are calling and they need you to listen – July 6, 2020

Louisiana’s mercury testing program for fish in peril – July 4, 2020

Louisiana’s flood risk will skyrocket over the next 30 years; here’s why – July 4, 2020

Baton Rouge, we have a problem — litter – June 29, 2020

New Orleans air pollution plummeted during coronavirus shutdown, but how long will it last? – May 21, 2020

Loss of Louisiana marsh lands highly likely as sea levels rise, study shows – May 23, 2020

‘It’s too far gone’: Old oil wells and pipelines doom big effort to save this Louisiana island – May 26, 2020

Louisiana ranks 43rd in census filings: See how New Orleans, Baton Rouge, Lafayette rank – May 31, 2020

Low oxygen ‘dead zone’ to affect 6,700 square miles along Louisiana Coast in July: NOAA – June 7, 2020

Forum Tuesday to focus on how community can adapt as Gulf encroaches – January 12, 2020

Room at the inn; Starving Louisiana black bear brought to Appalachian Bear Rescue in Townsend – January 9, 2020

Louisiana Issues Air-pollution Permits for Formosa Plastics Plant – January 7, 2020

Climate change is jeopardizing trade along the Mississippi River – January 5, 2020

Shreveport’s water and sewer bills are going up and it may get worse – January 4, 2020

Oyster shortages loom after record floods: “Never been this bad” – October 22, 2019

‘Bird emergency’: Louisiana birds among those facing greatest threats from climate change; here’s why – October 10, 2019

Study: Deteriorated, congested roads cost Baton Rouge drivers over $2k yearly – October 8, 2019

Feds boost funding for Lake Pontchartrain’s recovery after long spillway opening – October 2, 2019

Louisiana voters concerned about coastal land loss and climate change – August 18, 2019

Breathing polluted air at levels present in Louisiana worse than smoking a pack per day, study says – August 16, 2019

How the 5 riskiest U.S. cities for coastal flooding are preparing for rising tides – August 6, 2019

Bad bridges? Report claims 13% of Louisiana bridges are structurally deficient – August 5, 2019

Unhealthy, ‘stagnant air’ days increasing in New Orleans with hotter summer temperatures, report says – August 3, 2019

Local fisherman feeling effects of ‘extreme’ gulf dead zone – June 20, 2019

Development growth rises flood concerns in Ascension, Livingston – June 20, 2019

LOUISIANA GOVERNOR’S OFFICE: Gov. John Bel Edwards, Local, State and Federal Officials Assess Hurricane Preparedness in the New Orleans Area – June 18, 2019

Number of bottlenose dolphin deaths triple in Gulf of Mexico, NOAA reports – June 14, 2019

A secretive marsh bird faces existential threat from rising seas – May 30, 2019

Gas tax increase faces election-year climb – April 28, 2019

Cornerstone Chemical, company involved in cyanide plant lawsuit, has history of infractions – April 27, 2019

Bill targeting Louisiana repeat air polluters fails – April 25, 2019

Louisiana environmental regulators craft program to allow buying and selling pollution credits – April 21, 2019

Corps studies improving New Orleans levees to keep pace with hurricane flood risk – April 3, 2019

Louisiana scientists hunt for elusive marsh bird before its habitat sinks under the sea – February 13, 2019

Explore unauthorized immigration by state using our new interactive – February 5, 2019

DEQ requires north Louisiana wood pellet plant to reduce pollution — its pellets are exported through Baton Rouge port – February 5, 2019

Gov’s emergency response team seeks help after 11 months warding off a drinking water disaster – February 3, 2019

Protecting the pelican: Plans rise to restore Louisiana state bird habitat – January 17, 2019

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