Louisiana
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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