Jefferson Parish , Louisiana

Jefferson Parish: Parish in Louisiana, United States

About

Jefferson Parish is a county located in the U.S. state of Louisiana. As of the 2010 census, the population was 432,552 and a population density of 260 people per km². After 10 years in 2020 county had an estimated population of 432,346 inhabitants. Its county seat is Gretna. The county was created 197 years ago in 1824.

Jefferson Parish Quick Facts

Population : 432,346 (2020)
Country : United States of America
State : Louisiana (United States)
Different from : Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County
Area : 1663 km2
Water as percent of area : 56%
Land as percent of area : 44%
Named for : Thomas Jefferson
Capital : Gretna
Establishment : January 01, 1825
Time Zone : America/Chicago
Local time : 08:38:28 (18th January 2022)
Density : 260 Pop. per km² as of 2020
Population growth : -0.05% (2010-2020)
Jefferson Parish locator map
Location of Jefferson Parish on Louisiana map.
GretnaCourthouseNov231 image
GretnaCourthouseNov231
GretnaCourthouseNov231 image

Geography

Jefferson Parish is located at 29°40'51"N 90°5'53"W (29.6809700, -90.0979800). It has 5 neighbors: Lafourche Parish, New Orleans, Plaquemines Parish, Saint Tammany Parish and Tangipahoa Parish.

Jefferson Parish map

Jefferson Parish Populated Places (more)

Cities, Towns, Neighborhoods & Other Populated Places in Jefferson Parish.

City Name Population Title
Metairie Terrace 142,489 City in Jefferson Parish, Louisiana, United States of America
Metairie 138,481 Unincorporated suburban community and census-designated places in Jefferson Parish, Louisiana
Kenner 66,288 Suburb city of New Orleans
Marrero 33,141 CDP in Jefferson Parish, Louisiana
Terrytown 23,319 Unincorporated suburban community and census-designated place in Jefferson Parish, Louisiana, United States of America
Gretna 17,615 Suburb city of New Orleans
Estelle 16,377 Place in Jefferson Parish, Louisiana, United States
River Ridge 13,494 City in Louisiana, United States of America
Timberlane 10,243 City in Illinois, United States of America
Waggaman 10,015 City in Louisiana, United States of America
Harahan 9,244 City in Louisiana, United States of America
Westwego 8,297 City in Jefferson Parish, Louisiana, United States
Elmwood 4,635 City in Peoria County, Illinois, United States
Jean Lafitte 1,996 Human settlement in Louisiana, United States of America
Grand Isle 1,447 Town of the United States
Barataria 1,109 City in Louisiana, United States of America

Jefferson Parish has 5 neighbours.

  • Gretna

Demographics

According to census records, the population of Jefferson Parish decreased by 0.05% in 10 years.

Year Population % Change Method
2010 432,552 - census
2011 434,089 0.35% estimation process
2012 433,954 -0.03% estimation process
2013 434,264 0.07% estimation process
2014 434,078 -0.04% estimation process
2015 435,175 0.25% estimation process
2016 436,572 0.32% estimation process
2017 436,126 -0.1% estimation process
2018 433,884 -0.52% estimation process
2019 432,493 -0.32% estimation process
2020 432,346 -0.03% estimation process

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Louisiana Other Counties (more counties)

County Name Population Title
East Baton Rouge Parish 439,729 Parish in Louisiana, United States
Orleans Parish 389,476 New Orleans consolidated city-parish in Louisiana, United States
New Orleans 389,476 City; consolidated city-parish in Louisiana, United States.
Saint Tammany Parish 263,446 Parish in Louisiana, United States of America
Lafayette Parish 246,518 Parish in Louisiana, United States
Caddo Parish 237,479 Parish in Louisiana, United States
Baton Rouge 219,052 Capital of Louisiana, United States and seat of East Baton Rouge Parish
Calcasieu Parish 203,310 Parish in Louisiana, United States
Shreveport 184,786 Parish seat of Caddo Parish, Louisiana, United States
Ouachita Parish 152,439 Parish in Louisiana, United States
Livingston Parish 143,737 Parish in Louisiana, United States
Metairie Terrace 142,489 City in Jefferson Parish, Louisiana, United States of America
Metairie 138,481 Unincorporated suburban community and census-designated places in Jefferson Parish, Louisiana
Tangipahoa Parish 136,765 Parish in Louisiana, United States
Ascension Parish 128,665 Parish in Louisiana, United States
Rapides Parish 128,567 Parish in Louisiana, United States