Last official estimated population of Jefferson Parish was 432,767 (year 2014)[1]. This was 0.136% of total US population and 9.3% of total Louisiana state population. Area of Jefferson Parish is 642.0 mi² (=1662.9 km²), in this year population density was 674.05 p/mi². If population growth rate would be same as in period 2010-2014 (+0.01%/yr), Jefferson Parish population in 2024 would be 433,305 [0].
Historical population of Jefferson Parish for period 1830-2014 [1] , [2] , [3]:
Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.
Population • Density • Changes • Legends • Position
[1830-1840] +4.34 %/yr
[1840-1850] +9.13 %/yr
[1850-1860] -4.78 %/yr
[1860-1870] +1.46 %/yr
[1870-1880] -3.72 %/yr
[1880-1890] +0.84 %/yr
[1890-1900] +1.49 %/yr
[1900-1910] +1.76 %/yr
[1910-1920] +1.68 %/yr
[1920-1930] +6.38 %/yr
[1930-1940] +2.34 %/yr
[1940-1950] +7.49 %/yr
[1950-1960] +7.23 %/yr
[1960-1970] +4.92 %/yr
[1970-1980] +3.02 %/yr
[1980-1990] -0.14 %/yr
[1990-2000] +0.16 %/yr
[2000-2005] +0.05 %/yr
[2005-2010] -1.07 %/yr
[2010-2014] +0.01 %/yr
Looking for settlements in Jefferson Parish? Visit this page: Settlements in Jefferson Parish, LA
Population of Jefferson Parish by age groups male (M) and female (F)[1b]
Age Gr. | (M) | (F) | Total |
0 to 4 | 13654 | 13639 | 27,293 |
5 to 9 | 13753 | 13399 | 27,152 |
10 to 14 | 13003 | 12423 | 25,426 |
15 to 19 | 12572 | 11820 | 24,392 |
20 to 24 | 13903 | 14064 | 27,967 |
25 to 29 | 16317 | 16485 | 32,802 |
30 to 34 | 15594 | 15889 | 31,483 |
35 to 39 | 13563 | 13689 | 27,252 |
40 to 44 | 13273 | 13454 | 26,727 |
45 to 49 | 13594 | 14334 | 27,928 |
50 to 54 | 15531 | 16491 | 32,022 |
55 to 59 | 15297 | 16561 | 31,858 |
60 to 64 | 13092 | 14642 | 27,734 |
65 to 69 | 10404 | 11782 | 22,186 |
70 to 74 | 7028 | 8619 | 15,647 |
75 to 79 | 4652 | 6181 | 10,833 |
80 to 84 | 3086 | 5051 | 8,137 |
85+ | 2885 | 5992 | 8,877 |
Jefferson Parish resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.
Race | Male | Female | Total |
NH | 179464 | 196198 | 375,662 |
WAC | 144987 | 150027 | 295,014 |
WA | 141882 | 146889 | 288,771 |
NHWAC | 116336 | 124444 | 240,780 |
NHWA | 113815 | 121893 | 235,708 |
BAC | 56879 | 64801 | 121,680 |
BA | 55233 | 63126 | 118,359 |
NHBAC | 54373 | 62622 | 116,995 |
NHBA | 53034 | 61252 | 114,286 |
H | 31737 | 28317 | 60,054 |
HWAC | 28651 | 25583 | 54,234 |
HWA | 28067 | 24996 | 53,063 |
AAC | 10235 | 10638 | 20,873 |
NHAAC | 9870 | 10257 | 20,127 |
AA | 9004 | 9442 | 18,446 |
NHAA | 8847 | 9258 | 18,105 |
TOM | 3512 | 3562 | 7,074 |
NHTOM | 2837 | 2885 | 5,722 |
IAC | 2622 | 2638 | 5,260 |
HBAC | 2506 | 2179 | 4,685 |
HBA | 2199 | 1874 | 4,073 |
NHIAC | 1756 | 1808 | 3,564 |
IA | 1429 | 1334 | 2,763 |
NHIA | 866 | 841 | 1,707 |
HIAC | 866 | 830 | 1,696 |
HTOM | 675 | 677 | 1,352 |
HIA | 563 | 493 | 1,056 |
HAAC | 365 | 381 | 746 |
NAC | 281 | 297 | 578 |
NHNAC | 175 | 173 | 348 |
HAA | 157 | 184 | 341 |
NA | 141 | 162 | 303 |
HNAC | 106 | 124 | 230 |
HNA | 76 | 93 | 169 |
NHNA | 65 | 69 | 134 |
• Orleans Parish population
38.5 mi, 9°
• St. Tammany Parish
62.8 mi, 4°
• Terrebonne Parish
50 mi, 256°
• Lafourche Parish
21.6 mi, 267°
• St. Charles Parish
33.8 mi, 325°
• St. John the Baptist Parish
52 mi, 328°
• St. Bernard Parish
54.5 mi, 58°
• Assumption Parish
66.8 mi, 294°
• Plaquemines Parish
44.9 mi, 98°
• St. James Parish
58 mi, 308°
[0] Calculated by population.us from last known population growth rate, not official data.
[1] County population - 2014, archived from the original, retrieved 02/23/2016
[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016
[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016
[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016
[4] County area, latitude longitude data, retrieved 02/23/2016
[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016
*Orleans Louisiana Notes
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