State · counties
Counties in Louisiana
The 64 counties recorded for ZIP codes in Louisiana, with the number of ZIP codes, total population, and median income in each. County names come from the site's ZIP records (GeoNames postal data); population is summed across member ZIPs and median income is the equal-weight average of member ZIP medians, the same rollup rule described on the methodology page.
| County | ZIP codes | Population | Median income |
|---|---|---|---|
| East Baton Rouge Parish | 47 | 452,545 | $65,339 |
| Jefferson Parish | 34 | 436,171 | $61,808 |
| Orleans | 56 | 380,408 | $50,745 |
| St. Tammany | 20 | 265,812 | $69,243 |
| Lafayette | 18 | 244,484 | $67,650 |
| Caddo Parish | 47 | 239,149 | $45,353 |
| Calcasieu | 21 | 220,147 | $62,486 |
| Ouachita Parish | 17 | 158,296 | $55,624 |
| Tangipahoa | 17 | 140,785 | $58,854 |
| Livingston | 11 | 138,612 | $75,965 |
| Rapides | 30 | 129,518 | $52,505 |
| Ascension | 11 | 128,266 | $88,462 |
| Bossier | 11 | 125,930 | $64,162 |
| Terrebonne | 13 | 114,710 | $63,523 |
| Lafourche | 12 | 91,688 | $59,085 |
| St. Landry | 15 | 85,782 | $44,724 |
| Iberia | 7 | 69,407 | $49,878 |
| Acadia | 11 | 60,533 | $64,482 |
| Vermilion | 8 | 55,198 | $56,152 |
| St. Charles | 10 | 50,422 | $77,945 |
| St. Mary | 10 | 50,039 | $51,532 |
| Lincoln | 7 | 49,745 | $39,860 |
| Washington | 6 | 46,483 | $38,978 |
| Vernon | 12 | 46,213 | $62,316 |
| St. Martin | 4 | 45,990 | $49,635 |
| St. Bernard | 6 | 43,819 | $56,197 |
| St. John the Baptist | 6 | 42,304 | $63,287 |
| Avoyelles | 14 | 39,727 | $38,718 |
| Beauregard | 7 | 39,426 | $77,156 |
| Webster | 11 | 37,922 | $39,516 |
| Natchitoches | 17 | 37,295 | $40,660 |
| Evangeline | 8 | 32,485 | $41,457 |
| Iberville | 9 | 31,003 | $62,674 |
| Jefferson Davis | 7 | 28,951 | $45,798 |
| West Baton Rouge | 4 | 27,436 | $98,519 |
| De Soto | 9 | 26,537 | $55,778 |
| Morehouse | 7 | 25,345 | $38,415 |
| Plaquemines Parish | 10 | 23,524 | $54,494 |
| Grant | 6 | 22,699 | $54,697 |
| Allen | 8 | 21,886 | $47,556 |
| St. James | 8 | 21,846 | $75,702 |
| Sabine | 9 | 21,580 | $36,558 |
| Union | 6 | 21,350 | $43,156 |
| East Feliciana | 6 | 21,276 | $57,106 |
| Richland | 5 | 20,451 | $48,779 |
| Pointe Coupee | 14 | 19,800 | $54,237 |
| Franklin | 8 | 19,065 | $43,720 |
| Assumption | 6 | 18,172 | $44,686 |
| Concordia | 6 | 17,922 | $43,648 |
| Jackson | 5 | 15,605 | $43,563 |
| West Feliciana | 5 | 15,281 | $59,495 |
| La Salle | 5 | 14,929 | $59,397 |
| Claiborne | 5 | 12,969 | $47,688 |
| Bienville | 8 | 12,938 | $41,074 |
| Winn | 7 | 12,531 | $42,937 |
| Caldwell | 4 | 10,096 | $71,923 |
| West Carroll | 5 | 9,923 | $44,884 |
| Catahoula | 6 | 9,585 | $40,073 |
| Madison | 3 | 9,576 | $34,457 |
| Red River | 2 | 7,843 | $46,522 |
| East Carroll | 3 | 7,328 | $53,727 |
| St. Helena | 2 | 7,328 | $53,852 |
| Tensas | 3 | 4,127 | $31,532 |
| Cameron | 4 | 1,801 | $98,056 |
Total population across listed counties: 4,640,014.