ZIP Code 70057 - Hahnville Louisiana
Overview
ZIP Code 70057 is located in Hahnville Louisiana. Portions of 70057 are also in Taft and Killona and Luling and New Sarpy and Paradis. 70057 is entirely within Saint Charles Parish. Regionally, 70057 is located in Metro New Orleans.
ZIP Code 70057 Quick Stats
| ZIP Code Name | Hahnville |
| Primary County | Saint Charles Parish |
| ZIP Code Type | Standard |
| Population (2022) | 4,564 |
| Area Code(s) | 985 |
| Current Time | CDT |
ZIP Code 70057 Map
70057 Demographics
70057 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Louisiana based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 70057 is African American. The current unemployment level in 70057 is 4.5%.
| Population | 4,564 |
| Population Growth Rate | 0.58% |
| Population Density | 67 People per Square Mile |
| Total Households | 1,447 |
| Percentage High Income Households | 0.3% |
| Median Household Income (2021) | $57,574 |
| Average Adjusted Gross Income (2021) | $316,030 |
| Current Unemployment Rate (May 2026) | 4.5% |
| Sales Tax Rate (2025) | 10.2% |
| Majority Race/Ethnicity | African American - 45.88% |
70057 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 2,118 | 42.38% |
| Black | 2,293 | 45.88% |
| Hispanic | 547 | 10.94% |
| Asian | 34 | 0.68% |
| Native American | 6 | 0.12% |
| Hawaiian/Pac. Islander | 0 | 0% |
70057 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 153 | 6.58% |
| Bachelor Degree | 267 | 11.48% |
| High School Diploma | 780 | 33.55% |
| No High School Diploma | 64 | 2.75% |
| GED or Alternate | 192 | 8.26% |
| 1 or More Years of College | 495 | 21.29% |
| Associates Degree | 227 | 9.76% |
| Masters Degree | 133 | 5.72% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 14 | 0.6% |
70057 Geography
| Coordinates | 29.94584465, -90.48238373 |
| Adjacent ZIP Codes | |
| Cities/Towns in 70057 | |
| Neighborhoods in 70057 | |
| Region | Metro New Orleans |
| Metropolitan/Micropolitan Stat Area | New Orleans-Metairie, LA |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |
| Area | 68 Square Miles |
70057 Schools
| School Districts in 70057 |
70057 Weather and Climate Data
| Plant Hardiness Zone | Zone 9a: 20F to 25F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | December 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | February 21 - 28 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Cfa - Humid Subtropical Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 73n - Inland Swamps | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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