Home > LA > St. Bernard County > Chalmette > Zip 70043

Zip Code 70043 — Chalmette, LA

70043 is a ZIP Code associated with Chalmette, LA, located within St. Bernard. The postal region supports an estimated population of 22,638 residents across Data Pending housing units, with a population density of 957.0 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (29.957100, -89.964810)

Data Metric	Local Statistic
Postal / Zip Code	70043
Primary City	Chalmette
State / Province	LA
County	St. Bernard
Total Population	22,638
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	957.0 people/sq mi
Timezone	America/Chicago

How 70043 Compares

Metric	ZIP 70043	St. Bernard County	LA State Average
Population	22,638	44,327	4,611,457
Median Income	Data Pending	N/A	N/A
Population Density	957.0 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 70032	Arabi	1.9 mi	4,625	N/A
Zip 70075	Meraux	3.2 mi	5,392	N/A
Zip 70131	New Orleans	3.4 mi	25,151	N/A
Zip 70117	New Orleans	4.0 mi	25,652	N/A
Zip 70114	New Orleans	4.3 mi	22,659	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →