Zip Code 70043
Chalmette, Louisiana — St. Bernard Parish
📍 ZIP code 70043 is in Chalmette, St. Bernard Parish, Louisiana.
ZIP code 70043 is located in Chalmette, St. Bernard Parish, Louisiana. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 22,461. The area code for ZIP code 70043 is 504.
Quick Answer
Zip code 70043 is in Chalmette, Louisiana (St. Bernard Parish). It has a population of 22,461, median household income of $57,065, and median home value of $203,800.
Population
22,461
Income
$57,065
Home Value
$203,800
Climate
92°F / 44°F
About Zip Code 70043
Zip code 70043 is located in Chalmette, Louisiana, within St. Bernard Parish. Home to approximately 22,461 residents, this area sits at an elevation of 3 ft and falls within the Central (CST/CDT) timezone. The local area code is 504.
The median household income is $57,065 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $203,800, and the cost of living index is 71 (29% below the national average of 100).
Summers average a high of 92°F while winters drop to 44°F. The area receives about 70 in of rain annually. The zip code covers 7.8 square miles of land area and 0.5 square miles of water.
Key Statistics
22,461
$57,065
$203,800
Central (CST/CDT)
504
3 ft
7.8 sq mi
34.6
8,782
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Compare With Nearby Zip Codes
| Metric | 70043 | 70032 | 70075 | 70131 | 70114 | 70117 |
|---|---|---|---|---|---|---|
| City | Chalmette, LA | Arabi, LA | Chalmette, LA | New Orleans, LA | New Orleans, LA | New Orleans, LA |
| Population | 22,461 | 4,436 | 5,349 | 25,460 | 22,132 | 26,250 |
| Median Income | $57,065 | $52,500 | $69,537 | $64,294 | $41,435 | $41,645 |
| Home Value | $203,800 | $212,400 | $225,800 | $236,200 | $194,100 | $247,600 |
| Cost of Living | 71 | 69 | 80 | 80 | 60 | 72 |
| Median Age | 34.6 | 39.2 | 36.6 | 39.4 | 41.1 | 39.2 |
Cost of Living
100 = National Average. Chalmette's cost of living is 29% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
3.6x
Demographics
Zip code 70043 has a population of 22,461 people with a median age of 34.6. There are 8,782 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Chalmette (70043) population trend from 2010 to 2024
↑ 178.1%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
92°F
44°F
70 in
0 in
Chalmette experiences hot summers with average highs around 92°F. Winters are mild with lows averaging 44°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$203,800
Median Household Income
$57,065
With 8,782 housing units across 7.8 square miles, 70043 has a housing density of 1,126 units per square mile. The home price-to-income ratio is 3.6x.
Location & Geography
Latitude
29.9484°
Longitude
-89.9627°
Land Area
7.8 sq mi
Water Area
0.5 sq mi
Nearby Zip Codes
Zip codes closest to 70043 (Chalmette, LA) with distances:
All Zip Codes in Chalmette, LA
Other zip codes serving Chalmette:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 70043's $57,065. A way to compare Chalmette to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 70043 (Chalmette, LA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Chalmette, Louisiana?
Chalmette, Louisiana uses zip code 70043 along with 3 other zip codes.
What county is zip code 70043 in?
Zip code 70043 is located in St. Bernard Parish, Louisiana.
What is the population of zip code 70043?
The population of zip code 70043 is 22,461 with a median age of 34.6.
Is 70043 in Chalmette, Louisiana?
Yes, zip code 70043 is in Chalmette, St. Bernard Parish, Louisiana. The area code is 504.
Frequently Asked Questions
What city is zip code 70043 in?
Zip code 70043 is in Chalmette, Louisiana. It is part of St. Bernard Parish and uses the Central (CST/CDT) timezone.
What is zip code 70043?
Zip code 70043 is a U.S. postal code in Chalmette, Louisiana (St. Bernard Parish). It has a population of 22,461 and covers 7.8 square miles.
What is the population of zip code 70043?
The population of zip code 70043 (Chalmette, LA) is 22,461 with a median age of 34.6. There are approximately 8,782 housing units in this area.
What is the median income in zip code 70043?
The median household income in zip code 70043 (Chalmette, LA) is $57,065 per year. The cost of living index is 71 (100 = national average).
What is the average home price in zip code 70043?
The median home value in zip code 70043 (Chalmette, LA) is $203,800. The cost of living index is 71 compared to the national average of 100.
What county is zip code 70043 in?
Zip code 70043 is located in St. Bernard Parish, Louisiana. The primary city is Chalmette.
What is the area code for zip code 70043?
Zip code 70043 in Chalmette, LA uses area code 504. It is located in the Central (CST/CDT) timezone.
Is zip code 70043 a good place to live?
Zip code 70043 (Chalmette, LA) has a cost of living index of 71 (100 = national average), a median household income of $57,065, and median home values of $203,800. The median age is 34.6. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 70043?
The cost of living index for zip code 70043 (Chalmette, LA) is 71, where 100 represents the national average. This area is below the national average. Median home value: $203,800.
What schools serve zip code 70043?
Zip code 70043 in Chalmette, Louisiana is served by the local school district of St. Bernard Parish. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.