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Zip Code 70037 — Belle Chasse, LA

ZIP Code 70037 is associated with Belle Chasse, LA, in Plaquemines County. The listed population estimate is 16,639; estimated density is 128.7 people per square mile. Among records with population estimates, it ranks #1 of 7 in Plaquemines County and #105 of 524 in LA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (29.786690, -90.015230)

Data MetricLocal Statistic
Postal / Zip Code70037
Primary CityBelle Chasse
State / ProvinceLA
CountyPlaquemines
Total Population16,639
Population Density128.7 people/sq mi
TimezoneAmerica/Chicago

How 70037 Compares

MetricZIP 70037Plaquemines County recordsLA records
Population estimate16,63922,895 (sum)4,611,457 (sum)
Population Density128.7 /sq mi----
County population rank#1 of 7----
State population rank#105 of 524----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in LA

ZIP CodeCityDistancePopulation estimate
ZIP 70040Braithwaite5.9 mi1,056
ZIP 70058Harvey6.5 mi39,578
ZIP 70067Lafitte7.0 mi2,754
ZIP 70056Gretna7.1 mi40,348
ZIP 70072Marrero7.4 mi55,693

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 →