Zip Code 70374 — Lockport, LA

ZIP Code 70374 is associated with Lockport, LA, in Lafourche County. The listed population estimate is 5,872; estimated density is 51.4 people per square mile. Among records with population estimates, it ranks #4 of 11 in Lafourche County and #205 of 524 in LA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (29.599240, -90.503190)

Data MetricLocal Statistic
Postal / Zip Code70374
Primary CityLockport
State / ProvinceLA
CountyLafourche
Total Population5,872
Population Density51.4 people/sq mi
TimezoneAmerica/Chicago

How 70374 Compares

MetricZIP 70374Lafourche County recordsLA records
Population estimate5,87295,742 (sum)4,611,457 (sum)
Population Density51.4 /sq mi----
County population rank#4 of 11----
State population rank#205 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 70343Bourg4.9 mi5,280
ZIP 70375Mathews6.8 mi178
ZIP 70355Gheens8.0 mi957
ZIP 70394Raceland9.4 mi13,395
ZIP 70377Montegut9.8 mi3,056

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 →