Lockport, LA 70374 ZIP Code Profile

Related Place Profiles:
Lockport, LA

ZIP Code 70374: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Lockport, LA 70374

  • ZIP Code Type: STANDARD
  • Parish: Lafourche Parish
  • Centroid: Latitude 29.617, Longitude -90.463
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 193
  • PO Box Addresses: 237
  • Residential Addresses: 2,709
    • Multi-Family Addresses: 174
    • Single Family Addresses: 2,535

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


70374 ZIP Code Map

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Lockport, LA 70374 Data & Demographics (As of July 1, 2017)


Total Population 7,163
Daytime Population: Workers 2,600
Daytime Population: Residents 4,297
Total Daytime Population (TDP) 6,897
Ratio TDP/Total Population1 0.96
Population in Households 7,152
Population in Familes 5,988
Population in Group Qrtrs 11
Population Density2 116
Diversity Index3 31


Median Household Income $55,023
Average Household Income $73,894
Per Capita Income $27,847


Total Housing Units 2,910 (100%)
Owner Occupied HU 1,890 (64.9%)
Renter Occupied HU 804 (27.6%)
Vacant Housing Units 216 ( 7.4%)
Median Home Value $128,882
Average Home Value $154,180


Total Households 2,694
Average Household Size 2.65
Family Households 1,948
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.21% 0.31%
Households 0.35% 0.39%
Families 0.13% 0.26%
Median Household Income   2.29%
Per Capita Income   2.71%

Lockport, LA 70374 - Peer Comparisons by Rank and Percentile

The table below compares 70374 to the other 499 ZIP Codes in Louisiana by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 195 61st
Population Density # 197 61st
Diversity Index # 371 26th
Median Household Income # 90 82nd
Per Capita Income # 106 79th

Additional comparisons and rankings can be made with a VERY EASY TO USE Louisiana Census Data Comparison Tool.

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