ZIP Code 70374

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Lockport · Lafourche County · Louisiana

ZIP code 70374 in Lockport, Louisiana has a population of 7,125. The median household income is $70,833, which is 7% below the national average. Median home value is $180,400, 35% below the US average. 14.3% of residents hold a bachelor's degree or higher.

ZIP code 70374 is classified by USPS as a standard delivery area and covers roughly 127.9 square miles in Lockport, Lafourche County, Louisiana. The area is home to 7,125 residents, producing a population density of 56 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 70374 against Louisiana and the nation.

On the economic side, the median household income for ZIP 70374 sits at $70,833 (19% above the Louisiana average), while per-capita income is $34,725. The poverty rate stands at 13.0% and the unemployment rate at 4.7%. On housing, the median home value is $180,400 (2% above the state average) with median rent at $1,025 per month, and 83.3% of occupied units are owner-occupied — a direct signal of whether 70374 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 14.3% of adults hold a bachelor's degree or higher, the median age is 44.1, and the average commute is 33 minutes. We also surface 4 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Lafourche County, so you can benchmark 70374 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data — no estimates, no proprietary scoring.

Top industries in ZIP 70374

Top 5 industries — ZIP 70374 (establishments) Horizontal bar chart of the top 5 items by value (establishments). Top 5 industries — ZIP 70374 (establishments) Top 5 1. Retail trade 18 2. Transportation and warehousing 15 3. Construction 10 4. Professional, scientific, and te 9 5. Other services (except public ad 8 Top 5 NAICS sectors by establishment count in ZIP 70374. Source: U.S. Census Bureau ZIP Code Business Patterns (ZBP).

Source: U.S. Census Bureau — American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 70374, Lockport, LA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

7,125

Population

127.9

Area (sq mi)

56

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Demographics

44.1

Median Age

49.8%

Male

50.2%

Female

1.0%

Foreign-Born

White 86.7%
African American 2.9%
Asian 1.2%
American Indian or Alaska Native 2.6%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.6%
Hispanic or Latino 4.2%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

Income & Employment

$70,833

Median Household Income

+19% vs state

$34,725

Per Capita Income

13.0%

Poverty Rate

4.7%

Unemployment Rate

32.6 min

Mean Commute Time

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

Education

High School Graduate or Higher 58.0%
Bachelor's Degree or Higher 14.3%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

Housing

2,721

Total Housing Units

2,444

Occupied Units

277

Vacant Units

2.37

Avg Household Size

Occupancy Type

Owner 83.3%
Renter 16.7%

$180,400

Median Home Value

+2% vs state

$1,025

Median Rent

1974

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

Home Value Trends

FHFA House Price Index — annual appreciation data based on repeat sales and appraisals

-1.1%

YoY Change (2024)

235

HPI Index (2000 = 100)

+135%

Total Change Since 2000

Home values in ZIP 70374 have decreased 1.1% over the past year (2024). Since 2000, this ZIP has seen +135% cumulative appreciation.

Year Annual Change HPI Index
2020 +4.4% 212
2021 +3.0% 218
2022 +5.3% 230
2023 +3.4% 238
2024 -1.1% 235

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

Local Business Landscape

Census Bureau data shows 103 business establishments in ZIP 70374, employing approximately 1,316 people with a combined annual payroll of $81,342,000.

103

Businesses

1,316

Employees

$81.3M

Annual Payroll

11

Industry Sectors

Industry Establishments % of Total
Retail trade 18 17.5%
Transportation and warehousing 15 14.6%
Construction 10 9.7%
Professional, scientific, and technical services 9 8.7%
Other services (except public administration) 8 7.8%
Manufacturing 7 6.8%
Wholesale trade 7 6.8%
Administrative and support and waste management and remediation services 6 5.8%
Accommodation and food services 6 5.8%
Finance and insurance 5 4.8%
Health care and social assistance 5 4.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 70374 vs 70343 →

ZIP Code City Population Distance
70343 Bourg, LA 5,504 5.1 mi
70375 Mathews, LA 125 6.7 mi
70355 Gheens, LA 1,041 7.9 mi
70394 Raceland, LA 14,328 9.3 mi

More ZIP Codes in Lafourche County

Related Areas

Frequently Asked Questions

What county is ZIP code 70374 in?
ZIP code 70374 (Lockport) is located in Lafourche County, Louisiana. Lafourche County contains multiple ZIP codes — see the full list at /counties/lafourche-la.
What is the population of ZIP code 70374?
ZIP code 70374 in Lockport, LA has a population of 7,125 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 70374?
The median household income in ZIP 70374 is $70,833, which is 7% below the national average of $76,288.
What is the average home value in ZIP 70374?
The median home value in ZIP 70374 is $180,400, which is 35% below the national average of $278,155.
What is the demographic makeup of ZIP 70374?
The largest racial group in ZIP 70374 is White at 86.7%. Hispanic or Latino residents make up 4.2% of the population.
How many businesses are in ZIP code 70374?
ZIP code 70374 has 103 business establishments employing approximately 1,316 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 70374?
The top industries by establishment count in ZIP 70374 are: Retail trade (18), Transportation and warehousing (15), Construction (10). There are 11 industry sectors represented in total.
How have home values changed in ZIP code 70374?
According to the FHFA House Price Index, home values in ZIP 70374 decreased by 1.1% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 135%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 70374?
In ZIP code 70374, 58.0% of residents aged 25+ have a high school diploma or higher, and 14.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 70374?
The mean commute time for workers in ZIP code 70374 is 32.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 70374?
In ZIP code 70374, approximately 83.3% of occupied housing units are owner-occupied and 16.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 70374?
The poverty rate in ZIP code 70374 is 13.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

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Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.

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