PlainZIP

Lockport, LA · standard

ZIP Code 70374

Lafourche County, Louisiana - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

7,125
56/sq mi
$70,833
Median income
$180,400
Median home value
14.3%
Bachelor's or higher

The verdict

Lockport pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.

48th pct
household income, US ZIPs
38th pct
home value, US ZIPs
56
people per sq mi
83%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 70374 against every reporting US ZIP.

ZIP code 70374 is a mid-sized community (a standard USPS delivery area) in Lockport, Lafourche County, Louisiana, home to 7,125 residents across 127.9 square miles, a density of 56 people per square mile, in the Chicago time zone.

ZIP 70374 lands in the middle-income range, with a median household income of $70,833 (19% above the Louisiana average), while per-capita income is $34,725. Local economic indicators show a 13.0% poverty rate alongside 4.7% unemployment. 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.

Formal educational attainment runs low here: just 14.3% of adults hold a bachelor's degree or higher, the median age is 44.1, and the average commute is 33 minutes. To put 70374 in local context, 4 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Lafourche County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 70374

Top 5 sectors by establishment count in Lockport, LA

Which industries have the most business establishments in ZIP 70374.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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 →

Who lives in ZIP 70374?

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)

How much do residents earn?

$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

How ZIP 70374 ranks nationally

Lockport, LA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$70,833 48th percentile higher than 48% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

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

What is the education profile here?

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

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

What does housing look like?

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)

How have home values changed over time?

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.

What businesses operate in this ZIP?

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 70374 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 70374 ranks #2 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 70374 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 70374 ranks #2 of 4 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
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

70301 standard
Thibodaux, LA
Pop: 43,037
70394 standard
Raceland, LA
Pop: 14,328
70345 standard
Cut Off, LA
Pop: 9,754
70373 standard
Larose, LA
Pop: 7,141
70354 standard
Galliano, LA
Pop: 4,931
70357 standard
Golden Meadow, LA
Pop: 3,043

Related Areas

Lafourche County Lockport, LA Louisiana

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.

Read our methodology to see how this data is sourced, computed, and verified.