Lockport is a town in Lafourche Parish, Louisiana, home to about 2,618 people across 1.1 square miles. Its ZIP code is 70374.
Homes sold for a median of $131 per square foot in the three months ending August 2026, a balanced market.
Mostly Lockport; also Lockport Heights
Each card is that ZIP code’s whole market, including any part outside Lockport. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Louis Armstrong New Orleans International Airport (MSY)28 miles away |
|---|---|
| Nearest city of 250,000+ | New Orleans, LA43 miles away |
| Nearest city of 1 million+ | Houston, TX297 miles away |
Straight-line distances from the center of Lockport; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Lockport had 2,490 residents in the 2020 census, down 5% since 2000.
It’s the 161st largest of 487 towns in Louisiana by population.
Lafourche Parish grew from 28,882 residents in 1900 to 97,557 in 2020.
Lafourche Parish, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 45°F. About 66.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Galliano, LA weather station (13 miles away).
28,210 jobs at 1,685 businesses in Lafourche Parish. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
14 doctors and other health care providers list an office in Lockport.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Dentists | 4 |
| Nurse practitioners and physician assistants | 2 |
| Mental health providers | 2 |
| Physical and occupational therapists | 2 |
| Chiropractors | 2 |
| Pharmacies | 2 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Established in 1835.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Lafourche Parish. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Lockport Lower Elementary SchoolLockport | Pre-K–2 | 429 | Public | 5.4 mi |
| Lockport Upper Elementary SchoolLockport | 3–5 | 374 | Public | 5.7 mi |
| Lockport Middle SchoolLockport | 6–8 | 331 | Public | 5.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Lockport Heights.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.