Lockport, LA ZIP Codes
One ZIP code serves Lockport, Louisiana: 70374. Together they are home to 5,872 residents in 2,444 households. That is more than the 2,618 people counted inside Lockport town limits, because these ZIP codes reach past its boundary.
Lockport town limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 2,618 |
| Households | 1,003 |
| Median household income | $60,398 |
| Median home value | $160,800 |
| Median age | 41.3 |
| Median rent | $958 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 5,872 |
| Households (sum of ZIP codes) | 2,444 |
| Median household income, range across ZIP codes | $70,833 (70374) to $70,833 (70374) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $70,833 |
| Homeowners | 83.3% |
| Households with kids under 18 | 35.5% |
| Moved in the past year | 9.8% |
| Carrier routes in EDDM2GO's route library | 5 routes, 2,655 homes (1 of 1 ZIP codes) |
Every ZIP code in Lockport
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 70374 | Lockport | 5,872 | 2,444 | $70,833 | $180,400 | 83.3% | 35.5% | 9.8% | 5 | 2,765 | 3% of its land; mailing city |
A ZIP code is listed for Lockport when at least 10% of its land lies inside Lockport town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lockport. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Lockport.
Counties
- Lafourche County — 15 ZIP codes
Price a mailing to Lockport ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Lockport, LA?
- 70374. A ZIP code is listed for Lockport when at least 10% of its land lies inside Lockport town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lockport.
- What is the population of Lockport, LA?
- The Census Bureau counts 2,618 residents inside Lockport town limits (ACS 2020–2024). The 1 ZIP code that serve Lockport hold 5,872 residents in all.
- What is the median household income in Lockport, LA?
- $60,398 inside Lockport town limits, per the Census Bureau. Across its ZIP codes the medians run from $70,833 to $70,833.
- How many carrier routes and mailboxes are in Lockport, LA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 5 carrier routes reaching 2,655 residential and 110 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.