Sulphur, LA ZIP Codes
2 ZIP codes serve Sulphur, Louisiana: 70663 and 70665. Together they are home to 41,021 residents in 15,109 households. That is more than the 20,775 people counted inside Sulphur city limits, because these ZIP codes reach past its boundary. Median household income ranges from $64,707 in 70663 to $86,573 in 70665.
Sulphur city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 20,775 |
| Households | 8,234 |
| Median household income | $61,760 |
| Median home value | $182,900 |
| Median age | 38 |
| Median rent | $994 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 41,021 |
| Households (sum of ZIP codes) | 15,109 |
| Median household income, range across ZIP codes | $64,707 (70663) to $86,573 (70665) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $71,746 |
| Homeowners | 80.9% |
| Households with kids under 18 | 35.3% |
| Moved in the past year | 10.3% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Top facts
- Highest median household income in Sulphur: 70665 ($86,573)
- Most residents: 70663 (27,799 people)
- Highest homeownership: 70665 (82.2% own their home)
- Most households with kids: 70665 (40.8% of households)
- Most new movers: 70663 (10.5% moved in last year)
- Youngest median age: 70665 (35.7 years)
- Highest median home value: 70665 ($236,800)
Every ZIP code in Sulphur
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 70663 | Sulphur | 27,799 | 10,245 | $64,707 | $180,600 | 80.3% | 32.7% | 10.5% | — | — | 10% of its land; mailing city |
| 70665 | Sulphur | 13,222 | 4,864 | $86,573 | $236,800 | 82.2% | 40.8% | 9.8% | — | — | 1% of its land; mailing city |
A ZIP code is listed for Sulphur when at least 10% of its land lies inside Sulphur city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Sulphur. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Sulphur.
Counties
- Calcasieu County — 16 ZIP codes
Price a mailing to Sulphur ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Sulphur, LA?
- 70663 and 70665. A ZIP code is listed for Sulphur when at least 10% of its land lies inside Sulphur city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Sulphur.
- What is the population of Sulphur, LA?
- The Census Bureau counts 20,775 residents inside Sulphur city limits (ACS 2020–2024). The 2 ZIP codes that serve Sulphur hold 41,021 residents in all.
- What is the median household income in Sulphur, LA?
- $61,760 inside Sulphur city limits, per the Census Bureau. Across its ZIP codes the medians run from $64,707 to $86,573.
- Which Sulphur ZIP code has the highest median household income?
- 70665, at $86,573, among ZIP codes with at least 1,000 residents.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.