Smithfield, PA ZIP Codes
One ZIP code serves Smithfield, Pennsylvania: 15478. Together they are home to 5,560 residents in 2,430 households. That is more than the 1,050 people counted inside Smithfield borough limits, because these ZIP codes reach past its boundary.
Smithfield borough limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 1,050 |
| Households | 444 |
| Median household income | $62,031 |
| Median home value | $173,200 |
| Median age | 42.5 |
| Median rent | $950 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 5,560 |
| Households (sum of ZIP codes) | 2,430 |
| Median household income, range across ZIP codes | $67,449 (15478) to $67,449 (15478) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $67,449 |
| Homeowners | 79.7% |
| Households with kids under 18 | 23.9% |
| Moved in the past year | 6.6% |
| Carrier routes in EDDM2GO's route library | 5 routes, 2,335 homes (1 of 1 ZIP codes) |
Every ZIP code in Smithfield
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 15478 | Smithfield | 5,560 | 2,430 | $67,449 | $169,200 | 79.7% | 23.9% | 6.6% | 5 | 2,412 | 1% of its land; mailing city |
A ZIP code is listed for Smithfield when at least 10% of its land lies inside Smithfield borough limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Smithfield. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Smithfield.
Counties
- Fayette County — 64 ZIP codes
Price a mailing to Smithfield ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Smithfield, PA?
- 15478. A ZIP code is listed for Smithfield when at least 10% of its land lies inside Smithfield borough limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Smithfield.
- What is the population of Smithfield, PA?
- The Census Bureau counts 1,050 residents inside Smithfield borough limits (ACS 2020–2024). The 1 ZIP code that serve Smithfield hold 5,560 residents in all.
- What is the median household income in Smithfield, PA?
- $62,031 inside Smithfield borough limits, per the Census Bureau. Across its ZIP codes the medians run from $67,449 to $67,449.
- How many carrier routes and mailboxes are in Smithfield, PA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 5 carrier routes reaching 2,335 residential and 78 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.