Belfast, PA ZIP Codes
One ZIP code serves Belfast, Pennsylvania: 18064. Together they are home to 26,970 residents in 10,477 households. That is more than the 1,144 people counted inside Belfast Census-designated place, because these ZIP codes reach past its boundary.
Belfast Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 1,144 |
| Households | 430 |
| Median household income | $77,647 |
| Median home value | $267,900 |
| Median age | 46.8 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 26,970 |
| Households (sum of ZIP codes) | 10,477 |
| Median household income, range across ZIP codes | $103,393 (18064) to $103,393 (18064) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $103,393 |
| Homeowners | 75.4% |
| Households with kids under 18 | 32.5% |
| Moved in the past year | 9.4% |
| Carrier routes in EDDM2GO's route library | 19 routes, 10,536 homes (1 of 1 ZIP codes) |
Every ZIP code in Belfast
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18064 | Nazareth | 26,970 | 10,477 | $103,393 | $387,100 | 75.4% | 32.5% | 9.4% | 19 | 10,987 | 3% of its land |
A ZIP code is listed for Belfast when at least 10% of its land lies inside the Belfast Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Belfast. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Belfast.
Counties
- Northampton County — 24 ZIP codes
Nearby cities sharing these ZIP codes
- Nazareth — 1 ZIP code
Price a mailing to Belfast ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Belfast, PA?
- 18064. A ZIP code is listed for Belfast when at least 10% of its land lies inside the Belfast Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Belfast.
- What is the population of Belfast, PA?
- The Census Bureau counts 1,144 residents inside Belfast Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Belfast hold 26,970 residents in all.
- What is the median household income in Belfast, PA?
- $77,647 inside Belfast Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $103,393 to $103,393.
- How many carrier routes and mailboxes are in Belfast, PA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 19 carrier routes reaching 10,536 residential and 450 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.