New Castle Northwest, PA ZIP Codes
One ZIP code serves New Castle Northwest, Pennsylvania: 16105. Together they are home to 15,418 residents in 6,907 households. That is more than the 1,223 people counted inside New Castle Northwest Census-designated place, because these ZIP codes reach past its boundary.
New Castle Northwest Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 1,223 |
| Households | 530 |
| Median household income | $72,500 |
| Median home value | $155,300 |
| Median age | 43.2 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 15,418 |
| Households (sum of ZIP codes) | 6,907 |
| Median household income, range across ZIP codes | $65,855 (16105) to $65,855 (16105) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $65,855 |
| Homeowners | 76.4% |
| Households with kids under 18 | 21.7% |
| Moved in the past year | 11.4% |
| Carrier routes in EDDM2GO's route library | 13 routes, 6,709 homes (1 of 1 ZIP codes) |
Every ZIP code in New Castle Northwest
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 16105 | New Castle | 15,418 | 6,907 | $65,855 | $183,500 | 76.4% | 21.7% | 11.4% | 13 | 7,169 | 3% of its land |
A ZIP code is listed for New Castle Northwest when at least 10% of its land lies inside the New Castle Northwest Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New Castle Northwest. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside New Castle Northwest.
Counties
- Lawrence County — 21 ZIP codes
Nearby cities sharing these ZIP codes
- New Castle — 3 ZIP codes
Price a mailing to New Castle Northwest ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in New Castle Northwest, PA?
- 16105. A ZIP code is listed for New Castle Northwest when at least 10% of its land lies inside the New Castle Northwest Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New Castle Northwest.
- What is the population of New Castle Northwest, PA?
- The Census Bureau counts 1,223 residents inside New Castle Northwest Census-designated place (ACS 2020–2024). The 1 ZIP code that serve New Castle Northwest hold 15,418 residents in all.
- What is the median household income in New Castle Northwest, PA?
- $72,500 inside New Castle Northwest Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $65,855 to $65,855.
- How many carrier routes and mailboxes are in New Castle Northwest, PA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 13 carrier routes reaching 6,709 residential and 460 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.