Williamstown, PA ZIP Codes
One ZIP code serves Williamstown, Pennsylvania: 17098. Together they are home to 2,618 residents in 1,130 households. That is more than the 1,345 people counted inside Williamstown borough limits, because these ZIP codes reach past its boundary.
Williamstown borough limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 1,345 |
| Households | 572 |
| Median household income | $61,757 |
| Median home value | $100,700 |
| Median age | 36.1 |
| Median rent | $888 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 2,618 |
| Households (sum of ZIP codes) | 1,130 |
| Median household income, range across ZIP codes | $63,041 (17098) to $63,041 (17098) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $63,041 |
| Homeowners | 74.5% |
| Households with kids under 18 | 32.8% |
| Moved in the past year | 11.8% |
| Carrier routes in EDDM2GO's route library | 3 routes, 1,079 homes (1 of 1 ZIP codes) |
Every ZIP code in Williamstown
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 17098 | Williamstown | 2,618 | 1,130 | $63,041 | $122,000 | 74.5% | 32.8% | 11.8% | 3 | 1,106 | 3% of its land; mailing city |
A ZIP code is listed for Williamstown when at least 10% of its land lies inside Williamstown borough limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Williamstown. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Williamstown.
Counties
- Dauphin County — 30 ZIP codes
Price a mailing to Williamstown ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Williamstown, PA?
- 17098. A ZIP code is listed for Williamstown when at least 10% of its land lies inside Williamstown borough limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Williamstown.
- What is the population of Williamstown, PA?
- The Census Bureau counts 1,345 residents inside Williamstown borough limits (ACS 2020–2024). The 1 ZIP code that serve Williamstown hold 2,618 residents in all.
- What is the median household income in Williamstown, PA?
- $61,757 inside Williamstown borough limits, per the Census Bureau. Across its ZIP codes the medians run from $63,041 to $63,041.
- How many carrier routes and mailboxes are in Williamstown, PA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 3 carrier routes reaching 1,079 residential and 27 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.