Williamstown, NJ ZIP Codes
One ZIP code serves Williamstown, New Jersey: 08094. Together they are home to 41,595 residents in 15,574 households. That is more than the 14,705 people counted inside Williamstown Census-designated place, because these ZIP codes reach past its boundary.
Williamstown Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 14,705 |
| Households | 5,775 |
| Median household income | $89,414 |
| Median home value | $278,600 |
| Median age | 42.7 |
| Median rent | $1,266 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 41,595 |
| Households (sum of ZIP codes) | 15,574 |
| Median household income, range across ZIP codes | $96,699 (08094) to $96,699 (08094) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $96,699 |
| Homeowners | 85.5% |
| Households with kids under 18 | 31.7% |
| Moved in the past year | 8.2% |
| Carrier routes in EDDM2GO's route library | 28 routes, 16,930 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 08094 | Williamstown | 41,595 | 15,574 | $96,699 | $276,100 | 85.5% | 31.7% | 8.2% | 28 | 17,532 | 14% of its land; mailing city |
A ZIP code is listed for Williamstown when at least 10% of its land lies inside the Williamstown Census-designated place, 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
- Gloucester County — 28 ZIP codes
Nearby cities sharing these ZIP codes
- Clayton — 2 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, NJ?
- 08094. A ZIP code is listed for Williamstown when at least 10% of its land lies inside the Williamstown Census-designated place, 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, NJ?
- The Census Bureau counts 14,705 residents inside Williamstown Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Williamstown hold 41,595 residents in all.
- What is the median household income in Williamstown, NJ?
- $89,414 inside Williamstown Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $96,699 to $96,699.
- How many carrier routes and mailboxes are in Williamstown, NJ?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 28 carrier routes reaching 16,930 residential and 601 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.