Williamson, WV ZIP Codes
One ZIP code serves Williamson, West Virginia: 25661. Together they are home to 4,277 residents in 2,061 households. That is more than the 2,919 people counted inside Williamson city limits, because these ZIP codes reach past its boundary.
Williamson city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 2,919 |
| Households | 1,405 |
| Median household income | $21,875 |
| Median home value | $89,600 |
| Median age | 42.7 |
| Median rent | $489 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 4,277 |
| Households (sum of ZIP codes) | 2,061 |
| Median household income, range across ZIP codes | $25,014 (25661) to $25,014 (25661) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $25,014 |
| Homeowners | 57.8% |
| Households with kids under 18 | 17.4% |
| Moved in the past year | 16.4% |
| Carrier routes in EDDM2GO's route library | 5 routes, 2,600 homes (1 of 1 ZIP codes) |
Every ZIP code in Williamson
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 25661 | Williamson | 4,277 | 2,061 | $25,014 | $94,900 | 57.8% | 17.4% | 16.4% | 5 | 2,828 | 8% of its land; mailing city |
A ZIP code is listed for Williamson when at least 10% of its land lies inside Williamson city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Williamson. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Williamson.
Counties
- Mingo County — 20 ZIP codes
Price a mailing to Williamson ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Williamson, WV?
- 25661. A ZIP code is listed for Williamson when at least 10% of its land lies inside Williamson city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Williamson.
- What is the population of Williamson, WV?
- The Census Bureau counts 2,919 residents inside Williamson city limits (ACS 2020–2024). The 1 ZIP code that serve Williamson hold 4,277 residents in all.
- What is the median household income in Williamson, WV?
- $21,875 inside Williamson city limits, per the Census Bureau. Across its ZIP codes the medians run from $25,014 to $25,014.
- How many carrier routes and mailboxes are in Williamson, WV?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 5 carrier routes reaching 2,600 residential and 228 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.