Willis, KS ZIP Codes
One ZIP code serves Willis, Kansas: 66434. Together they are home to 4,740 residents in 1,886 households. That is more than the 35 people counted inside Willis city limits, because these ZIP codes reach past its boundary.
Willis city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 35 |
| Households | 11 |
| Median household income | $88,125 |
| Median home value | $50,000 |
| Median age | 58.8 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 4,740 |
| Households (sum of ZIP codes) | 1,886 |
| Median household income, range across ZIP codes | $76,613 (66434) to $76,613 (66434) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $76,613 |
| Homeowners | 79.1% |
| Households with kids under 18 | 27.2% |
| Moved in the past year | 8.7% |
| Carrier routes in EDDM2GO's route library | 7 routes, 2,082 homes (1 of 1 ZIP codes) |
Every ZIP code in Willis
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 66434 | Hiawatha | 4,740 | 1,886 | $76,613 | $143,400 | 79.1% | 27.2% | 8.7% | 7 | 2,319 | 0% of its land |
A ZIP code is listed for Willis when at least 10% of its land lies inside Willis city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Willis. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Willis.
Counties
- Brown County — 11 ZIP codes
Price a mailing to Willis ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Willis, KS?
- 66434. A ZIP code is listed for Willis when at least 10% of its land lies inside Willis city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Willis.
- What is the population of Willis, KS?
- The Census Bureau counts 35 residents inside Willis city limits (ACS 2020–2024). The 1 ZIP code that serve Willis hold 4,740 residents in all.
- What is the median household income in Willis, KS?
- $88,125 inside Willis city limits, per the Census Bureau. Across its ZIP codes the medians run from $76,613 to $76,613.
- How many carrier routes and mailboxes are in Willis, KS?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 7 carrier routes reaching 2,082 residential and 237 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.