Walnut, IA ZIP Codes
One ZIP code serves Walnut, Iowa: 51577. Together they are home to 1,561 residents in 406 households.
Walnut city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 1,342 |
| Households | 332 |
| Median household income | $62,500 |
| Median home value | $115,900 |
| Median age | 67.3 |
| Median rent | $874 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 1,561 |
| Households (sum of ZIP codes) | 406 |
| Median household income, range across ZIP codes | $71,518 (51577) to $71,518 (51577) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $71,518 |
| Homeowners | 77.3% |
| Households with kids under 18 | 27.6% |
| Moved in the past year | 18.4% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Walnut
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 51577 | Walnut | 1,561 | 406 | $71,518 | $134,100 | 77.3% | 27.6% | 18.4% | — | — | 3% of its land; mailing city |
A ZIP code is listed for Walnut when at least 10% of its land lies inside Walnut city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Walnut. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Walnut.
Counties
- Pottawattamie County — 23 ZIP codes
Price a mailing to Walnut ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Walnut, IA?
- 51577. A ZIP code is listed for Walnut when at least 10% of its land lies inside Walnut city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Walnut.
- What is the population of Walnut, IA?
- The Census Bureau counts 1,342 residents inside Walnut city limits (ACS 2020–2024). The 1 ZIP code that serve Walnut hold 1,561 residents in all.
- What is the median household income in Walnut, IA?
- $62,500 inside Walnut city limits, per the Census Bureau. Across its ZIP codes the medians run from $71,518 to $71,518.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.