Portsmouth, IA ZIP Codes
One ZIP code serves Portsmouth, Iowa: 51565. Together they are home to 516 residents in 275 households. That is more than the 204 people counted inside Portsmouth city limits, because these ZIP codes reach past its boundary.
Portsmouth city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 204 |
| Households | 103 |
| Median household income | $80,781 |
| Median home value | $125,000 |
| Median age | 47.3 |
| Median rent | $769 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 516 |
| Households (sum of ZIP codes) | 275 |
| Median household income, range across ZIP codes | $103,257 (51565) to $103,257 (51565) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $103,257 |
| Homeowners | 64.0% |
| Households with kids under 18 | 13.1% |
| Moved in the past year | 2.0% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Portsmouth
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 51565 | Portsmouth | 516 | 275 | $103,257 | $182,100 | 64.0% | 13.1% | 2.0% | — | — | 1% of its land; mailing city |
A ZIP code is listed for Portsmouth when at least 10% of its land lies inside Portsmouth city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Portsmouth. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Portsmouth.
Counties
- Shelby County — 16 ZIP codes
Price a mailing to Portsmouth ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Portsmouth, IA?
- 51565. A ZIP code is listed for Portsmouth when at least 10% of its land lies inside Portsmouth city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Portsmouth.
- What is the population of Portsmouth, IA?
- The Census Bureau counts 204 residents inside Portsmouth city limits (ACS 2020–2024). The 1 ZIP code that serve Portsmouth hold 516 residents in all.
- What is the median household income in Portsmouth, IA?
- $80,781 inside Portsmouth city limits, per the Census Bureau. Across its ZIP codes the medians run from $103,257 to $103,257.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.