Harper, IA ZIP Codes
One ZIP code serves Harper, Iowa: 52231. Together they are home to 539 residents in 197 households. That is more than the 155 people counted inside Harper city limits, because these ZIP codes reach past its boundary.
Harper city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 155 |
| Households | 48 |
| Median household income | $100,417 |
| Median home value | $99,200 |
| Median age | 30.3 |
| Median rent | $1,125 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 539 |
| Households (sum of ZIP codes) | 197 |
| Median household income, range across ZIP codes | $90,893 (52231) to $90,893 (52231) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $90,893 |
| Homeowners | 96.4% |
| Households with kids under 18 | 44.7% |
| Moved in the past year | 21.3% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Harper
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 52231 | Harper | 539 | 197 | $90,893 | $242,400 | 96.4% | 44.7% | 21.3% | — | — | 0% of its land; mailing city |
A ZIP code is listed for Harper when at least 10% of its land lies inside Harper city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Harper. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Harper.
Counties
- Keokuk County — 17 ZIP codes
Price a mailing to Harper ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Harper, IA?
- 52231. A ZIP code is listed for Harper when at least 10% of its land lies inside Harper city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Harper.
- What is the population of Harper, IA?
- The Census Bureau counts 155 residents inside Harper city limits (ACS 2020–2024). The 1 ZIP code that serve Harper hold 539 residents in all.
- What is the median household income in Harper, IA?
- $100,417 inside Harper city limits, per the Census Bureau. Across its ZIP codes the medians run from $90,893 to $90,893.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.