Red Oak, IA ZIP Codes
One ZIP code serves Red Oak, Iowa: 51566. Together they are home to 7,010 residents in 3,128 households.
Red Oak city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 5,510 |
| Households | 2,441 |
| Median household income | $50,109 |
| Median home value | $99,700 |
| Median age | 40.2 |
| Median rent | $812 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 7,010 |
| Households (sum of ZIP codes) | 3,128 |
| Median household income, range across ZIP codes | $56,637 (51566) to $56,637 (51566) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $56,637 |
| Homeowners | 63.7% |
| Households with kids under 18 | 29.4% |
| Moved in the past year | 11.1% |
| Carrier routes in EDDM2GO's route library | 8 routes, 3,113 homes (1 of 1 ZIP codes) |
Every ZIP code in Red Oak
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 51566 | Red Oak | 7,010 | 3,128 | $56,637 | $134,200 | 63.7% | 29.4% | 11.1% | 8 | 3,325 | 2% of its land; mailing city |
A ZIP code is listed for Red Oak when at least 10% of its land lies inside Red Oak city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Red Oak. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Red Oak.
Counties
- Montgomery County — 7 ZIP codes
Price a mailing to Red Oak ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Red Oak, IA?
- 51566. A ZIP code is listed for Red Oak when at least 10% of its land lies inside Red Oak city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Red Oak.
- What is the population of Red Oak, IA?
- The Census Bureau counts 5,510 residents inside Red Oak city limits (ACS 2020–2024). The 1 ZIP code that serve Red Oak hold 7,010 residents in all.
- What is the median household income in Red Oak, IA?
- $50,109 inside Red Oak city limits, per the Census Bureau. Across its ZIP codes the medians run from $56,637 to $56,637.
- How many carrier routes and mailboxes are in Red Oak, IA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 8 carrier routes reaching 3,113 residential and 212 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.