Little Sioux, IA ZIP Codes
One ZIP code serves Little Sioux, Iowa: 51545. Together they are home to 267 residents in 131 households. That is more than the 129 people counted inside Little Sioux city limits, because these ZIP codes reach past its boundary.
Little Sioux city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 129 |
| Households | 69 |
| Median household income | not published |
| Median home value | $39,400 |
| Median age | 58.1 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 267 |
| Households (sum of ZIP codes) | 131 |
| Median household income, range across ZIP codes | $70,313 (51545) to $70,313 (51545) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $70,313 |
| Homeowners | 85.5% |
| Households with kids under 18 | 14.5% |
| Moved in the past year | 4.5% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Little Sioux
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 51545 | Little Sioux | 267 | 131 | $70,313 | $80,000 | 85.5% | 14.5% | 4.5% | — | — | 1% of its land; mailing city |
A ZIP code is listed for Little Sioux when at least 10% of its land lies inside Little Sioux city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Little Sioux. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Little Sioux.
Counties
- Harrison County — 13 ZIP codes
Price a mailing to Little Sioux ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Little Sioux, IA?
- 51545. A ZIP code is listed for Little Sioux when at least 10% of its land lies inside Little Sioux city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Little Sioux.
- What is the population of Little Sioux, IA?
- The Census Bureau counts 129 residents inside Little Sioux city limits (ACS 2020–2024). The 1 ZIP code that serve Little Sioux hold 267 residents in all.
- What is the median household income in Little Sioux, IA?
- Across its ZIP codes the medians run from $70,313 to $70,313.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.