Grafton, IA ZIP Codes
One ZIP code serves Grafton, Iowa: 50440. Together they are home to 361 residents in 186 households. That is more than the 271 people counted inside Grafton city limits, because these ZIP codes reach past its boundary.
Grafton city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 271 |
| Households | 147 |
| Median household income | $48,750 |
| Median home value | $93,300 |
| Median age | 50.1 |
| Median rent | $638 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 361 |
| Households (sum of ZIP codes) | 186 |
| Median household income, range across ZIP codes | $76,429 (50440) to $76,429 (50440) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $76,429 |
| Homeowners | 74.7% |
| Households with kids under 18 | 21.0% |
| Moved in the past year | 4.2% |
| Carrier routes in EDDM2GO's route library | 1 routes, 90 homes (1 of 1 ZIP codes) |
Every ZIP code in Grafton
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50440 | Grafton | 361 | 186 | $76,429 | $122,500 | 74.7% | 21.0% | 4.2% | 1 | 93 | 1% of its land; mailing city |
A ZIP code is listed for Grafton when at least 10% of its land lies inside Grafton city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Grafton. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Grafton.
Counties
- Worth County — 10 ZIP codes
Price a mailing to Grafton ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Grafton, IA?
- 50440. A ZIP code is listed for Grafton when at least 10% of its land lies inside Grafton city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Grafton.
- What is the population of Grafton, IA?
- The Census Bureau counts 271 residents inside Grafton city limits (ACS 2020–2024). The 1 ZIP code that serve Grafton hold 361 residents in all.
- What is the median household income in Grafton, IA?
- $48,750 inside Grafton city limits, per the Census Bureau. Across its ZIP codes the medians run from $76,429 to $76,429.
- How many carrier routes and mailboxes are in Grafton, IA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 1 carrier routes reaching 90 residential and 3 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.