50440 ZIP Code – Grafton, Iowa
50440 is a very small ZIP code in Grafton, Iowa, part of Worth County with a population of approximately 340 residents. Residents earn a median household income of $81,250, which is near the Iowa average and near the national figure. Homes in this ZIP code have a median value of $99,400, well below the national average, with 74.7% owner-occupied housing (increasing). , and the median rent of $623 is well below the national average. Housing consists of 89% single-family (decreasing), 9% apartments (increasing).
The unemployment rate is 5.1%, near the national average. An estimated 9.8% of the population falls below the poverty line, below the national figure. Bachelor's degree attainment is 15.1%, well below the national average. The population has a median age of 49.9, above the national median. ZIP codes in the surrounding area include 50464, 50426, 50456.
ZIP Code 50440 Data
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ZIP 50440 vs. Iowa vs. U.S.
| Metric | ZIP 50440 | IA Avg. | U.S. Avg. |
|---|---|---|---|
| Population | 340 | 3,297 | 10k |
| Median Household Income | $81k | $71k | $73k |
| Median Home Value | $99k | $153k | $258k |
| Median Rent | $623 | $792 | $1,088 |
| Median Age | 49.9 | 43.6 | 43.2 |
| Unemployment Rate | 5.1% | 3.1% | 5.0% |
| Poverty Rate | 9.8% | 9.8% | 13.3% |
| Bachelor's Degree or Higher | 15.1% | 21.9% | 26.9% |
Demographics Charts
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Education Level (adults 25+)
Nearby ZIP Codes
- 50464 – Plymouth
- 50426 – Carpenter
- 50456 – Manly
- 50467 – Rock Falls
- 50472 – Saint Ansgar
- 50448 – Kensett
- 50459 – Northwood
- 50458 – Nora Springs
- 50461 – Osage
- 50401 – Mason City
Nearby ZIP Code Comparison
| ZIP Code | City | Population | Median Income |
|---|---|---|---|
| 50464 | PLYMOUTH | 512 | $74,583 |
| 50426 | CARPENTER | 79 | $54,844 |
| 50456 | MANLY | 1,783 | $72,600 |
| 50467 | ROCK FALLS | 103 | $65,625 |
| 50472 | SAINT ANSGAR | 2,506 | $82,500 |