Unshakable ZIP Data 50440 | Grafton, IA Housing Market
Grafton · Worth County · Mason City, IA metro · Iowa · Data updated June 19, 2026
The average single-family home value in ZIP 50440, Grafton, Iowa is $184,524.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $184,524 | |
| Median new listing price | $26,672 | -71.5% |
| National size rank | 27,272 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| New listings | 1 | -74.6% |
| Active listings | 2 | -59.5% |
| Pending sales | 2 | -49.3% |
These figures describe the single-family market for Grafton, Iowa ZIP 50440. They are market context, not a substitute for sold comps or a formal appraisal.