Unshakable ZIP Data 01258 | Mount Washington, MA Housing Market
Mount Washington · Berkshire County · Pittsfield, MA metro · Massachusetts · Data updated June 19, 2026
The average single-family home value in ZIP 01258, Mount Washington, Massachusetts is $732,836.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $732,836 | |
| Median new listing price | $438,700 | -32.4% |
| National size rank | 22,719 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| New listings | 2 | +103.0% |
| Active listings | 2 | -32.5% |
| Pending sales | 1 | -49.3% |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
3-bedroom
$709,737
These figures describe the single-family market for Mount Washington, Massachusetts ZIP 01258. They are market context, not a substitute for sold comps or a formal appraisal.