Months of Inventory Washington

Current supply versus 12-month sales average – All Properties
October 2026
4.4
Expected range of 3.3–3.6
Month-over-month
+2%
Typical change is about +4%
Year-over-year
+20%
View source and notes...

Last update: Nov. 7, 2026, 12:51 a.m. Source: IAR MLS Data Warehouse Data notes: Months of inventory is calculated as the current month's supply ÷ the average sales per month over the previous 12 months. Expected values were refit in August 2026 and now align to the month they describe.