Months of Inventory - September 2026

Months of Inventory Marshall

Current supply versus 12-month sales average – All Properties

September 2026

3.4

Expected range of 3.0–3.4

Month-over-month

+4%

Typical change is about +4%

Year-over-year

-2%

View source and notes...

Last update: Oct. 7, 2026, midnight 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.