National housing market inventory growth accelerates again—here’s the data by state

Want more housing market stories from Lance Lambert’s ResiClub in your inbox? Subscribe to the ResiClub newsletter. Nationally aggregated inventory is up +5.6% on a year-over-year basis between September 30, 2025 and September 30, 2026. That marks three straight months where the year-over-year growth in active inventory for sale has accelerated. However, it’s only a tad acceleration from the low of +1.9% year-over-year inventory growth in June. If you go back 12 months, the year-over-ye...