Is Gallatin, TN 37066 a buyer’s or seller’s market?

The Gallatin housing market right now

In the three months ending August 31, 2026, 14% of homes in Gallatin, TN 37066 sold above their list price, the typical home went under contract in 69 days and there were 4.5 months of supply. Four to six months of supply is a balanced market, where pricing and condition decide how much room there is to negotiate. That’s based on 408 home sales.

Compared with the same period a year earlier, the share selling over asking was about the same (16% then), homes sold more slowly (58 days then) and the median sale price rose 9% to $479,737. Overall, Gallatin is less competitive than a year ago, which gives buyers more room.

Within Sumner County, homes here sell more slowly than in 67% of the county’s ZIP codes, and sell more often over asking than in 83%. On our competition score, Gallatin ranks #114 of 299 TN ZIP codes with enough sales (score 33 out of 100).

Nearby, buyers who want less competition could look at Castalian Springs 37031 (0% sold over asking) or Portland 37148 (8% sold over asking), while Cottontown 37048 (25% sold over asking) is even more competitive.