Is Castroville, TX 78009 a buyer’s or seller’s market?

The Castroville housing market right now

In the three months ending August 31, 2026, 7% of homes in Castroville, TX 78009 sold above their list price, the typical home went under contract in 133 days and there were 5.9 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 77 home sales.

Compared with the same period a year earlier, the share selling over asking was about the same (7% then), homes sold more slowly (113 days then) and the median sale price fell 8% to $509,769. Overall, Castroville is less competitive than a year ago, which gives buyers more room.

Within Medina County, homes here sell more slowly than in 80% of the county’s ZIP codes, and sell more often over asking than in any other ZIP code in the county. On our competition score, Castroville ranks #520 of 868 TX ZIP codes with enough sales (score 21 out of 100).

Nearby, buyers who want less competition could look at Hondo 78861 (0% sold over asking) or Natalia 78059 (0% sold over asking).