Is Sioux City, IA 51104 a buyer’s or seller’s market?

The Sioux City housing market right now

In the three months ending August 31, 2026, 15% of homes in Sioux City, IA 51104 sold above their list price, the typical home went under contract in 19 days and there were 2.4 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 80 home sales.

Compared with the same period a year earlier, the share selling over asking fell from 23%, homes sold faster (22 days then) and the median sale price rose 12% to $263,636. Overall, Sioux City is less competitive than a year ago, which gives buyers more room.

Within Woodbury County, homes here sell more slowly than in 54% of the county’s ZIP codes, and sell less often over asking than in 62%. On our competition score, Sioux City ranks #85 of 156 IA ZIP codes with enough sales (score 49 out of 100).

Nearby, buyers who want less competition could look at Sioux City 51101 (0% sold over asking) or Salix 51052 (0% sold over asking), while Sergeant Bluff 51054 (50% sold over asking) and Sloan 51055 (40% sold over asking) are even more competitive.