Is Sioux City, IA 51105 a buyer’s or seller’s market?

The Sioux City housing market right now

In the three months ending August 31, 2026, 25% of homes in Sioux City, IA 51105 sold above their list price, the typical home went under contract in 24 days and there were 3 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 16 home sales.

Compared with the same period a year earlier, the share selling over asking fell from 33%, homes sold more slowly (11 days then) and the median sale price fell 8% to $163,429. 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 69% of the county’s ZIP codes, and sell more often over asking than in 54%. On our competition score, Sioux City ranks #87 of 156 IA ZIP codes with enough sales (score 48 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.