Is Sewickley, PA 15143 a buyer’s or seller’s market?

The Sewickley housing market right now

In the three months ending August 31, 2026, 15% of homes in Sewickley, PA 15143 sold above their list price, the typical home went under contract in 65 days and there were 3.1 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 99 home sales.

Compared with the same period a year earlier, the share selling over asking fell from 20%, homes sold more slowly (61 days then) and the median sale price rose 27% to $632,226. Overall, Sewickley is less competitive than a year ago, which gives buyers more room.

Within Allegheny County, homes here sell more slowly than in 77% of the county’s ZIP codes, and sell less often over asking than in 78%. On our competition score, Sewickley ranks #544 of 601 PA ZIP codes with enough sales (score 32 out of 100).

Nearby, buyers who want less competition could look at Pittsburgh 15225 (0% sold over asking) or Pittsburgh 15222 (0% sold over asking), while Russellton 15076 (100% sold over asking) and Pittsburgh 15229 (59% sold over asking) are even more competitive.