Is Oswego, IL 60543 a buyer’s or seller’s market?

The Oswego housing market right now

In the three months ending August 31, 2026, 32% of homes in Oswego, IL 60543 sold above their list price, the typical home went under contract in 64 days and there were 2.6 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 262 home sales.

Compared with the same period a year earlier, the share selling over asking fell from 40%, homes sold more slowly (51 days then) and the median sale price rose 3% to $446,307. Overall, Oswego is less competitive than a year ago, which gives buyers more room.

Within Kendall County, homes here sell more slowly than in 83% of the county’s ZIP codes, and sell more often over asking than in 50%. On our competition score, Oswego ranks #307 of 464 IL ZIP codes with enough sales (score 59 out of 100).

Nearby, buyers who want less competition could look at Bristol 60512 (25% sold over asking) or Newark 60541 (29% sold over asking), while Montgomery 60538 (59% sold over asking) and Plano 60545 (55% sold over asking) are even more competitive.