Oswego IL
598 active listings out of 18K total properties we track across 7 Oswego ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
While you're here, take in the bigger picture — maps below show Illinois (statewide), not just Oswego. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 598 currently-active listings in Oswego, IL. Full dataset covers 18K properties — listings, off-market homes, rentals, and full history.
ZIP codes in Oswego
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other Illinois cities within driving distance.
Get Oswego, IL data in your app
GET https://api.straply.com/v1/markets/city/oswego-il
Authorization: Bearer $STRAPLY_KEY{
"city": "oswego-il",
"total_tracked": 17555,
"active": 598,
"median_list": 475990
}Oswego, IL real estate: market summary
As of November 2026, Straply tracks 17,555 homes in Oswego, IL, with 598 active for sale at a median list price of $475,990 (~$218/sq ft). Notably, the market is cooling — the median sale price is down 8% year over year.
- Median list price
- $475,990
- Median $/sq ft
- $218
- Active listings
- 598
- Median sale price
- $407,000 (-8% YoY)
- Properties tracked
- 17,555
Frequently asked: Oswego, IL real estate
What is the median home price in Oswego?
The median list price in Oswego, IL is $475,990 (about $218 per square foot), based on 598 active listings tracked by Straply as of November 2026.
What price range are homes in Oswego?
Active listings in Oswego, IL concentrate in: 47% $300k–$500k and 37% $500k–$750k.
Are home prices in Oswego going up or down?
The median sale price is $407,000, down 8% year over year. Straply tracked 633 sales here over the past 12 months.
How many homes are for sale in Oswego?
Straply is tracking 598 active listings in Oswego, IL out of 17,555 properties on record as of November 2026.
How old are the homes in Oswego?
Most homes in Oswego, IL were built in the 2000s. About 87% were built after 1980. The newest tracked home dates to 2026.
What types of homes are in Oswego?
Oswego, IL is mostly single-family homes (70% of listings). Also common: townhouses 19%, condos 7%.
How many bedrooms do homes in Oswego typically have?
The most common size in Oswego, IL is 4 bd.
What areas are near Oswego?
Nearby markets Straply also tracks include Montgomery, Aurora, Bellwood, Sugar Grove.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.