Trenton IL
17 active listings out of 2.1K total properties we track across 6 Trenton 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 Trenton. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 17 currently-active listings in Trenton, IL. Full dataset covers 2.1K properties — listings, off-market homes, rentals, and full history.
ZIP codes in Trenton
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other Illinois cities within driving distance.
Get Trenton, IL data in your app
GET https://api.straply.com/v1/markets/city/trenton-il
Authorization: Bearer $STRAPLY_KEY{
"city": "trenton-il",
"total_tracked": 2071,
"active": 17,
"median_list": 369900
}Trenton, IL real estate: market summary
As of April 2026, Straply tracks 2,071 homes in Trenton, IL, with 17 active for sale at a median list price of $369,900 (~$137/sq ft). Notably, home prices are climbing — the median sale price is up 22% year over year.
- Median list price
- $369,900
- Median $/sq ft
- $137
- Active listings
- 17
- Median sale price
- $237,000 (+22% YoY)
- Properties tracked
- 2,071
Frequently asked: Trenton, IL real estate
What is the median home price in Trenton?
The median list price in Trenton, IL is $369,900 (about $137 per square foot), based on 17 active listings tracked by Straply as of April 2026.
What price range are homes in Trenton?
Active listings in Trenton, IL concentrate in: 47% under $300k and 35% $500k–$750k.
Are home prices in Trenton going up or down?
The median sale price is $237,000, up 22% year over year. Straply tracked 62 sales here over the past 12 months.
How many homes are for sale in Trenton?
Straply is tracking 17 active listings in Trenton, IL out of 2,071 properties on record as of April 2026.
How old are the homes in Trenton?
Most homes in Trenton, IL were built in the 1970s. About 38% were built after 1980, while 23% predate 1940. The newest tracked home dates to 2024.
What types of homes are in Trenton?
Trenton, IL is mostly single-family homes (94% of listings). Also common: multi-family homes 6%.
How many bedrooms do homes in Trenton typically have?
The most common size in Trenton, IL is 3 bd.
What areas are near Trenton?
Nearby markets Straply also tracks include Aviston, New Baden, Albers, Germantown.
Data as of April 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.