A general overview of the Trenton, IL real estate market is displayed above. The median home price for homes in Trenton, IL is $143,500, which is 18% lower than the Illinois average. This means that real estate in the Trenton, IL area is generally more affordable than the rest of Illinois. The median rent price in Trenton, IL is $788 which is 15% lower than the Illinois average. In Trenton, IL, 69.7% of people are home owners and an average of 2.5 people occupy each home. From luxury houses to affordable condos to urban townhomes, there are many different types of real estate in Trenton, IL. We make it easy to find Trenton, IL real estate listings and homes for sale by filtering location, price, bedrooms and bathrooms in the search area above.