Above is a snapshot look at the real estate market in Princeton, IL. In Princeton, IL, the median house price is $114,200, making the price 35% lower than that the average for Illinois. Therefore, the affordability of Princeton, IL area real estate is more affordable than the real estate in other areas of Illinois. In addition, Princeton, IL has a median rent price of $552; this price is 40% lower than that the average rental price for Illinois. 65.7% of residents in Princeton, IL are homeowners, and the average amount of people who reside in each home is 2.1. Princeton, IL has a wide array of real estate options available, ranging from cost-friendly condos to high-end luxury homes. We filter listings by number of bathrooms and bedrooms, price and area to simplify the search process for Princeton, IL real estate for sale.