Apartments for Rent in Alton, IL

Prices and availability in Alton, IL were last updated on 6 May 2026.

The best apartments in Alton, IL are: Marian Heights, 1106 George St, Unit 1106, 1110 George St and 5090 Humbert Rd.

The average rent in Alton, IL is $880.

In Alton, 43% of the residents are renting compared to 57% owning a home, according to data from the U.S. Census Bureau. Large-scale apartment buildings with more than 50 units represent 12% of Alton's rentals, 34% are small-scale complexes with under 50 units, and 52% are single-family rentals.

The age and size of multifamily buildings are among the most visible characteristics of the rental market in a city. In this case, the apartment buildings in Alton are about 47 years old, on average. Of these, 18% have been built since 2000, representing the newer options on the market and typically offering more amenities. Rental buildings in the city have an average height of 3 stories. About 72% of the rental communities here are low-rise, garden-style communities, 28% are mid-rises, and none are high-rise buildings. These are true especially for large-scale multifamily buildings with over 50 apartments.

Studio apartments in Alton are around 2% of rentals, while 1-bedroom floor plans represent 50% of the total stock. For those in search of larger rentals, 2-bedroom floorplans make up 30% of all rentals. More generous apartments with 3 bedrooms or more are also available in this city for those in search of more space.