Apartments for Rent in Dekalb, IL

Prices and availability in Dekalb, IL were last updated on 8 Sep 2026.

The best apartments in Dekalb, IL are: Amber Manor, The Terraces at Dekalb, 1100 W Lincoln Hwy, Hunter Star and Varsity Square Apartments.

The average rent in Dekalb, IL is $1,027.

The price range for a studio apartment in Dekalb, IL is between $600 and $2,500.

The price range for a 1-bedroom apartment in Dekalb, IL is between $505 and $2,500.

The price range for a 2-bedroom apartment in Dekalb, IL is between $465 and $2,500.

The price range for a 3-bedroom apartment in Dekalb, IL is between $450 and $2,500.

In Dekalb 58% of the housing is rented out compared to 42% of homes are owned, according to the most recent Census Bureau estimates. 11% of Dekalb's apartments are found in large buildings of 50 units or more, 80% are located in smaller apartment complexes with less than 50 units, and 10% are single-family rentals.

The average age of rental buildings in Dekalb is 43 years old, with 16% being newer apartment buildings completed since 2000. The average height of apartment buildings in the city is 4 stories, of which 83% are garden-style apartment communities, 13% are mid-sized buildings, and 4% are high-rises. These characteristics describe large-scale apartment communities of 50 apartments or more.

Rental apartments in Dekalb come in a range of sizes and floorplans. Studio apartments represent 6% of units for rent, ideal for singles, renters on a budget and people who value central locations more than space. Rentals with 1-bedroom floorplans make up 37% of the total apartments in the city, while 2-bedroom floorplans represent around 44% of all rentals in Dekalb. The rest are larger floorplans with 3 bedrooms or more, typically preferred by families, larger households or roommates sharing space.