Apartments for Rent in Union, Warren County, OH

Prices and availability in Union, Warren County, OH were last updated on 20 Aug 2026.

The best apartments in Union, Warren County, OH are: Redwood South Lebanon, 895 Fox Court and 1164 Trovillo Dr.

The average rent in Union, Warren County, OH is $1,416.

The price range for a 2-bedroom apartment in Union, Warren County, OH is between $2,258 and $3,206.

In Union, 19% of the residents are renting compared to 81% owning a home, according to data from the U.S. Census Bureau. Large-scale apartment buildings with more than 50 units represent none of Union's rentals, 70% are small-scale complexes with under 50 units, and 22% are single-family rentals.

The average age of rental buildings in Union is 30 years old, with 54% being newer apartment buildings completed since 2000. The average height of apartment buildings in the city is 2 stories, of which all are garden-style apartment communities, none are mid-sized buildings, and none are high-rises. These characteristics describe large-scale apartment communities of 50 apartments or more.

Studio apartments in Union are around 0.2% of rentals, while 1-bedroom floor plans represent 37% of the total stock. For those in search of larger rentals, 2-bedroom floorplans make up 53% of all rentals. More generous apartments with 3 bedrooms or more are also available in this city for those in search of more space.