Apartments for Rent in Union, Warren County, OH

Prices and availability in Union, Warren County, OH were last updated on 3 Sep 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 $2,395 and $3,271.

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.