Walnut Tower Apartments for rent in Kansas City, MO on ForRent.com: (888) 229-9278 - Availability, pricing and special promotions subject to change daily. The Walnut Tower community is in Downtown Kansas City at 722 Walnut and currently under an exciting rennovation! Walnut Tower offers great views of Kansas City and the convenience of being near City Market, I-70, and on the bus line.