Associated Bank Plaza (also known as Riverview Plaza and Chase Bank Plaza) is a tall modern office building located on 411 Hamilton Boulevard in Downtown Peoria. The building has 20 floors and was built in 1961. Upon its completion it was the 2nd-tallest building in Peoria. As of January 2026, it is the 4th-tallest building in Peoria. The building was the tallest building built in the 1960s in Peoria. The building was designed by the BGK Group.
In February 2024, a water main leak damaged the buildings water sprinkler system, leading to the buildings closure. In September 2024, the owners of the building, MJ Illinois, reached a settlement with the city to fix the buildings sprinkler system by November 4th. The repairs never occurred, leading the city to fine the building's owner around $2 Million dollars in fines. In July 2025, the building's owners were required to put around $500,000 dollars into the repairing the sprinkler system by August 4th by the Peoria County Court; the city of Peoria agreed to drop the $2 Million dollars worth of fines given to the owners if they began the repairs.
In September 2024, the last remaining business in the building, Chase Bank vacated the building.