Creston is a city in and the county seat of Union County, Iowa. [4] The population was 7,536 at the time of the 2020 Census. [5] Creston is a regional hub for southwest Iowa and is home to Southwestern … The Creston Neighborhood Association needs your help to inform, connect and organize neighbors, shaping a community where all neighbors can thrive. Consider a financial donation to CNA today. Creston Water Solutions provides innovative technologies to improve industrial and municipal water treatment. Enhance process reliability, reduce biofouling, and achieve superior water quality. Welcome to the Creston Valley, where natural beauty meets outdoor adventure, artisanal flair, amazing food and friendly rural charm! The City of Creston, Creston Chamber of Commerce & Prairie Solid Waste Agency are once again sponsoring Clean Sweep Days 2026.
