These historic maps of the Kansas City Stockyards, spanning from 1899 to 1933, trace the remarkable growth of one of the largest livestock markets in the world. Each plan reveals the evolving layout of the yards, rail lines, and surrounding industrial district as the complex expanded across the Kansas–Missouri state line. Together, they illustrate how the Stockyards shaped the region’s economy and landscape, serving as the beating heart of Kansas City’s agricultural and commercial development for more than a century.