Augsburg is a city in Swabia, Bavaria, Germany. It is a university town and regional seat of the Regierungsbezirk Schwaben. Augsburg is an urban district and home to the institutions of the Landkreis Augsburg. It is the third-largest city in Bavaria with a population of 300,000 inhabitants, with 885,000 in its metropolitan area.After Neuss and Trier, Augsburg is Germany's third oldest city, founded in 15 BC by the Romans as Augusta Vindelicorum, named after the Roman emperor Augustus. It was a Free Imperial City from 1276 to 1803 and the home of the patrician Fugger and Welser families that dominated European banking in the 16th century. The city played a leading role in the Reformation as the site of the 1530 Augsburg Confession and 1555 Peace of Augsburg. The Fuggerei, the oldest social housing complex in the world, was founded in 1513 by Jakob Fugger.
In 2019, UNESCO recognized the Water Management System of Augsburg as a World Heritage Site.