Eboracum workshops growing up outside the fortress to supply the needs of the 5,000 troops garrisoned there. Production included military pottery until the mid-3rd century, military tile kilns have been found in the Aldwark-Peasholme Green area, glassworking at Coppergate, metalworks and leatherworks producing military equipment in Tanner Row. In the Roman period, Eboracum was the major manufacturing centre for Whitby Jet. Known as "gagates" in Latin, it was used from the early 3rd century as material for jewelry and was exported from here throughout Britain and into Europe. Examples found in York take the form of rings, bracelets, necklaces, and pendants
Eboracum self-governing, with a council made up of rich locals, including merchants, and veteran soldiers. In 296 Britannia Inferior was divided into two provinces of equal status with Eboracum becoming the provincial capital of Britannia Secunda. As a busy port and a provincial capital "Eboracum" was a cosmopolitan city with residents from throughout the Roman Empire. Substantial evidence for the use of cereal crops and animal husbandry can be found in "Eboracum". A first-century warehouse fire from Coney Street, on the North bank of the Ouse and outside the fortress, showed that spelt wheat was the most common cereal grain used