Welcome to Jefferson County, Ohio
The Jefferson County Engineer’s Office is responsible for the infrastructure, roads, bridges, and general civil engineering demands of the county. Our staff works every day to ensure that projects being performed throughout the county meet the needs of our citizens, our industry, and our communities.
Contact the County Engineer
Jefferson County Engineer’s Office
Mailing Address:
598 State Route 43
Steubenville, OH 43952
P:740-283-8574
F:740-283-8589
Jefferson County Mapping Office
Mailing Address:
301 Market Street
Steubenville, OH 43952
1st Floor
P:740-283-8581
Project Gallery

