Lyon County, Iowa

OFFICIAL WEBSITE

Lyon County Engineer


Lyon County Engineer Office

 

Email: engineer@lyoncountyiowa.com

Phone:  (712) 472-8230

 

Office Hours:

8:00 AM - 4:30 PM

Monday - Friday

 

Mailing Address:

Lyon County Engineer's Office

315 1st Avenue, Suite 100

Rock Rapids, IA  51246

Duties


The County Engineer's Office is responsible for the design and general road maintenance of the Secondary Road System in Lyon County.  There are 245 miles of hard-surface roads, 755 miles of gravel roads, and 245 bridges in the county.