Historical Records

The Black Hawk County Engineer's Office provides a listing of Surveying and Engineering related documents available online. The documents can be found on the Engineer's Office FTP website linked below.

Open FTP Website

Available Documents

• Land Corner Certificates, Engineering Department copies.
  • Please note this resource is not the official County Recorder Index, and is solely to provided access Land Corner Certificates that are not electronically available through the County Recorder’s Index or the Iowa Land Records resource
  • Interactive Land Corner Map
• Land Corner Field Books (Red Dot Books), pre 1996 department Land Corner ties.
• County Engineer's Office Field Books & Field Book Index
• WPA Surveys, Works Progress Administration surveys of late 1930s and early 1940s.
• GPS Network data, including Station Ties and Photos, NA2011
  • Interactive GPS Monument Map
• County Surveyor records from 1855 - 1931
• Iowa Department of Transportation Corner Stone Surveys, as available.
• Road Establishment book and original Right-of-Way dedication, Engineer Department Book only.
• Historical Aerials, 1941, 1964 & 1979

Contact Us

Please contact our office at 319-833-3008, or contact the Engineer's Office for further information or with any questions.