The Survey Explorer is a web map application designed to access a large number of the survey record resources housed in the County Surveyor’s Master Index(CSMI) and available in the offices of the County Surveyor. Below are links to the Survey Explorer application, Guide, and a static PDF of the CSMI.
Survey Explorer
SE Guide
CSMI Full PDF
One of the core services provided by the County Surveyor's Office is the filing and public display of its surveys and the access to private surveys. These surveys are available for viewing in the Pike Lake office, through the Survey Explorer, or the PDF link below.
Ordinance 21
Submitted Surveys by TRS
Survey Access Policy
Plats are made of public and recorded in the St. Louis County Recorder’s Office. The St. Louis County Surveyor and Recorders office has recently scanned all official recorded plats prior to approximately 1975 in a high resolution color format. These new scans are available through the Survey Explorer application and the recorders plat search application below.
Recorders plat search
The County Surveyors office will accept donations of historic survey records pertaining to St. Louis County. After determining if the records should be archived they may be indexed and/or scanned for archival and access from our online research application providing a benefit to all land owners throughout the county.
BLM Records MnGEO GLO Plats MnDOT ROW Mapping MnDOT Geodetic MnCors MN Historical Society
County Surveyor Duluth - Survey Desk 218-625-3848 Email