Lake County Heritage

Lake County Heritage is a compiled work of stories and facts about the history of Lake County, South Dakota. Included is the discovery and founding of Lake County as well as documented names of settlers in the early days of Lake County. The featured documents were compiled by the Lake County Extension Heritage Committee for the 1976 Bicentennial. 

Madison Daily Leader Index

 If you have a request, pleasae email

Obituary Index (1930-Present)

complied by DSU Archives

Sanborn Maps - South Dakota 

This collection was donated by Dakota State University and offers a selection of choral and instrumental arrangements.

Heritage Quest

Of interest to those researching local history and family histories, it includes U.S. Federal Census records from 1790 thru 1940; 25,000+ family and local history books (every word searchable); the PERiodical Source Index/PERSIT (a comprehensive subject index covering more than 6,500 genealogy & local history periodicals); and Revolutionary War Pension & Bounty Land Warrant Application Files.

Ancestry Library

Of interest to those researching local history and family histories. Includes U.S. Federal Census records from 1790 thru 1940, immigration records, military records, the Social Security Death Index, the family history library and more. 

Due to contract limitations, remote/home access is NOT possible.  It can only be accessed within the library.

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