South Dakota State Census, 1945 Description Name index and images of census cards from the 1945 South Dakota State Census acquired from the South Dakota State Historical Society. How to Use this Collection » Search Collection View Images in this Collection Browse through 610319 images Citing this Collection "South Dakota State Census, 1945." Database with images. FamilySearch. http://FamilySearch.org : 3 August 2020. Citing Assessor. State Historical Society, Pierre.