hue.uadata.org
HUEHistorical GIS data for seven major American cities over one century of urban growth, 1830 1930. The HUE data set was produced for the Early Indicators of Later Work Levels, Disease and Death. The HUE data set is provided to the public and interested researchers for download. The full set of HUE ward-level data. Is available for download as digitized. Broken down by city, these files are Excel format copies of the original historical documents used to create the HUE data set. The historical GIS files.
http://hue.uadata.org/