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|Sorry, we couldn't find geographic distribution information for the Thress last name|
You can see how Thress families moved over time by selecting different Census years.
The information for this chart came from the U.S. Immigration Collection at Ancestry. You can find out where the majority of the Thress families were living before they immigrated to the U.S and learn where to focus your search for foreign records.
from 1881 CA Census Data
Census records can offer a lot of little known facts about your Thress ancestors, such as occupation.
Occupation can tell you about your ancestors' social status and economic status.