Naturalization  Search

Introduction

The National Archives states that Naturalization is the process by which an alien becomes an American citizen and the associated records can provide a researcher with information such as a person's birth date and location, occupation, immigration year, marital status and spouse information, witnesses' names and addresses, and more.  


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Beaver County, Pennsylvania Naturalization Records Prior to 1907:
Prior to 1907, any "court of record" (municipal, county, state, or Federal) could grant U.S. citizenship.  Beaver County, Pennsylvania has made available on this website imaged copies of original documents filed in the Prothonotary Office during this time period.


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Beaver County, Pennsylvania Naturalization Records 1907 - 1985:

Beginning in 1907, the courts forwarded copies of naturalizations to the Immigration and Naturalization Service (INS) and may be available through the National Archives.