This file contains summary information from the 1875 census in Ostfriesland.

This pdf file contains a list of the available Ostfriesland church records including date ranges for baptism, marriage, and death records. It also indicates whether a community family book, OSB or OFB, is available. These books generally include some historical information about the community and the church and several have been translated into English by the OGSA. Most of the books and prefaces are available for order through our store.

This index for the Leer Reformed Church was compiled by OGSA members.

This file helps identify communities and their church district affiliations. It can be very helpful locating small communities or hamlets and finding the OSBs or original records with your family's information.

Many families in Ostfriesland used patronymic naming instead of using fixed surnames prior to Napoleon's decree in 1811. This document explains the practice and tips for researching your families.