Kreis Obornik () was a district in Regierungsbezirk Posen in the Prussian province of Posen until 1919. Its territory presently lies in the north-western part of Polish region of Greater Poland Voivodeship.
Demographics +Population of Kreis Obornik 18311861Germans14,84941.9%22,35147.7%Poles20,59858.1%24,49052.3%Total35,44746,841
Civil registry offices In 1905, these civil registry offices () served the following town in Kreis Obornik: Obornik
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