page_title: Bihar County
section_title: 1910
hierarchical_section_title: Bihar County / Demographics / 1910
caption_attribution_description: English: Ethnic map of the county (with data of the 1910 census). Key: red - Hungarians; dark green - Romanians; light green - Slovaks; pink - Germans. Coloured dots in plain rectangles imply the presence of smaller minority populations (generally more than 100 people or 10%). Multicoloured rectangles imply cities and villages with multi-ethnic populations with the order of the stripes following the ethnic composition of the settlement.
context_page_description: Bihar was an administrative county of the Kingdom of Hungary and a county of the Eastern Hungarian Kingdom and Principality of Transylvania. Most of its territory is now part of Romania, while a smaller western part belongs to Hungary. The capital of the county was Nagyvárad.
context_section_description: In 1910, the county had a population of 646,301 people and was composed of the following linguistic communities:
  Total:
  Hungarian: 365,642 (56,6%)
  Romanian: 265,098 (41,0%)
  Slovak: 8,457 (1,3%)
  German: 3,599 (0,6%)
  Ruthenian: 211 (0,0%)
  Croatian: 156 (0,0%)
  Serbian: 122 (0,0%)
  Other or unknown: 3,016 (0,5%)
  According to the census of 1910, the county was composed of the following religious communities:
  Total:
  Calvinist: 249,613 (38,6%)
  Eastern Orthodox: 233,159 (36,1%)
  Roman Catholic: 68,019 (10,5%)
  Greek Catholic: 57,488 (8,9%)
  Jewish: 32,462 (5,0%)
  Lutheran: 3,307 (0,5%)
  Unitarian: 299 (0,1%)
  Other or unknown: 1,954 (0,3%)
caption: Ethnic map of the county with data of the 1910 census (see the key in the description).
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