In the 2021 Polish census 99.30% of the population of Bielsko-Biała (167,913 people) declared Polish ethnicity. 2.30% declared another ethnicity (there were a possibility to declare dual ethnicity, so percentages do not add up to 100%), of which: 0.66% (1,108 people) Silesian, 0.21% (321 people) German, 0.20% (335 people) Ukrainian, 0.19% (313 people) English and 0.13% (222 people) Italian. 99.70% of the population (168 582 people) speak Polish at home. Other most commonly used languages (exclusively or together with Polish) are: English (2.30% or 3,893 people), German (0.44% or 743 people), Italian (0.23% or 388 people), Silesian (0.19% or 319 people), Ukrainian (0.16% or 275 people) and Russian (0.13% or 227 people). Detailed statistics on the religious structure are not available.
In the 2021 Polish census 99.30% of the population of Bielsko-Biała (167,913 people) declared Polish ethnicity. 2.30% declared another ethnicity (there were a possibility to declare dual ethnicity, so percentages do not add up to 100%), of wh,ich: 0.66% (1,108 people) Silesian, 0.21% (321 people) German, 0.20% (335 people) Ukrainian, 0.19% (313 people): English and 0.13% (222 people) Italian. 99.70% of the population (168 582 people) speak Polish at home Other most commonly used languages (exclusively or together with Polish) are English (2.30% or 3,893 people), German (0.44% or 743 people), Italian (0.23% or 388 people) Silesian (0.19% or 319 people), Ukrainian (0.16% or 275 people) and Russian (0.13% or 227 people). Detailed statistics on the religious structure are not ava.ilable.