Regional Statistics
Population in Białostocki County 2026
Białostocki county ranks 39 of 380 Polish counties. Population grew by 9,559 residents +6.39% between 2019-2024, now at 159,170.
One of 41 growing counties nationally, in the top 20% for growth rate. Within Podlaskie voivodeship, ranks 2 of 17 counties (1 growing, 16 declining).
Based on 31 years of official GUS statistics for Białostocki county and its 16 municipalities within Podlaskie voivodeship.
Popular Cities in Poland
You may also be interested in
Contact Information for Białostocki
Updated 77 days ago
Top tools
PESEL Number Checker
Enter a PESEL number to extract the birth date, gender, and verify the check digit. Works as both a PESEL checker and validator.
Mikrorachunek Generator
Generate your individual Polish tax account number (mikrorachunek podatkowy) from a PESEL or NIP.
Mikrorachunek Checker
Check whether a mikrorachunek podatkowy number matches the official format and extract the embedded PESEL or NIP.
Top articles
Poland Business Registry Search: How to Look Up a Company by NIP
Look up any Polish company by its NIP number. Search CEIDG, KRS, and the VAT white list to verify businesses and confirm VAT status.
7 min readWhich Taxes Are Paid Through a Mikrorachunek in Poland?
PIT, CIT, and VAT go through your mikrorachunek. PCC, property tax, and local fees do not. Here is the full breakdown for taxpayers in Poland.
7 min readHow to Get Polish Citizenship by Descent
How to get Polish citizenship by descent. Eligibility rules, required documents, application steps, costs, and timelines for ancestry-based claims.
10 min readMaking sense of Poland
I dig through Polish legal databases and government statistics so you don't have to. Property deep-dives, tax guides, free tools, and the kind of data stories that never make it into English.
© 2026 Poland.gg