Regional Statistics
Population in Piotrków Kujawski Municipality 2020
In 2020, Piotrków Kujawski municipality ranked 1038 of 2,478 Polish municipalities. Population shrank by 473 residents -5.05% between 2015-2020, at 8,897.
Among 1984 declining municipalities, in bottom 30% for rate of decline. Within Radziejowski county, ranked 1 of 7 municipalities.
Based on 31 years of official GUS statistics for Radziejowski county municipalities within Kuyavian-Pomeranian voivodeship.
Popular Cities in Poland
You may also be interested in
Contact Information for Piotrków Kujawski
Updated 52 days ago
Top tools
Mikrorachunek Generator
Generate your individual Polish tax account number (mikrorachunek podatkowy) from a PESEL or NIP.
NIP Checker
Verify any Polish NIP (VAT/tax ID) number with an instant checksum check and tax office prefix decode.
Which Bank Is This IBAN?
Paste any IBAN to identify the bank, branch, and BIC/SWIFT code.
Top articles
How to Pay a PIT Underpayment in Poland
Owe money after filing your PIT in Poland? Learn how to pay a niedopłata step by step, including deadlines, transfer details, and late payment interest.
8 min readWhat Is a Mikrorachunek? Poland's Individual Tax Payment Account Explained
A mikrorachunek is your personal tax payment account in Poland. Learn how the 26-digit number works, which taxes it covers, and how to verify one.
8 min readHow to Block Your PESEL Number in Poland
Step-by-step guide to blocking your PESEL number via mObywatel, your bank, or in person. Learn what zastrzeżenie PESEL protects and how to reverse it.
7 min readLet's build Poland.gg together
Join our Discord community. Get early access, shape the roadmap, and connect with data people across Poland.
Dashboard and business tools go public in 2027 — early supporters access them first and keep their discount on everything.
Get up to 90% off — forever
The longer you stay, the less you pay. 9% off per month, stacking up to 90%. The 100 longest supporters get free access for life.
© 2026 Poland.gg