Regional Statistics
Population in Łomżyński County 2025
In 2024, Łomżyński county ranked 293 of 380 Polish counties. Population shrank by 1,447 residents -2.84% between 2019-2024, at 49,496.
Among 339 declining counties, ranked in top 30% for steepest loss. Within Podlaskie voivodeship, ranked 9 of 17 counties.
Based on 31 years of official GUS statistics for Łomżyński county and its 9 municipalities within Podlaskie voivodeship.
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Contact Information for Łomżyński
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