Regional Statistics
Territory of Wieczfnia Kościelna Municipality 2026
Wieczfnia Kościelna municipality ranks 2177 nationally among Poland's 2,478 municipalities by area, in the middle tier by size. Covers 120 km² (11,973 ha). In Mławski county, ranks 8 of 10 municipalities. Within Masovian voivodeship, ranks 271.
Official GUS territorial statistics for Wieczfnia Kościelna municipality in Mławski county, Masovian voivodeship.
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