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Poland.gg
Delightfully crafted Statistical Portal for Poland
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Sejneński County Statistics for 2026
2025
Latest Data

Regional Statistics

7,236
21 people/km²
18,434
Sejneński
5 municipalities
855 km²
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Territory of Sejneński County 2026

Sejneński county ranks 380 nationally among Poland's 380 counties by area, in the middle tier by size. Covers 855 km² (85,516 ha). Within Podlaskie province, ranks 17 of 17 counties. Contains 5 municipalities.

Official GUS territorial statistics for Sejneński county and its 5 municipalities within Podlaskie province.

Total Area
0.00 % since 2023 2024
855 km²
Poland 313,933
Province ranked 6/16 20,187
County ranked 13/17 855
Select municipality
Total Area Chart
Lowest at 855 in 2006 Highest at 856 in 1998
1998
26 years (+5 year forecast)
2024
Ranking
164/380 County in Poland
160
Brzeski 876 km²
162
Olecki 874 km²
163
Pucki 868 km²
164
Sejneński 855 km²
164
Zgierski 855 km²
166
Sierpecki 852 km²
166
Kluczborski 852 km²
168
Białogardzki 845 km²
169
Zgorzelecki 839 km²
170
Słupecki 838 km²
Page 17 of 38
Change
48/380 County in Poland
41
Wołomiński +0.0%
42
Otwocki +0.0%
43
Miński +0.0%
44
Legionowski +0.0%
45
Warszawa +0.0%
46
Suwałki +0.0%
47
Suwalski +0.0%
48
Sejneński +0.0%
49
Moniecki +0.0%
50
Grajewski +0.0%
Page 5 of 38
Total Area
0.00 % since 2023 2024
85,516 ha
Land Use major land categories
Forest Land
+0.03 % since 2023 2024
36,860.46 ha
Forest Cover
+0.24 % since 2023 2024
42.2 %
Nature Protection protected areas and sites
Protected Areas
+0.07 % since 2023 2024
50,535.04 ha
Nature Monuments
0.00 % since 2023 2024
69

Data Source: Statistics Poland, Local Data Bank (BDL)