Regional Statistics
2,015
1,118
people/km²
5,024
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Population in Sejny city Municipality 2021
In 2021, Sejny city municipality ranked 1805 of 2,478 Polish municipalities. Population shrank by 519 residents -9.36% between 2016-2021, at 5,024.
Among 1984 declining municipalities, in bottom 20% for rate of decline. Within Sejneński county, ranked 1 of 5 municipalities.
Based on 31 years of official GUS statistics for Sejneński county municipalities within Podlaskie province.
Total Population
-1.63
%
since
2020
2021
5,024
Total Population Chart
Lowest at 4,818 in 2024
Highest at 6,119 in 1998
1995
29 years (+5 year forecast)
2024
Ranking
1776/2477 Municipality in Poland
1773
Międzybórz
5,061
1774
Recz
5,046
1775
Grodziec
5,039
1776
Sejny city
5,024
1777
Gąsawa (rural)
5,022
1777
Dobre
5,022
1779
Granowo
5,021
Page 178 of 248
Change
2263/2477 Municipality in Poland
2262
Stoczek
-1.6%
2263
Sejny city
-1.6%
2264
Knyszyn
-1.6%
2265
Rajgród
-1.6%
2266
Opatów
-1.6%
2267
Starachowice
-1.6%
2270
Pacyna
-1.6%
Page 227 of 248
Population Density
-1.63
%
since
2020
2021
1,118.9
per km²
Vital Statistics
births and deaths
Live Births
+14.29
%
since
2020
2021
40
Deaths
+10.13
%
since
2020
2021
87
Age Structure
children, working age, and elderly
Children (0-14)
-1.81
%
since
2020
2021
650
Working Age (15-64)
-2.96
%
since
2020
2021
3,313
Elderly (65+)
+2.91
%
since
2020
2021
1,061
Gender
Men
-1.20
%
since
2020
2021
2,388
Women
-2.01
%
since
2020
2021
2,636
Age Distribution
from 0 to 75+ years
0-4 years
+2.12
%
since
2020
2021
193
5-9 years
-10.81
%
since
2020
2021
198
10-14 years
+3.19
%
since
2020
2021
259
15-19 years
-4.00
%
since
2020
2021
240
20-24 years
-6.23
%
since
2020
2021
241
25-29 years
+2.82
%
since
2020
2021
255
30-34 years
-13.56
%
since
2020
2021
274
35-39 years
+4.39
%
since
2020
2021
452
40-44 years
-3.32
%
since
2020
2021
378
45-49 years
-1.08
%
since
2020
2021
366
50-54 years
+2.76
%
since
2020
2021
335
55-59 years
-8.53
%
since
2020
2021
354
60-64 years
-3.91
%
since
2020
2021
418
65-69 years
+3.84
%
since
2020
2021
379
70-74 years
+10.44
%
since
2020
2021
275
75-79 years
-1.89
%
since
2020
2021
52
80-84 years
-0.66
%
since
2020
2021
150
85+ years
-4.35
%
since
2020
2021
110