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Population in Sejny Municipality 2021
In 2021, Sejny municipality ranked 2115 of 2,478 Polish municipalities. Population shrank by 243 residents -6.0% between 2016-2021, at 3,806.
Among 1984 declining municipalities, in bottom 50% for rate of decline. Within Sejneński county, ranked 3 of 5 municipalities.
Based on 31 years of official GUS statistics for Sejneński county municipalities within Podlaskie province.
Total Population
-0.29
%
since
2020
2021
3,806
Population Density
-0.57
%
since
2020
2021
17.5
per km²
Vital Statistics
births and deaths
Live Births
+14.29
%
since
2020
2021
24
Deaths
+26.23
%
since
2020
2021
77
Age Structure
children, working age, and elderly
Children (0-14)
+2.94
%
since
2020
2021
560
Working Age (15-64)
-0.67
%
since
2020
2021
2,522
Elderly (65+)
-1.36
%
since
2020
2021
724
Gender
Men
-0.46
%
since
2020
2021
1,951
Women
-0.11
%
since
2020
2021
1,855
Age Distribution
from 0 to 75+ years
0-4 years
-3.55
%
since
2020
2021
163
5-9 years
+9.55
%
since
2020
2021
195
10-14 years
+2.54
%
since
2020
2021
202
15-19 years
-2.86
%
since
2020
2021
170
20-24 years
-7.23
%
since
2020
2021
218
25-29 years
+0.77
%
since
2020
2021
262
30-34 years
-3.82
%
since
2020
2021
252
35-39 years
+3.24
%
since
2020
2021
287
40-44 years
+5.60
%
since
2020
2021
264
45-49 years
-3.99
%
since
2020
2021
289
50-54 years
+6.32
%
since
2020
2021
269
55-59 years
-6.43
%
since
2020
2021
233
60-64 years
+0.72
%
since
2020
2021
278
65-69 years
+6.31
%
since
2020
2021
236
70-74 years
+2.35
%
since
2020
2021
174
75-79 years
+4.26
%
since
2020
2021
49
80-84 years
-3.88
%
since
2020
2021
99
85+ years
-18.10
%
since
2020
2021
95