Regional Statistics
2,015
1,137
people/km²
5,107
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Population in Sejny city Municipality 2020
In 2020, Sejny city municipality ranked 1805 of 2,478 Polish municipalities. Population shrank by 476 residents -8.53% between 2015-2020, at 5,107.
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
-2.91
%
since
2019
2020
5,107
Total Population Chart
Lowest at 4,818 in 2024
Highest at 6,119 in 1998
1995
29 years (+5 year forecast)
2024
Ranking
1767/2477 Municipality in Poland
1761
Widuchowa
5,121
1762
Choczewo
5,120
1763
Damasławek
5,118
1764
Borów
5,115
1764
Doruchów
5,115
1766
Żółkiewka
5,109
1767
Sejny city
5,107
1768
Krasiczyn
5,102
Page 177 of 248
Change
1499/2477 Municipality in Poland
1491
Gródek
-2.9%
1493
Kłoczew
-2.9%
1494
Łubnice
-2.9%
1495
Nowa Słupia
-2.9%
1496
Czarne
-2.9%
1497
Radlin
-2.9%
1498
Miedzna
-2.9%
1499
Sejny city
-2.9%
1500
Sieniawa
-2.9%
Page 150 of 248
Population Density
-2.91
%
since
2019
2020
1,137.4
per km²
Vital Statistics
births and deaths
Live Births
-18.60
%
since
2019
2020
35
Deaths
+19.70
%
since
2019
2020
79
Age Structure
children, working age, and elderly
Children (0-14)
-5.16
%
since
2019
2020
662
Working Age (15-64)
-3.61
%
since
2019
2020
3,414
Elderly (65+)
+1.08
%
since
2019
2020
1,031
Gender
Men
-2.66
%
since
2019
2020
2,417
Women
-3.13
%
since
2019
2020
2,690
Age Distribution
from 0 to 75+ years
0-4 years
-5.03
%
since
2019
2020
189
5-9 years
+1.83
%
since
2019
2020
222
10-14 years
-10.68
%
since
2019
2020
251
15-19 years
-20.38
%
since
2019
2020
250
20-24 years
-9.82
%
since
2019
2020
257
25-29 years
-14.19
%
since
2019
2020
248
30-34 years
-1.86
%
since
2019
2020
317
35-39 years
+11.31
%
since
2019
2020
433
40-44 years
-3.22
%
since
2019
2020
391
45-49 years
+4.23
%
since
2019
2020
370
50-54 years
-4.68
%
since
2019
2020
326
55-59 years
-6.30
%
since
2019
2020
387
60-64 years
+1.64
%
since
2019
2020
435
65-69 years
+3.69
%
since
2019
2020
365
70-74 years
+0.40
%
since
2019
2020
249
75-79 years
-3.64
%
since
2019
2020
53
80-84 years
+7.86
%
since
2019
2020
151
85+ years
-6.50
%
since
2019
2020
115