Regional Statistics
36,682
2,347
people/km²
74,780
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Population in Siedlce County 2025
In 2024, Siedlce county ranked 182 of 380 Polish counties. Population shrank by 3,405 residents -4.36% between 2019-2024, at 74,780.
Among 339 declining counties, in the middle tier for rate of decline. Within Masovian province, ranked 23 of 42 counties.
Based on 31 years of official GUS statistics for Siedlce county and its 1 municipality within Masovian province.
Total Population
-0.69
%
since
2023
2024
74,780
Total Population Chart
Lowest at 74,575 in 1995
Highest at 78,185 in 2019
1995
29 years (+5 year forecast)
2024
Ranking
182/380 County in Poland
Page 19 of 38
Change
190/380 County in Poland
181
Wschowski
-0.7%
182
Raciborski
-0.7%
183
Nowy Sącz
-0.7%
185
Płoński
-0.7%
186
Leski
-0.7%
187
Jasielski
-0.7%
188
Żniński
-0.7%
189
Włocławski
-0.7%
190
Siedlce
-0.7%
Page 19 of 38
Population Density
-0.69
%
since
2023
2024
2,347.1
per km²
Vital Statistics
births and deaths
Live Births
-9.04
%
since
2023
2024
654
Deaths
+0.74
%
since
2023
2024
677
Age Structure
children, working age, and elderly
Children (0-14)
-3.09
%
since
2023
2024
12,224
Working Age (15-64)
-1.14
%
since
2023
2024
46,283
Elderly (65+)
+2.57
%
since
2023
2024
16,273
Gender
Men
-0.81
%
since
2023
2024
35,331
Women
-0.58
%
since
2023
2024
39,449
Age Distribution
from 0 to 75+ years
0-4 years
-5.87
%
since
2023
2024
3,847
5-9 years
-1.28
%
since
2023
2024
4,311
10-14 years
-2.26
%
since
2023
2024
4,066
15-19 years
+6.40
%
since
2023
2024
4,006
20-24 years
-2.20
%
since
2023
2024
3,149
25-29 years
-3.95
%
since
2023
2024
3,622
30-34 years
-7.01
%
since
2023
2024
4,792
35-39 years
-5.15
%
since
2023
2024
5,819
40-44 years
+0.37
%
since
2023
2024
6,534
45-49 years
+3.12
%
since
2023
2024
5,846
50-54 years
+3.76
%
since
2023
2024
4,531
55-59 years
-1.59
%
since
2023
2024
3,772
60-64 years
-4.14
%
since
2023
2024
4,212
65-69 years
-3.15
%
since
2023
2024
5,135
70-74 years
+4.20
%
since
2023
2024
4,890
75-79 years
+7.21
%
since
2023
2024
1,219
80-84 years
+6.28
%
since
2023
2024
1,522
85+ years
+2.12
%
since
2023
2024
1,587