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Population in Ostrołęcki County 2024
In 2024, Ostrołęcki county ranked 138 of 380 Polish counties. Population shrank by 1,257 residents -1.42% between 2019-2024, at 87,397.
Among 339 declining counties, ranked in top 20% for steepest loss. Within Masovian province, ranked 16 of 42 counties.
Based on 31 years of official GUS statistics for Ostrołęcki county and its 11 municipalities within Masovian province.
Total Population
-0.11
%
since
2023
2024
87,397
Population Density
-0.24
%
since
2023
2024
41.7
per km²
Vital Statistics
births and deaths
Live Births
+4.07
%
since
2023
2024
716
Deaths
-2.25
%
since
2023
2024
826
Age Structure
children, working age, and elderly
Children (0-14)
-2.23
%
since
2023
2024
14,846
Working Age (15-64)
-0.40
%
since
2023
2024
58,574
Elderly (65+)
+3.55
%
since
2023
2024
13,977
Gender
Men
-0.20
%
since
2023
2024
44,270
Women
-0.02
%
since
2023
2024
43,127
Age Distribution
from 0 to 75+ years
0-4 years
-7.19
%
since
2023
2024
4,056
5-9 years
+0.43
%
since
2023
2024
5,377
10-14 years
-0.86
%
since
2023
2024
5,413
15-19 years
+1.04
%
since
2023
2024
5,229
20-24 years
-0.98
%
since
2023
2024
5,563
25-29 years
-1.49
%
since
2023
2024
5,298
30-34 years
-3.20
%
since
2023
2024
5,867
35-39 years
-0.46
%
since
2023
2024
6,555
40-44 years
+0.13
%
since
2023
2024
6,739
45-49 years
+2.02
%
since
2023
2024
6,258
50-54 years
-0.36
%
since
2023
2024
5,736
55-59 years
-0.02
%
since
2023
2024
5,730
60-64 years
-0.78
%
since
2023
2024
5,599
65-69 years
+3.72
%
since
2023
2024
4,935
70-74 years
+4.60
%
since
2023
2024
3,640
75-79 years
+13.86
%
since
2023
2024
887
80-84 years
-4.32
%
since
2023
2024
1,484
85+ years
+0.23
%
since
2023
2024
1,725