Regional Statistics
20,177
1,472
people/km²
49,275
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Population in Ostrołęka County 2021
In 2021, Ostrołęka county ranked 301 of 380 Polish counties. Population shrank by 3,062 residents -5.85% between 2016-2021, at 49,275.
Among 339 declining counties, in the bottom 10% for rate of decline (mildest loss). Within Masovian province, ranked 33 of 42 counties.
Based on 31 years of official GUS statistics for Ostrołęka county and its 1 municipality within Masovian province.
Total Population
-1.28
%
since
2020
2021
49,275
Total Population Chart
Lowest at 47,696 in 2024
Highest at 55,271 in 1998
1995
29 years (+5 year forecast)
2024
Ranking
299/380 County in Poland
292
Wałecki
50,729
293
Pułtuski
50,596
294
Łomżyński
49,911
297
Opatowski
49,470
299
Ostrołęka
49,275
300
Łaski
49,159
Page 30 of 38
Change
342/380 County in Poland
341
Lwówecki
-1.3%
342
Ostrołęka
-1.3%
343
Zamość
-1.3%
344
Kętrzyński
-1.3%
345
Łosicki
-1.3%
347
Moniecki
-1.3%
348
Włodawski
-1.3%
349
Konecki
-1.3%
350
Opatowski
-1.4%
Page 35 of 38
Population Density
-1.27
%
since
2020
2021
1,472.7
per km²
Vital Statistics
births and deaths
Live Births
-13.20
%
since
2020
2021
421
Deaths
+17.97
%
since
2020
2021
650
Age Structure
children, working age, and elderly
Children (0-14)
-1.71
%
since
2020
2021
7,519
Working Age (15-64)
-2.66
%
since
2020
2021
31,759
Elderly (65+)
+3.74
%
since
2020
2021
9,997
Gender
Men
-1.44
%
since
2020
2021
23,337
Women
-1.13
%
since
2020
2021
25,938
Age Distribution
from 0 to 75+ years
0-4 years
-5.21
%
since
2020
2021
2,384
5-9 years
-0.81
%
since
2020
2021
2,567
10-14 years
+0.82
%
since
2020
2021
2,568
15-19 years
+3.82
%
since
2020
2021
2,308
20-24 years
-6.88
%
since
2020
2021
2,124
25-29 years
-5.99
%
since
2020
2021
2,654
30-34 years
-8.18
%
since
2020
2021
3,356
35-39 years
-2.27
%
since
2020
2021
4,220
40-44 years
+1.07
%
since
2020
2021
3,874
45-49 years
+4.64
%
since
2020
2021
3,290
50-54 years
-2.46
%
since
2020
2021
2,933
55-59 years
-3.91
%
since
2020
2021
3,122
60-64 years
-5.25
%
since
2020
2021
3,878
65-69 years
+1.76
%
since
2020
2021
3,979
70-74 years
+9.73
%
since
2020
2021
2,798
75-79 years
+7.86
%
since
2020
2021
535
80-84 years
-3.90
%
since
2020
2021
960
85+ years
+1.23
%
since
2020
2021
908