Table 1.
Localities with schools by size classes in 2021
| Locality size class (number of inhabitants) | Localities | Share (%) of localities with school | |
|---|---|---|---|
| Total number | With a school | ||
| 500,001 and more | 5 | 5 | 100.0 |
| 200,001–500,000 | 8 | 8 | 100.0 |
| 100,001–200,000 | 23 | 23 | 100.0 |
| 50,001–100,000 | 47 | 47 | 100.0 |
| 20,001–50,000 | 125 | 125 | 100.0 |
| 10,001–20,000 | 184 | 184 | 100.0 |
| 5,001–10,000 | 245 | 244 | 99.6 |
| 2,001–5,000 | 1,049 | 998 | 95.1 |
| 1,001–2,000 | 2,147 | 1,801 | 83.9 |
| 501–1,000 | 4,583 | 2,720 | 59.3 |
| 201–500 | 12,480 | 2,204 | 17.7 |
| 101–200 | 10,901 | 417 | 3.8 |
| 100 and fewer | 10,633 | 81 | 0.8 |
[i] Source: own elaboration based on Statistics Poland (2022) and Ministry of Education and Science (2021) data.

Figure 1.
Presence of a school among localities with fewer than 1,000 inhabitants in 2021.
Source: own elaboration based on Statistics Poland (2022) and Ministry of Education and Science (2021) data.
Table 2.
Basic statistics for schools by size class of locality in 2021
| Locality size class | Average school size (number of pupils) | Average number of of school divisions | Average size of school division (number of pupils) |
|---|---|---|---|
| 500,001 and more | 398.5 | 20.0 | 19.9 |
| 200,001–500,000 | 401.9 | 20.4 | 19.7 |
| 100,001–200,000 | 382.6 | 19.0 | 20.1 |
| 50,001–100,000 | 405.5 | 19.9 | 20.4 |
| 20,001–50,000 | 403.7 | 19.8 | 20.4 |
| 10,001–20,000 | 442.2 | 21.4 | 20.7 |
| 5,001–10,000 | 420.1 | 20.6 | 20.4 |
| 2,001–5,000 | 321.4 | 16.8 | 19.2 |
| 1,001–2,000 | 207.7 | 12.0 | 17.2 |
| 501–1,000 | 134.3 | 9.5 | 14.1 |
| 201–500 | 103.3 | 8.7 | 11.9 |
| 101–200 | 90.8 | 8.5 | 10.7 |
| 100 and fewer | 75.3 | 8.2 | 9.2 |
[i] Source: own elaboration based on Statistics Poland (2022) and Ministry of Education and Science (2021) data

Figure 2.
Distribution of the average size of schools according to the population of towns with up to 15,000 inhabitants.
Source: own elaboration based on Statistics Poland (2022) and Ministry of Education and Science (2021) data.

Figure 3.
Value of Pearson's linear correlation coefficient between township size and school size for successive cumulative ranges of locality size, i.e. 0–100 inhabitants, 0–200 inhabitants, ..., 0–15,000 inhabitants
Source: own elaboration based on Statistics Poland (2022) and Ministry of Education and Science (2021) data

Figure 4.
Groups of school size structures in different locality size classes.
Source: own elaboration based on Statistics Poland (2022) and Ministry of Education and Science (2021) data.