# Population (1 January) — Chełmsko-zamojski (NUTS-3 PL812)

Population (1 January) — Chełmsko-zamojski (NUTS-3 PL812) was 543,081 persons in 2025, down 1.1% from 2024.

- Source agency: Eurostat (Statistical Office of the European Union)
- Makrognosis code: `PL-812.POP.A.NSA`
- Frequency: annual
- Units: persons
- Coverage: 2014-01-01 to 2025-01-01 (12 observations)
- Page: https://makrognosis.robomacro.com/data/poland/population-1-january-chemsko-zamojski-nuts-3-pl812

## Recent data

| Period | Value |
|---|---:|
| 2025 | 543,081 persons |
| 2024 | 549,309 persons |
| 2023 | 555,496 persons |
| 2022 | 561,415 persons |
| 2021 | 569,131 persons |
| 2020 | 610,382 persons |
| 2019 | 615,481 persons |
| 2018 | 620,130 persons |
| 2017 | 624,123 persons |
| 2016 | 627,690 persons |
| 2015 | 631,554 persons |
| 2014 | 635,058 persons |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/PL-812.POP.A.NSA"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/PL-812.POP.A.NSA",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```