Conservation of protected areas in the Czech Republic is regulated by Act 114/1992 on nature and landscape protection, which groups protected areas by size: large-size areas are national parks and protected landscapes, whereas small-size areas include national nature reserves, nature reserves and nature monuments. Read more
| Krkonoše Mountains National Park | 36.300 ha |
| Jizerské hory | 36.800 ha | ||
| Lužické hory | 26.400 ha | ||
| České středohoří | 106.300 ha | ||
| Český ráj | 18.150 ha |