| Košťálov | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Liberec |
| Subdivision Type2: | District |
| Subdivision Name2: | Semily |
| Pushpin Map: | Czech Republic |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location in the Czech Republic |
| Coordinates: | 50.5717°N 15.4042°W |
| Established Title: | First mentioned |
| Established Date: | 1361 |
| Area Total Km2: | 20.01 |
| Elevation M: | 359 |
| Population As Of: | 2024-01-01 |
| Population Footnotes: | [1] |
| Population Total: | 1646 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal codes |
| Postal Code: | 512 02, 512 51, 514 01 |
Košťálov is a municipality and village in Semily District in the Liberec Region of the Czech Republic. It has about 1,600 inhabitants.
The villages of Čikvásky, Kundratice and Valdice are administrative parts of Košťálov.