| Mezősas | |
|---|---|
| Country | Hungary |
| County | Hajdú-Bihar |
| Area | |
| • Total | 26.39 km2 (10.2 sq mi) |
| Population (2001) | |
| • Total | 648 |
| • Density | 24.55/km2 (63.6/sq mi) |
| Time zone | CET (UTC+1) |
| • Summer (DST) | CEST (UTC+2) |
| Postal code | 4134 |
| Area code(s) | 54 |
Mezősas is a village in Hajdú-Bihar county, in the Northern Great Plain region of eastern Hungary.
It covers an area of 26.39 km2 (10 sq mi) and has a population of 648 people (2001).