| Subdivision Type: | Country |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Mezősas |
| Subdivision Type1: | County |
| Subdivision Name1: | Hajdú-Bihar |
| Area Total Km2: | 26.39 |
| Population As Of: | 2015 |
| Population Total: | 665[1] |
| Population Density Km2: | 25.2 |
| Postal Code Type: | Postal code |
| Postal Code: | 4134 |
| Area Code: | 54 |
Mezősas is a village in Hajdú-Bihar county, in the Northern Great Plain region of eastern Hungary.
Mezősas is located 50 kilometers away from the city of Debrecen, and is located within Hajdú-Bihar county. Like most major villages in Hungary, Mezősas is accessible by road. The village has a population estimate of 595 as of the first of January, 2011. The last actual head count was in 2015, when the population totaled 665,[1] down from the 779 people residing there in 1990.
http://www.mezosas.atw.hu/ http://www.citypopulation.de/php/hungary-hajdubihar.php?cityid=18847