Jaslo County is a unit of territorial administration and local government (powiat) in Subcarpathian Voivodeship, south-eastern Poland, on the Slovak border. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat is Jaslo, which lies south-west of the regional capital Rzeszów. The only other town in the county is Kolaczyce, which is north of Jaslo.

Jaslo County is a unit of territorial administration and local government (powiat) in Subcarpathian Voivodeship, south-eastern Poland, on the Slovak border. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat is Jaslo, which lies south-west of the regional capital Rzeszów. The only other town in the county is Kolaczyce, which is north of Jaslo.