Uleåborg County (Swedish: Uleåborgs län, Finnish: Oulun lääni) is a county in Sweden. It has an area of 57,000 sq km and a population of 461,000 residents. Uleåborg (Finnish: Oulu) is the capital of the county.
Uleåborg County is a constituency in the elections to the house of commoners.
Governor of Uleåborg County is Jack af Vreeswijk.