Västmanland County (Västmanlands län) is a county or län in central Sweden. It borders to the counties of Södermanland, Örebro, Gävleborg, Dalarna and Uppsala. The county also has a stretch of shoreline towards Mälaren (Sweden's third largest lake).
The main aim of the County Administrative Board is to fulfil the goals set in national politics by the Parliament and the Government, to coordinate the interests of the county, to promote the development of the county, to establish regional goals and safeguard the due process of law in the handling of each case. The County Administrative Board is a Government Agency headed by a Governor. See List of Västmanland Governors.