It covers the Bakony hills and the northern shore of Lake Balaton.
It shares borders with the Hungarian counties Vas, Győr-Moson-Sopron, Komárom-Esztergom, Fejér, Somogy and Zala.
The river Marcal runs along part of its western border.
Besides the Hungarian majority, the main minorities are the Germans and Roma.
(ordered by population, as of 2011 census) municipalities are large villages.