Tavastia Proper
The biggest city by the lake is Hämeenlinna in the Tavastia Proper region. Other cities and towns include Valkeakoski and Akaa (formerly Toijala) in the Pirkanmaa region. In addition to these, the municipalities by the lake include Lempäälä in the Pirkanmaa region and Hattula and Janakkala in the Tavastia Proper region.