The commune of Honkilahti was founded in 1904 when it was separated from Eura.

Honkilahti has a wooden church which "Tuomas Samuelinpoika Rahvenius" designed in 1759.

Before Honkilahti were discontinued, it had many kilometers the coastline from Pyhäjärvi.

The neighbouring municipalities of Honkilahti were Eura, Hinnerjoki, Laitila, Karjala, Mynämäki, Yläne and Säkylä.

The arms of Honkilahti were designed by Gustaf von Numers and it was registered in 1951.