There was also a watermill on the area belonging to Opoczka, but it was located away from the other houses, by the brook now called “Węglówka”.

Three large ponds were located at the border with the village Bojanice; they were owned by the landlords of Opoczka.

During the Reformation most of the inhabitants of Opoczka converted to Lutheranism, and after the Thirty Years' War, until 1945, they tied themselves with the Church of Peace in Świdnica.

The village had a typical agricultural character, the professional life was connected to farm work and stockbreeding.

The community house could be visited both by young and adult residents of Opoczka and the surrounding villages.