Wilhelm Grünewald, a farmer, his wife Elisabeth, and children (Johann, age 20; Elisabeth, age 18; Georg, age 10; Friedrich, age 3) are recorded on an appendix to the 1767 census of Boisroux in Household No. 42.
Son Johannes Grünewald, his wife Christina, and their family are recorded on the 1798 census of Meinhard in Household No. Mn13.
Widow Anna Christina Grünewald and her family are recorded on the 1834 census of Meinhard in Household No. 80.
In 1786, Friedrich Grünewald moved from Meinhard to Shaffhausen.
Friedrich Grünewald from Meinhard and his family are recorded on the 1798 census of Schaffhausen in Household No. Sh28.
The death of Friedrich Grünewald in 1823 is recorded on the 1834 census of Schaffhausen in Household No. 87.
Johann Gottlieb Grünewald, grandson of Fiedrich Grünewald, is recorded on the 1857 census of Rosendamm in Household No. 3.
The 1767 census records that Wilhelm Grünewald came from the German region of Hessen. [This family was thought to have been connected to the Grünewald family in the Germany village of Groß-Felda, but this is doubtful.]
- 1834 Meinhard Census (Household No. 80).
- 1834 Schaffhausen Census (Households No. 38, 56, 72, 82, 87).
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Mn13, Sh28, Mv1658.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 170.