In June 1884, officers and trustees were elected and the original 28 acres (110,000 m2) of land were purchased from Lucius Wilcox. Over the years, people left adjacent land to the cemetery which now totals 64.4 acres (261,000 m2) in the city and 7 acres (28,000 m2) in the town of Canandaigua and serves as a burial site for more than 13,000 people.
Edward Francis Winslow (1837–1914) – a Civil War general, who died at Sonnenberg while visiting Mary Clark Thompson and her banker husband, Frederick Ferris Thompson