Residing on gently rolling hills, Chestnut Hill Cemetery is located in Portville, Cattaraugus County, New York. Originally known as Portville Burying Grounds , the cemetery's name changed in 1895 to Chestnut Hill. The change came about due to the chestnut trees that fill Chestnut Hill today. Find a Grave Painted Hills Genealogical Society Portville History - Chestnut Hill Cemetery