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is located within the Town of Oyster Bay in Nassau County, New York, United States. The population was 1,801 at the 2000 census.
The village is named for the brook that one time ran along its main road, Wolver Hollow. Albeit the village is physically lower than the surrounding areas, resident Hope Goddard Iselin opposed the name of Lower Brookville, stating "I refuse to live in lower anything. If you must call it something, and I suppose you must, call it Upper Brookville.
According to the United States Census Bureau, the village has a total area of 4.3 square miles (11.1 km²), all of it land.