Miller Place is a hamlet and census-designated place (CDP) in the Town of Brookhaven, Suffolk County, New York, United States. Despite preserving much of its historic identity, changes in the 20th century have transitioned the hamlet into a desirable and densely populated suburban area. The population was 11,723 at the 2020 census.

Brookhaven, formally the Town of Brookhaven, is a large suburban town in Suffolk County, Long Island, New York. With a population of 488,497 as of 2022, it is the second most populous town in the United States and in New York and the third most populous community in the state.