Greene County, New York has 647.2 square miles of land area and is the 33rd largest county in New York by total area.

Ashland town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Ashland town, Greene County, New York has a land area of 24.6 square miles.

Athens town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Athens town, Greene County, New York has a land area of 26.2 square miles.

Cairo town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Cairo town, Greene County, New York has a land area of 59.8 square miles.

Catskill town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Catskill town, Greene County, New York has a land area of 60.4 square miles.

Coxsackie town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Coxsackie town, Greene County, New York has a land area of 36.9 square miles.

Durham town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Durham town, Greene County, New York has a land area of 49.3 square miles.

Greenville town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Greenville town, Greene County, New York has a land area of 38.8 square miles.

Halcott town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Halcott town, Greene County, New York has a land area of 23.0 square miles.

Hunter town, Greene County, New York is a city, town, place equivalent, and township located in Greene County, New York. Hunter town, Greene County, New York has a land area of 89.9 square miles.