Putnam County is located in the lower Hudson River Valley and one of the most affluent counties in America, ranked 15th by median household income, and 47th by per-capita income, according to the 2000 census.

Population 2011: 99,718

Density: 431 people per square mile

Owner Occupied Houses and Condo: 26,884

Renter Occupied: 5,819

Land: 231 sq. mi

Water: 15 sq. mi

School Districts:
Brewster, Carmel, Garrison, Haldane, Mahopac, and Putnam Valley. Mahopac is the largest with four elementary schools, a middle school and a high school.

Libraries:
Brewster Public Library, Kent Public Library, Reed Memorial Library, Julia L. Butterfield Memorial Library, Alice Curtis Desmond and Hamilton Fish Library, Mahopac Public Library, Patterson Public Library, and Putnam Valley Free Library.

Transportation:
Interstate 84 and the Taconic State Parkway