Greenfield, Massachusetts
- Settled - 1686
- Incorporated - 1753
- Government
- Type - Open town meeting
- Area
- Total - 21.9 sq mi
- Land - 21.4 sq mi
- Water - 0.5 sq mi
- Elevation - 250 ft
- Population (2010)
- Total - 17,456
- Density - 800/sq mi
- ZIP Code - 01301
- Website - http://greenfield-ma.gov/