The border that unites these two neighboring communities is also the line that ensures that they live very different realities. Can you find the key statistic?
Somerville, MA
Population (2010): 75,754
Land Area: 4.1 square miles
Density: 18,148 residents per square mile
Annual Budget: $171.7 million (2013)
Per capita annual spending: $2,267
Cambridge, MA
Population (2010): 105,162
Land Area: 6.4 square miles
Density: 16,422 residents per square mile
Annual Budget: $488.3 million (2013)
Per capita annual spending: $4,643