7. Somerville, Mass.
Population: 80,884
Median household income: $104,613
Median home price: $818,437
Unemployment rate: 2.8 percent
Somerville is home to the annual weird and wacky What the Fluff Festival, celebrating, of course, Marshmallow Fluff, which was invented in the Boston suburb in 1917. It’s also one of the safest cities in the country, according to Safewise.
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