2026 Compare Cities People:
Westfield, NJ vs Somerville, MA

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Highlights
- Somerville is 0% more densely populated than Westfield.
- People are 48.7% less likely to be married in Somerville.
- The Median Age is 9.1 years younger in Somerville.
 Westfield, NJSomerville, MAUnited States
 Population  Unlock80,608329,725,481
 Female Population51.6%  Unlock50.5%
 Male Population48.4%  Unlock49.5%
 Median Age  Unlock31.838.4
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 Population - 201030,336  Unlock309,327,143
 Population - 2000  Unlock77,478285,036,114
 Population - 199028,870  Unlock251,960,433
 Pop. 2000 to Now  Unlock4.5%15.6%
 Pop. 1990 to Now1.3%  Unlock30.8%
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 Population Density  Unlock19,546.193.4
 Land Area6.7  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
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 Est. Total Population By Age
 Westfield, NJSomerville, MAUnited States
 Age 0 to 46.9%  Unlock5.9%
 Age 5 to 9  Unlock3.0%6.1%
 Age 10 to 149.6%  Unlock6.6%
 Age 15 to 17  Unlock1.3%3.9%
 Age 18 to 203.5%  Unlock4.0%
 Age 21 to 24  Unlock9.6%5.2%
 Age 25 to 347.2%  Unlock13.8%
 Age 35 to 44  Unlock14.5%12.9%
 Age 45 to 5416.7%  Unlock12.6%
 Age 55 to 59  Unlock4.6%6.7%
 Age 60 to 645.0%  Unlock6.3%
 Age 65 to 74  Unlock5.5%9.6%
 Age 75 to 843.7%  Unlock4.5%
 Age 85 and over  Unlock1.1%1.9%
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 Race
 Westfield, NJSomerville, MAUnited States
 White77.6%  Unlock59.4%
 Black  Unlock4.8%12.2%
 Asian7.5%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.9%0.4%
 Two or More Races3.3%  Unlock3.2%
 Hispanic  Unlock12.3%18.4%
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 Marriage & Family
 Westfield, NJSomerville, MAUnited States
 Married Population65.1%  Unlock49.8%
     Currently Married  Unlock32.4%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock66.6%50.2%
 Never Married23.3%  Unlock33.8%
 Divorced  Unlock5.7%10.8%
 Widowed4.8%  Unlock5.6%
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 Household Size  Unlock2.252.60
 Households10,514  Unlock124,010,992
 Family Households  Unlock13,63980,755,759
     Married couple, w/children47.0%  Unlock30.5%
     Married couple, no children  Unlock49.9%42.9%
 Non Family Households2,329  Unlock43,255,233
     Single householder, w/children  Unlock9.8%15.8%
     Single householder, no children3.0%  Unlock10.8%
Reviews for Westfield    8 Reviews

Looking for a simpler life - taxes too high in New  More

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Over 15 years ago

As a resident for over 10 years, overall I have to say that Westfield is one of the most beautiful towns to live in within commuting distance to NYC! Here is a little  More

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Over 16 years ago

My family and I have been here for 11 years! Housing is expensive, but that is really the only downside (and snow!!!) Seriously, it is beautiful, clean, with great  More

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Reviews for Somerville    3 Reviews

I've lived in Somerville/Cambridge for 10 years, the last 4.5 with my husband in Spring Hill. It really is a great place to live if you are in your 20s & 30s: it is  More

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Living in Somerville is OK. I'm not a 'city' person and I would rather be out in the country some place, but it's not too bad here. I'm in my early 50s and own a house.  More

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Over 18 years ago

we are midwest transplants to the Boston area and lucked out by finding this great little neighborhood - right on the train line, little stores and good community - we  More

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