2026 Compare Cities People:
Somerville, NJ vs Fairfax, VA

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Highlights
- Fairfax is 0% more densely populated than Somerville.
- People are 23.8% more likely to be married in Fairfax.
- The Median Age is 1.0 years older in Fairfax.
 Somerville, NJFairfax, VAUnited States
 Population  Unlock23,980329,725,481
 Female Population47.7%  Unlock50.5%
 Male Population52.3%  Unlock49.5%
 Median Age  Unlock37.738.4
 space3
 Population - 201012,107  Unlock309,327,143
 Population - 2000  Unlock21,498285,036,114
 Population - 199011,632  Unlock251,960,433
 Pop. 2000 to Now  Unlock9.0%15.6%
 Pop. 1990 to Now4.5%  Unlock30.8%
 space4
 Population Density  Unlock3,843.093.4
 Land Area2.3  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Somerville, NJFairfax, VAUnited States
 Age 0 to 45.5%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 146.3%  Unlock6.6%
 Age 15 to 17  Unlock3.5%3.9%
 Age 18 to 202.6%  Unlock4.0%
 Age 21 to 24  Unlock6.0%5.2%
 Age 25 to 3417.3%  Unlock13.8%
 Age 35 to 44  Unlock13.8%12.9%
 Age 45 to 5412.1%  Unlock12.6%
 Age 55 to 59  Unlock7.9%6.7%
 Age 60 to 646.8%  Unlock6.3%
 Age 65 to 74  Unlock8.6%9.6%
 Age 75 to 846.5%  Unlock4.5%
 Age 85 and over  Unlock2.0%1.9%
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 Race
 Somerville, NJFairfax, VAUnited States
 White51.8%  Unlock59.4%
 Black  Unlock5.4%12.2%
 Asian10.7%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races2.3%  Unlock3.2%
 Hispanic  Unlock17.7%18.4%
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 Marriage & Family
 Somerville, NJFairfax, VAUnited States
 Married Population45.5%  Unlock49.8%
     Currently Married  Unlock55.1%48.0%
 Married but Separated1.9%  Unlock1.8%
 Single Population  Unlock43.7%50.2%
 Never Married39.2%  Unlock33.8%
 Divorced  Unlock7.3%10.8%
 Widowed6.0%  Unlock5.6%
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 Household Size  Unlock2.582.60
 Households4,902  Unlock124,010,992
 Family Households  Unlock5,84980,755,759
     Married couple, w/children34.8%  Unlock30.5%
     Married couple, no children  Unlock42.7%42.9%
 Non Family Households2,045  Unlock43,255,233
     Single householder, w/children  Unlock6.1%15.8%
     Single householder, no children12.8%  Unlock10.8%
Reviews for Somerville    3 Reviews

Over 20 years ago

Nice community with the shore an hour away as well as NYC. Good schools. Noted for equestrian events. Jackie O lived not to far from here. Prices of homes have gone  More

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I love living in Somerville, which offers the charm of a small town and all of the conveniences of a larger city. Its charming Victorial architecture and a lively Main  More

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Over 20 years ago

The cost of living in Somerville is out of control. Sadly, you don't get much in return for the extremely high taxes you pay. There's an accident waiting to happen on  More

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Reviews for Fairfax    28 Reviews

I lived in the area for 17 years through high school until I eventually became a truck driver. Having now seen most states extensively, I wanted to fairly review what  More

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Living in Fairfax, or any of the Northern Virginia suburbs of DC, means dealing with highways that are a Gordian knot of converging lanes and overpasses, making long  More

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Over 11 years ago

The Cost of living here is high. Though the standard of living is also high, unless you're making over 50,000/year, it's difficult to both live and build any sort of  More

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