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2025 Compare Cities People:
Roslyn, NY vs Gaithersburg, MD

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Highlights
- Gaithersburg is 0% more densely populated than Roslyn.
- People are 14.7% more likely to be married in Gaithersburg.
- The Median Age is 16.6 years younger in Gaithersburg.
 Roslyn, NYGaithersburg, MDUnited States
 Population  Unlock68,827329,725,481
 Female Population57.9%  Unlock50.5%
 Male Population42.1%  Unlock49.5%
 Median Age  Unlock37.638.4
 space3
 Population - 20102,790  Unlock309,327,143
 Population - 2000  Unlock52,613285,036,114
 Population - 19901,965  Unlock251,960,433
 Pop. 2000 to Now  Unlock28.8%15.6%
 Pop. 1990 to Now48.4%  Unlock30.8%
 space4
 Population Density  Unlock6,670.693.4
 Land Area0.6  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Roslyn, NYGaithersburg, MDUnited States
 Age 0 to 42.1%  Unlock5.9%
 Age 5 to 9  Unlock6.1%6.1%
 Age 10 to 144.4%  Unlock6.6%
 Age 15 to 17  Unlock3.5%3.9%
 Age 18 to 200.5%  Unlock4.0%
 Age 21 to 24  Unlock4.7%5.2%
 Age 25 to 3414.3%  Unlock13.8%
 Age 35 to 44  Unlock16.9%12.9%
 Age 45 to 5413.4%  Unlock12.6%
 Age 55 to 59  Unlock6.4%6.7%
 Age 60 to 648.9%  Unlock6.3%
 Age 65 to 74  Unlock7.3%9.6%
 Age 75 to 845.4%  Unlock4.5%
 Age 85 and over  Unlock2.0%1.9%
 space1
 Race
 Roslyn, NYGaithersburg, MDUnited States
 White67.9%  Unlock59.4%
 Black  Unlock16.4%12.2%
 Asian17.2%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races0.2%  Unlock3.2%
 Hispanic  Unlock24.5%18.4%
 space2
 Marriage & Family
 Roslyn, NYGaithersburg, MDUnited States
 Married Population46.5%  Unlock49.8%
     Currently Married  Unlock51.9%48.0%
 Married but Separated3.5%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married30.3%  Unlock33.8%
 Divorced  Unlock9.8%10.8%
 Widowed11.7%  Unlock5.6%
 space5
 Household Size  Unlock2.642.60
 Households1,452  Unlock124,010,992
 Family Households  Unlock17,21780,755,759
     Married couple, w/children26.9%  Unlock30.5%
     Married couple, no children  Unlock36.9%42.9%
 Non Family Households806  Unlock43,255,233
     Single householder, w/children  Unlock12.7%15.8%
     Single householder, no children6.5%  Unlock10.8%
Voting
Reviews for Roslyn    2 Reviews
karin · East Hills, NY
not what it used to be
Over 7 years ago

Headmaster panders to parents who get their way at the expense of the faculty. The curriculum now "teaches to the test" so that higher scores can be  More

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Abhd · Roslyn, NY
East Hills in Roslyn, NY
Over 16 years ago

Outstanding town. Historic sites and architecture (as old as 1600s), top-tier art museum, great community center and parks, access to nearby ocean and bay beaches,  More

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Reviews for Gaithersburg    10 Reviews
CJ · Bethesda, MD
Friendly, safe, convenient but...
Over 7 years ago

We recently sold our family home of 20+ years in Potomac, MD and moved just down the road to Gaithersburg. We have nothing but good things to say about the people  More

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Tracy · Gaithersburg, MD
Close to DC
Over 10 years ago

The city of Gaithersburg offers all of the employment opportunities of being within commuting range of D.C. without the congestion. Homes are more affordable and you  More

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gio56777 · Germantown, MD
Planning "Goodbye" to Maryland -- all of it!
Over 12 years ago

The state has the potential to be a great place to live ... but that 'Reality’ is just slipping away. The current leadership has done a really bang-up job creating so  More

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Learn More About Roslyn, New York
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