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2025 Compare Cities People:
Portsmouth, NH vs Carlsbad, CA

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Highlights
- Carlsbad is 0% more densely populated than Portsmouth.
- People are 18.4% more likely to be married in Carlsbad.
- The Median Age is 0.3 years older in Carlsbad.
 Portsmouth, NHCarlsbad, CAUnited States
 Population  Unlock114,858329,725,481
 Female Population52.5%  Unlock50.5%
 Male Population47.6%  Unlock49.5%
 Median Age  Unlock42.538.4
 space3
 Population - 201020,770  Unlock309,327,143
 Population - 2000  Unlock78,247285,036,114
 Population - 199025,925  Unlock251,960,433
 Pop. 2000 to Now  Unlock47.7%15.6%
 Pop. 1990 to Now-16.9%  Unlock30.8%
 space4
 Population Density  Unlock3,042.693.4
 Land Area15.7  Unlock3,531,905.4
 Water Area  Unlock1.3264,836.8
 space
 Est. Total Population By Age
 Portsmouth, NHCarlsbad, CAUnited States
 Age 0 to 43.5%  Unlock5.9%
 Age 5 to 9  Unlock5.7%6.1%
 Age 10 to 143.9%  Unlock6.6%
 Age 15 to 17  Unlock4.7%3.9%
 Age 18 to 201.8%  Unlock4.0%
 Age 21 to 24  Unlock3.7%5.2%
 Age 25 to 3417.5%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5413.0%  Unlock12.6%
 Age 55 to 59  Unlock8.0%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock9.3%9.6%
 Age 75 to 845.9%  Unlock4.5%
 Age 85 and over  Unlock2.4%1.9%
 space1
 Race
 Portsmouth, NHCarlsbad, CAUnited States
 White87.3%  Unlock59.4%
 Black  Unlock1.2%12.2%
 Asian5.0%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races2.9%  Unlock3.2%
 Hispanic  Unlock15.9%18.4%
 space2
 Marriage & Family
 Portsmouth, NHCarlsbad, CAUnited States
 Married Population48.6%  Unlock49.8%
     Currently Married  Unlock56.6%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock42.4%50.2%
 Never Married33.7%  Unlock33.8%
 Divorced  Unlock11.2%10.8%
 Widowed5.4%  Unlock5.6%
 space5
 Household Size  Unlock2.582.60
 Households10,462  Unlock124,010,992
 Family Households  Unlock31,14480,755,759
     Married couple, w/children23.9%  Unlock30.5%
     Married couple, no children  Unlock45.8%42.9%
 Non Family Households5,114  Unlock43,255,233
     Single householder, w/children  Unlock10.5%15.8%
     Single householder, no children9.6%  Unlock10.8%
Voting
Reviews for Portsmouth    7 Reviews
Matt · Orlando, FL
Beautiful city
Over 15 years ago

I was up in Portsmouth a couple years ago visiting from Florida. I loved how I was able to prk the car, get out and have numerous bars/restaurants, clothing stores, etc  More

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Andrea  · Portsmouth, NH
Portsmouth, NH
Over 16 years ago

Portsmouth is full of history, art, interesting shops, restaurants and the best  More

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Jessica · Dover, NH
Culture & Recreation
Over 18 years ago

Portsmouth is a beautiful historic town settled right on the seacoast. Excellent restaurants, great cafes and shops, and picturesque streets make this a wonderful city  More

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Reviews for Carlsbad    38 Reviews
Fun · Carlsbad, CA
If you can afford it, Carlsbad is the place
Over 3 years ago

I've lived in Carlsbad (92008) for 8 years now and really appreciate all that it has to offer. Yes, ALL of San Diego County is expensive, but Carlsbad has [possibly]  More

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Tog · Athens, GA
Brutal winters
Over 4 years ago

Carlson has the worst winters. It averages about 10 meters of snow per week. Every shop is  More

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Tim · Broomfield, CO
Too rude for me, but Climate is nice.
Over 4 years ago

Ok, I get it, the climate is mild and tolerable but even that is over-rated when you consider how many cloudy days there are in this town. The sun coming out at 3 and  More

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Learn More About Portsmouth, New Hampshire
Overview
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Learn More About Carlsbad, California
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