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|People QuickFacts||Portsmouth||New Hampshire|
|Population, 2013 estimate||21,440||1,323,459|
|Population, 2012 estimate||21,419||1,321,617|
|Population, 2010 (April 1) estimates base||21,233||1,316,469|
|Population, percent change, April 1, 2010 to July 1, 2013||1.0%||0.5%|
|Population, percent change, April 1, 2010 to July 1, 2012||0.9%||0.4%|
|Persons under 5 years, percent, 2010||4.7%||5.3%|
|Persons under 18 years, percent, 2010||16.6%||21.8%|
|Persons 65 years and over, percent, 2010||15.9%||13.5%|
|Female persons, percent, 2010||51.5%||50.7%|
|White alone, percent, 2010 (a)||91.5%||93.9%|
|Black or African American alone, percent, 2010 (a)||1.7%||1.1%|
|American Indian and Alaska Native alone, percent, 2010 (a)||0.2%||0.2%|
|Asian alone, percent, 2010 (a)||3.5%||2.2%|
|Native Hawaiian and Other Pacific Islander alone, percent, 2010 (a)||Z||0.0%|
|Two or More Races, percent, 2010||2.3%||1.6%|
|Hispanic or Latino, percent, 2010 (b)||2.8%||2.8%|
|White alone, not Hispanic or Latino, percent, 2010||89.8%||92.3%|
|Living in same house 1 year & over, percent, 2008-2012||81.6%||86.7%|
|Foreign born persons, percent, 2008-2012||7.6%||5.3%|
|Language other than English spoken at home, pct age 5+, 2008-2012||9.1%||7.9%|
|High school graduate or higher, percent of persons age 25+, 2008-2012||95.5%||91.4%|
|Bachelor's degree or higher, percent of persons age 25+, 2008-2012||49.1%||33.4%|
|Mean travel time to work (minutes), workers age 16+, 2008-2012||19.7||26.2|
|Housing units, 2010||10,625||614,754|
|Homeownership rate, 2008-2012||54.0%||72.0%|
|Housing units in multi-unit structures, percent, 2008-2012||49.5%||25.6%|
|Median value of owner-occupied housing units, 2008-2012||$319,500||$245,600|
|Persons per household, 2008-2012||2.04||2.47|
|Per capita money income in past 12 months (2012 dollars), 2008-2012||$40,111||$32,758|
|Median household income, 2008-2012||$65,347||$64,925|
|Persons below poverty level, percent, 2008-2012||7.8%||8.4%|
|Business QuickFacts||Portsmouth||New Hampshire|
|Total number of firms, 2007||3,588||137,815|
|Black-owned firms, percent, 2007||F||0.5%|
|American Indian- and Alaska Native-owned firms, percent, 2007||F||0.4%|
|Asian-owned firms, percent, 2007||2.0%||1.6%|
|Native Hawaiian and Other Pacific Islander-owned firms, percent, 2007||F||0.0%|
|Hispanic-owned firms, percent, 2007||0.8%||1.0%|
|Women-owned firms, percent, 2007||29.7%||25.8%|
|Manufacturers shipments, 2007 ($1000)||570,467||18,592,406|
|Merchant wholesaler sales, 2007 ($1000)||1,413,214||14,564,458|
|Retail sales, 2007 ($1000)||1,242,064||25,353,874|
|Retail sales per capita, 2007||$60,432||$19,246|
|Accommodation and food services sales, 2007 ($1000)||179,091||2,630,968|
|Geography QuickFacts||Portsmouth||New Hampshire|
|Land area in square miles, 2010||15.64||8,952.65|
|Persons per square mile, 2010||1,329.0||147.0|