In 2020, Portsmouth, NH had a population of 21.4k people with a median age of 41.5 and a median household income of $78,712. Between 2019 and 2020 the population of Portsmouth, NH declined from 21,775 to 21,418, a −1.64% decrease and its median household income declined from $83,923 to $78,712, a −6.21% decrease.
The 5 largest ethnic groups in Portsmouth, NH are White (Non-Hispanic) (87.7%), Asian (Non-Hispanic) (4.84%), Two+ (Non-Hispanic) (2.38%), White (Hispanic) (1.81%), and Black or African American (Non-Hispanic) (1.8%).
None of the households in Portsmouth, NH reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
95.9% of the residents in Portsmouth, NH are U.S. citizens.
The largest universities in Portsmouth, NH are Great Bay Community College (334 degrees awarded in 2020) and Paul Mitchell the School-Portsmouth (33 degrees).
In 2020, the median property value in Portsmouth, NH was $456,200, and the homeownership rate was 50.3%.
Most people in Portsmouth, NH drove alone to work, and the average commute time was 23 minutes. The average car ownership in Portsmouth, NH was 2 cars per household.