The City of Portsmouth is the 8th largest city in New Hampshire with a population of 22,535 as of July 1, 2019. Portsmouth ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in New Hampshire. See peer rankings below.
The primary coordinate point for Portsmouth is located at latitude 43.0718 and longitude -70.7626 in Rockingham County. The formal boundaries for the City of Portsmouth encompass a land area of 15.64 sq. miles and a water area of 1.21 sq. miles. Rockingham County is in the Eastern time zone (GMT -5). The elevation is 20 feet.
The City of Portsmouth (GNIS ID: 873703) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
Alternate Unofficial Names for Portsmouth: Pascataquack, Piscataqua, Rivertown, Strabery Banke, Strawberry Banck, Strawberry Bancke, Strawberry Bank, Strawberry-bank, Strawbery Banke, The Bank.
HOUSING AFFORDABILITY INDEX
|Portsmouth, NH Housing Affordability Index is 83
State of New Hampshire Housing Affordability Index is 107
|The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.|
|Portsmouth, NH Wealth Index is 103
State of New Hampshire Wealth Index is 122
|The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.|
These new demographic attributes are availiable for cities, Counties, ZIP Codes and even neighborhoods (Census Blocks) when you search by a specific New Hampshire address.
|Population in Households||21,636|
|Population in Familes||13,610|
|Population in Group Qrtrs||899|
|Median Household Income||$74,512|
|Average Household Income||$104,384|
|Per Capita Income||$49,886|
|Total Housing Units||11,289 (100%)|
|Owner Occupied HU||4,924 (43.6%)|
|Renter Occupied HU||5,821 (51.6%)|
|Vacant Housing Units||544 ( 4.8%)|
|Median Home Value||$395,707|
|Housing Affordability Index2||83|
|Average Household Size||2.01|
|Average Family Size||3|
GROWTH RATE / YEAR
|Median Household Income||3.09%|
|Per Capita Income||3.07%|
The table below compares Portsmouth to the other 97 incorporated cities, towns and CDPs in New Hampshire by rank and percentile using July 1, 2019 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 8||93rd|
|Population Density||# 17||84th|
|Diversity Index||# 5||96th|
|Median Household Income||# 16||85th|
|Per Capita Income||# 8||93rd|
Additional comparisons and rankings can be made with a VERY EASY TO USE New Hampshire Census Data Comparison Tool.