Portsmouth, Ohio Population 2020

20,476

Portsmouth is a city located in Ohio. With a 2020 population of 20,476, it is the 82nd largest city in Ohio and the 1809th largest city in the United States. Portsmouth is currently growing at a rate of 0.33% annually and its population has increased by 1.24% since the most recent census, which recorded a population of 20,226 in 2010. Portsmouth reached it's highest population of 42,560 in 1930. Spanning over 11 miles, Portsmouth has a population density of 1,908 people per square mile.

The average household income in Portsmouth is $47,821 with a poverty rate of 34.51%. The median rental costs in recent years comes to $581 per month, and the median house value is $75,800. The median age in Portsmouth is 36.1 years, 32.4 years for males, and 38.2 years for females. For every 100 females there are 90.5 males.

Portsmouth Demographics

According to the most recent ACS, the racial composition of Portsmouth was:

  • White: 89.83%
  • Black or African American: 5.71%
  • Two or more races: 2.51%
  • Asian: 0.87%
  • Other race: 0.74%
  • Native American: 0.35%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Portsmouth, Ohio is 20,476, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 20,340.The last official US Census in 2010 recorded the population at 20,226.

Portsmouth, Ohio Population 2020

Year Total Population Growth Annual Growth Rate
202074,710-396-0.53%
201975,106-396-0.53%
201875,502-396-0.52%
201775,898-417-0.55%
201676,315-534-0.70%
201576,849-472-0.61%
201477,321-822-1.06%
201378,143-479-0.61%
201278,622-618-0.79%
201179,240-262-0.33%
201079,5020.00%

Population by Race

Race Population Percentage
White18,29489.83%
Black or African American1,1625.71%
Two or More Races5112.51%
Asian1770.87%
Some Other Race1510.74%
American Indian and Alaska Native710.35%

Portsmouth Population Pyramid 2020

Portsmouth Median Age

36.1


Total

32.4


Male

38.2


Female

Portsmouth Adults

There are 16,010 adults, (3,263 of whom are seniors) in Portsmouth.

Portsmouth Age Dependency

59.8

Age Dependency Ratio

25.6

Old Age Dependency Ratio

34.2

Child Dependency Ratio

Portsmouth Sex Ratio

Female

10,689

52.48%

Male

9,677

47.52%

Portsmouth Households and Families

Portsmouth Renter vs Owner Occupied by Household Type

Portsmouth Household Types

Type Owner Renter
Married73.2%26.8%
All48.3%51.7%
Male41.7%58.3%
Female38%62%
Non Family36.4%63.6%

48.3%

Rate of Home Ownership

Type Count Average Size Owned
All8,6292.2148.3
Non Family3,9551.2236.4
Married2,6462.9373.2
Female1,4623.0538
Male5663.5541.7

2.85

Average Family Size

2.21

Average Household Size

6.7%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Portsmouth Education

Education Attained Count Percentage
Less Than 9th Grade6194.61%
9th to 12th Grade1,68412.55%
High School Graduate5,27639.33%
Some College3,08523.00%
Associates Degree8406.26%
Bachelors Degree1,1318.43%
Graduate Degree7805.81%

Portsmouth Educational Attainment by Race

Name Total High School Bachelors
White12,30210,1521,765
Black59250538
Multiple Races22820635
Hispanic1461339
Asian12010257
Native American594616
Other Race4633

The highest rate of high school graduation is among hispanic people with a rate of 91.10%.

The highest rate of bachelors degrees is among asian people with a rate of 47.50%.

Name Average Male Female
Overall$28,739$35,938$24,658
Less Than High School$11,826$21,950$10,586
High School Grad$26,101$31,756$21,224
Some College$28,968$29,833$28,785
Bachelors Degree$36,484$43,417$31,567
Graduate Degree$56,188$66,771$41,338

$28,739

Average Earnings

$35,938

Average Male

$24,658

Average Female

Portsmouth Language

Portsmouth Language by Age

Portsmouth Language

98.14% of Portsmouth residents speak only English, while 1.86% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.75% of the population.

Portsmouth Poverty

Portsmouth Poverty by Race

Name Total In Poverty Poverty Rate
White17,1335,95434.75%
Black95236238.03%
Multiple50412124.01%
Hispanic27511642.18%
Other1104641.82%
Asian1744425.29%
Native71912.68%

34.51%

Overall Poverty Rate

32.74%

Male Poverty Rate

36.09%

Female Poverty Rate

Poverty in Portsmouth

The race most likely to be in poverty in Portsmouth is Hispanic, with 42.18% below the poverty level.

The race least likely to be in poverty in Portsmouth is Native, with 12.68% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 6.90%. Among those working part-time, it was 37.24%, and for those that did not work, the poverty rate was 45.52%.

Name Poverty
Less Than High School46.64%
High School33.82%
Some College21.98%
Bachelors or Greater8.65%
Name Poverty
Male Unemployed73.15%
Female Unemployed68.54%
Female Employed20.33%
Male Employed10.72%

Portsmouth Income

Portsmouth Income by Household Type

Name Median Mean
Households$29,016$47,821
Families$41,770$59,661
Married Families$61,780-
Non Families$18,202$30,669

Portsmouth Marital Status

Portsmouth Marital Status

Marriage Rates

35.7%

Overall Marriage Rate

38.5%

Male Marriage Rate

33.2%

Female Marriage Rate

Portsmouth Married by Age and Sex

Portsmouth Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Portsmouth Marital Status by Race

Portsmouth Veterans

1,234

Number of Veterans

1,103

Male Veterans

131

Female Veterans

War Veterans
Vietnam405
Second Gulf War217
First Gulf War194
World War II99
Korea79

$Portsmouth Veterans by Education

16.45%

Veteran Poverty Rate

41.00%

Veteran Disability Rate

Portsmouth Employment Status

49.8%

Labor Force Participation

44.2%

Employment Rate

11%

Unemployment Rate

Portsmouth Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

80.97%

Born in Ohio

98.29%

Native Born

1.71%

Foreign Born

0.95%

Non Citizen

Place of Birth

98.29% of Portsmouth residents were born in the United States, with 80.97% having been born in Ohio. 0.95% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202020,476680.33%
201920,408680.33%
201820,340-91-0.45%
201720,431680.33%
201620,36390.04%
201520,354450.22%
201420,309-7-0.03%
201320,316-40-0.20%
201220,356-35-0.17%
201120,3911550.77%
201020,236-673-0.33%
200020,909-1,767-0.81%
199022,676-3,267-1.34%
198025,943-1,690-0.63%
197027,633-6,004-1.95%
196033,637-3,161-0.89%
195036,798-3,668-0.95%
194040,466-2,094-0.50%
193042,5609,5492.57%
192033,0119,5303.47%
191023,4815,6112.77%
190017,8705,4763.73%
189012,3941,0730.91%
188011,3217290.67%
187010,5924,3245.39%
18606,2682,2574.57%
18504,0110.00%