Seabrook, Maryland Population 2020

18,345

Seabrook is a city located in Maryland. Seabrook has a 2020 population of 18,345. Seabrook is currently declining at a rate of 0.00% annually and its population has increased by 6.12% since the most recent census, which recorded a population of 17,287 in 2010. Seabrook reached it's highest population of 18,345 in 2018.

The average household income in Seabrook is $86,943 with a poverty rate of 6.80%. The median rental costs in recent years comes to $1,636 per month, and the median house value is $269,000. The median age in Seabrook is 37.1 years, 33.9 years for males, and 38.6 years for females. For every 100 females there are 90.0 males.

Seabrook Demographics

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

  • Black or African American: 68.85%
  • Other race: 12.88%
  • White: 10.66%
  • Asian: 5.47%
  • Two or more races: 1.97%
  • Native American: 0.17%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Seabrook, Maryland is 18,345, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 18,345.The last official US Census in 2010 recorded the population at 17,287.

Seabrook, Maryland Population 2020

Population by Race

Race Population Percentage
Black or African American12,63068.85%
Some Other Race2,36312.88%
White1,95510.66%
Asian1,0045.47%
Two or More Races3621.97%
American Indian and Alaska Native310.17%

Seabrook Population Pyramid 2020

Seabrook Median Age

37.1


Total

33.9


Male

38.6


Female

Seabrook Adults

There are 13,739 adults, (2,106 of whom are seniors) in Seabrook.

Seabrook Age Dependency

57.7

Age Dependency Ratio

18.1

Old Age Dependency Ratio

39.6

Child Dependency Ratio

Seabrook Sex Ratio

Female

9,657

52.64%

Male

8,688

47.36%

Seabrook Households and Families

Seabrook Renter vs Owner Occupied by Household Type

Seabrook Household Types

Type Owner Renter
Married61.4%38.6%
Non Family60.1%39.9%
All54.7%45.3%
Female43.3%56.7%
Male40%60%

54.7%

Rate of Home Ownership

Type Count Average Size Owned
All5,6143.2354.7
Married2,0824.161.4
Non Family1,6361.4160.1
Female1,4813.9943.3
Male4153.340

3.83

Average Family Size

3.23

Average Household Size

4.7%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Seabrook Education

Education Attained Count Percentage
Less Than 9th Grade1,0018.24%
9th to 12th Grade6515.36%
High School Graduate3,36227.69%
Some College2,64121.75%
Associates Degree8006.59%
Bachelors Degree2,31519.07%
Graduate Degree1,37211.30%

Seabrook Educational Attainment by Race

Name Total High School Bachelors
Black8,4967,8452,533
Hispanic2,0051,129189
Other Race1,258646103
White1,061981511
Asian759626365
Multiple Races12812855
Native American312020

The highest rate of high school graduation is among multiple races people with a rate of 100.00%.

The highest rate of bachelors degrees is among native american people with a rate of 64.52%.

Name Average Male Female
Overall$40,042$45,225$36,071
Less Than High School$25,723$37,685$16,607
High School Grad$31,912$32,398$31,494
Some College$40,663$46,210$34,682
Bachelors Degree$51,566$51,262$51,944
Graduate Degree$70,430$70,882$67,422

$40,042

Average Earnings

$45,225

Average Male

$36,071

Average Female

Seabrook Language

Seabrook Language by Age

Seabrook Language

61.15% of Seabrook residents speak only English, while 38.85% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 16.86% of the population.

Seabrook Poverty

Seabrook Poverty by Race

Name Total In Poverty Poverty Rate
Black12,4888236.59%
Hispanic3,5262888.17%
Other2,3622048.64%
White1,123978.64%
Asian1,004555.48%
Native311135.48%

6.80%

Overall Poverty Rate

6.02%

Male Poverty Rate

7.49%

Female Poverty Rate

Poverty in Seabrook

The race most likely to be in poverty in Seabrook is Native, with 35.48% below the poverty level.

The race least likely to be in poverty in Seabrook is Asian, with 5.48% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.84%. Among those working part-time, it was 9.09%, and for those that did not work, the poverty rate was 13.47%.

Name Poverty
Less Than High School11.45%
High School8.80%
Some College4.55%
Bachelors or Greater3.21%
Name Poverty
Female Unemployed28.88%
Male Unemployed23.92%
Female Employed4.13%
Male Employed3.05%

Seabrook Income

Seabrook Income by Household Type

Name Median Mean
Households$73,821$86,943
Families$73,833$91,748
Married Families$91,755-
Non Families$61,731$68,051

Seabrook Marital Status

Seabrook Marital Status

Marriage Rates

38.3%

Overall Marriage Rate

41.9%

Male Marriage Rate

35.3%

Female Marriage Rate

Seabrook Married by Age and Sex

Seabrook 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 55-64.

Seabrook Marital Status by Race

Seabrook Veterans

645

Number of Veterans

523

Male Veterans

122

Female Veterans

War Veterans
Vietnam203
First Gulf War146
Second Gulf War122
Korea34
World War II25
Age Group Veterans
35 to 54221
75+160
65 to 74141
55 to 6469
18 to 3454
Name Veterans % of Total
Black4344.52%
White1459.08%
Asian576.79%
2 or More94.37%

$Seabrook Veterans by Education

2.49%

Veteran Poverty Rate

31.73%

Veteran Disability Rate

Seabrook Employment Status

69.8%

Labor Force Participation

64.5%

Employment Rate

7.5%

Unemployment Rate

Seabrook 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

24.70%

Born in Maryland

61.77%

Native Born

38.23%

Foreign Born

17.57%

Non Citizen

Place of Birth

61.77% of Seabrook residents were born in the United States, with 24.70% having been born in Maryland. 17.57% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Africa.

Year Population Growth Annual Growth Rate
202018,3450.00%
201918,3450.00%
201818,3455373.02%
201717,8081400.79%
201617,668-171-0.96%
201517,8397244.23%
201417,1155463.30%
201316,5693382.08%
201216,231-83-0.51%
201116,314-973-5.63%
201017,2870.00%