Sussex County, Delaware Population 2021

Sussex County, Delaware's estimated population is 243,897 with a growth rate of 2.02% in the past year according to the most recent United States census data. Sussex County, Delaware is the 3rd largest county inDelaware. The 2010 Population was 197,885 and has seen a growth of 23.25% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
2021243,8974,8362.02%
2020239,0614,8362.06%
2019234,2254,8362.11%
2018229,3895,0412.25%
2017224,3485,0272.29%
2016219,3214,6852.18%
2015214,6364,3732.08%
2014210,2634,0561.97%
2013206,2073,1731.56%
2012203,0342,6721.33%
2011200,3622,4771.25%
2010197,88584,65674.77%
1990113,22915,22515.54%
198098,00417,64821.96%
197080,3567,1619.78%
196073,19511,85919.33%
195061,3368,83416.83%
194052,5026,99515.37%
193045,5071,7664.04%
192043,741-2,672-5.76%
191046,4134,1379.79%
190042,2763,6299.39%
189038,6472,6297.30%
188036,0184,32213.64%
187031,6962,0817.03%
186029,6153,67914.18%
185025,9368433.36%
184025,093-2,022-7.46%
183027,1153,05812.71%
182024,057-3,693-13.31%
181027,7508,39243.35%
180019,358-1,130-5.52%
179020,4880.00%
2021 Growth Rate
2.02%
County Website
Founded
August 8, 1683
County Seat
2010 Population
197,885
Growth Since 2010
23.25%
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Sussex County, Delaware Population Growth

Population by Race

Race Population Percentage
White184,09882.05%
Black or African American26,91812.00%
Two or More Races5,1962.32%
Some Other Race4,3841.95%
Asian2,7531.23%
American Indian and Alaska Native7770.35%
Native Hawaiian and Other Pacific Islander2580.11%
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Sussex County, Delaware Population by Race

Sussex County, Delaware Population Pyramid $2021

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Sussex County, Delaware Median Age

49.6


Total

48.1


Male

51


Female

Sussex County, Delaware Adults

There are 182,110 adults, (60,489 of whom are seniors) in Sussex County, Delaware.

Sussex County, Delaware Age Dependency

84.5

Age Dependency Ratio

49.7

Old Age Dependency Ratio

34.8

Child Dependency Ratio

Sussex County, Delaware Sex Ratio

Female

115,882

51.64%

Male

108,502

48.36%

Sussex County, Delaware Population by Age

Sussex County, Delaware Renter vs Owner Occupied by Household Type

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Sussex County, Delaware Household Types

Type Owner Renter
Female59%41%
Male65.9%34.1%
Non Family72.3%27.7%
All80.3%19.7%
Married90%10%

80.3%

Rate of Home Ownership

Sussex County, Delaware Households and Families

Type Count Average Size Owned
All91,6972.4180.3
Married49,6142.8390
Non Family29,0111.2272.3
Female9,5263.4859
Male3,5463.5265.9

2.88

Average Family Size

2.41

Average Household Size

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Sussex County, Delaware Households by Type

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Education Attained Count Percentage
Less Than 9th Grade6,9144.12%
9th to 12th Grade13,0367.76%
High School Graduate52,37331.19%
Some College32,08319.10%
Associates Degree16,0539.56%
Bachelors Degree27,08116.13%
Graduate Degree20,40012.15%
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Sussex County, Delaware Educational Attainment by Sex (over 25)

Sussex County, Delaware Educational Attainment by Race

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Race Total High School Bachelors
White135,753124,88642,750
Black17,61613,7142,258
Hispanic10,0315,603927
Other Race2,3011,301207
Asian2,1011,7881,011
2+ Races1,8661,563430
Native American670508161
Islander8546

The highest rate of high school graduation is among white people with a rate of 92.00%.

The highest rate of bachelors degrees is among asian people with a rate of 48.12%.

Sussex County, Delaware Educational Attainment by Race

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Name Average Male Female
Overall$37,431$42,551$32,388
Less Than 9th Grade$27,175$31,820$20,952
High School Graduate$30,774$35,811$25,404
Some College$36,689$43,772$31,879
Bachelors Degree$50,920$59,481$42,875
Graduate Degree$63,577$71,390$60,429

$37,431

Average Earnings

$42,551

Average Male

$32,388

Average Female

Sussex County, Delaware Earnings by Educational Attainment

Sussex County, Delaware Language by Age

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Sussex County, Delaware Language

88.95% of Sussex County, Delaware residents speak only English, while 11.05% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 7.56% of the population.

Sussex County, Delaware Language

Sussex County, Delaware Poverty by Race

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Name Total In Poverty Poverty Rate
White166,12312,7007.64%
Black25,9755,49021.14%
Hispanic20,0355,37826.84%
Multiple5,0761,19623.56%
Other4,3291,02523.68%
Native77315119.53%
Asian2,7531154.18%

11.30%

Overall Poverty Rate

9.94%

Male Poverty Rate

12.56%

Female Poverty Rate

Poverty in Sussex County, Delaware

The race most likely to be in poverty in Sussex County, Delaware is Hispanic, with 26.84% below the poverty level.

The race least likely to be in poverty in Sussex County, Delaware is Asian, with 4.18% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.89%. Among those working part-time, it was 12.39%, and for those that did not work, the poverty rate was 13.59%.

Sussex County, Delaware Poverty

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Name Poverty
Less Than 9th Grade21.78%
High School10.23%
Some College6.75%
Bachelors or Greater3.60%

Sussex County, Delaware Poverty Rate by Education

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Rate Poverty
Female Unemployed34.38%
Male Unemployed22.59%
Female Employed7.12%
Male Employed4.25%

Sussex County, Delaware Poverty Rate by Employment Status and Sex

Sussex County, Delaware Income by Household Type

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Name Median Mean
Households$63,162$84,849
Families$74,745$96,374
Married Families$83,983$106,927
Non Families$37,463$54,844
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Income by Household Type

Sussex County, Delaware Marital Status

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Marriage Rates

55.9%

Overall Marriage Rate

58.6%

Male Marriage Rate

53.4%

Female Marriage Rate

Sussex County, Delaware Married by Age and Sex

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Sussex County, Delaware 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.

Sussex County, Delaware Marital Status by Race

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Sussex County, Delaware Marital Status

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18,366

Number of Veterans

17,165

Male Veterans

1,201

Female Veterans

War Veterans
Vietnam8,771
First Gulf War2,315
Korea1,741
Second Gulf War1,545
World War II680

Sussex County, Delaware Veterans by War

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Age Group Veterans
65 to 747,136
75+5,633
55 to 642,700
35 to 542,319
18 to 34578

Sussex County, Delaware Veterans by Age

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Name Veterans % of Total
White16,67310.86%
Black1,4277.05%
Hispanic2101.75%
2+ Races1355.82%
Native American729.85%
Asian251.11%
Other Race180.67%
Islander1611.35%

Sussex County, Delaware Veterans by Race

Sussex County, Delaware Veterans by Education

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5.03%

Veteran Poverty Rate

29.80%

Veteran Disability Rate

Sussex County, Delaware Veterans by Education

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55.7%

Labor Force Participation

53.2%

Employment Rate

4.3%

Unemployment Rate

Sussex County, Delaware Employment by Age

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Sussex County, Delaware Employment by Race

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Sussex County, Delaware Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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39.83%

Born in Sussex County, Delaware

92.59%

Native Born

7.41%

Foreign Born

4.18%

Non Citizen

3.23%

Naturalized

Place of Birth

92.59% of Sussex County, Delaware residents were born in the United States, with 39.83% having been born in Delaware. 4.18% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Sussex County, Delaware Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources