World Population > United States Population

Delaware Population

Delaware (U.S. state abbreviation is 'DE') is one the states of United States located in the mid-atlantic region. It borders north to the Pennsylvania, south and west by Maryland, east by New Jersey and Atlantic Ocean. Delaware state capital is Dover and Wilmington is the largest city of the state. Delaware population in 2020 is estimated to be 985,741 residents, it is second smallest country with 96 miles long and 39 miles at its widest mostly atlantic coastal plain and the area is 2044 square miles. The Delaware state was named after its Delaware river, and is divided into three counties, New Castle County is the largest country with 559,335 people, Sussex County with 229,286 and Kent County with 178,550 people. Before the European settlers, Delaware Indians was living with other tribes like Lenape in the Delaware valley.

YearPopulation% Change
2020*985,7411.01 *
Source : Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2018

Delaware Population by Race & Groups

Delaware Population distribution by Race are White Americans represent 69.11%, followed by 21.86% by Black Americans, 3.87% represent Asian population out of these 15,455 are Asian Indians, 8,889 are Chinese, 3986 are Filipinos, 510 are Japanese, 2,370 are Korean, 1,486 are Vietnamese people. 114 people are Native Hawaiian, 216 are Guamanian or Chamorro and 33 are Samoans. Over the Hispanic or Latino population, 33,559 are Mexicans, 26,524 are Puerto Ricans and 1,796 are Cubans. 3,482 belongs to American Indian and Natives, 46 are Navajo tribals, 13 are Chippewa tribals and 481 are Cherokee tribal grouping.

Total Population943,732Percent
Black or African American206,29021.86%
American Indian and Alaska Native3,4820.369%
Cherokee tribal grouping4810.051%
Chippewa tribal grouping130.001%
Navajo tribal grouping460.005%
Sioux tribal grouping00.000%
Asian Population36,5533.87%
Asian Indian15,4551.64%
Other Asian Population3,857
Native Hawaiian and Other Pacific Islander4650.05%
Native Hawaiian1140.012%
Guamanian or Chamorro2160.023%
Other Pacific Islander102
Some other race18,512
Hispanic or Latino84,7938.98%
Puerto Rican26,5242.81%
Other Hispanic or Latino22,914

Source: US Census 2017(Table B03002)

Top Cities of Delaware

The top cities of Delaware are Wilmington with a population of 70,635 as on 2018, followed by Dover with 36,826, Newark with 32,278, Bear with 19732 and Middletown with 18,871 inhabitants.


Population Pyramid

Below is the population pyramid of Delaware state as on 2017 census estimates.

Source: 2017 US Census Estimates: Population In Five Year Age-Group

Languages spoken in DE

About the Delaware Languages, 87.15% of the Delaware population speak English, followed by 6.85 are Spanish, 2.75 are European language and 2.33% speak Asian languages.
Speak only English774,28887.15
Spanish Language60,8816.85
European Language24,4052.75
Asian Languages20,6882.33
Other Languages8,1880.92
Source: US Census 2017(Table S1601)


Below is the Delaware education stats as per the virtual census of 2018.

Population 18 to 24 years881394441743722
Less than high school graduate1235175304821
High school graduate (includes equivalency)292261566313563
Some college or associates degree374761744820028
Bachelors degree or higher908637765310
Population 25 years and over651540308913342627
Less than 9th grade234161249210924
9th to 12th grade, no diploma462282474221486
High school graduate (includes equivalency)20313598560104575
Some college, no degree1259645803467930
Associates degree510282015930869
Bachelors degree1174785566961809
Graduate or professional degree842913925745034
High school graduate or higher409117192183216934
Bachelors degree or higher1469327047776455
Black or African1303635889171472
High school graduate or higher1144945069263802
Bachelors degree or higher290011175317248
American Indian or Alaska Native alone246312851178
High school graduate or higher1848959889
Bachelors degree or higher487295192
High school graduate or higher229331122811705
Bachelors degree or higher1738289928390
Native Hawaiian and Other Pacific Islander266151115
High school graduate or higher20012773
Bachelors degree or higher37829
Hispanic or Latino Origin443162292921387
High school graduate or higher285131440614107
Bachelors degree or higher639025673823
Source: US Census 2017(Table S1501)


Below is the disable population of Delaware State.

Total civilian non-institutionalized population111783
Black or African American22389
American Indian and Alaska Native alone867
Native Hawaiian and Other Pacific Islander75
Some other race1439
With a hearing difficulty28554
With a vision difficulty19290
With a cognitive difficulty42565
With an ambulatory difficulty59657
With a self-care difficulty22644
With an independent living difficulty39025

Counties of Delaware

Delaware state is divided into 3 counties, As on 2018 the largest being Kent County with 178,550, followed by New Castle with 559,335 and Sussex with 229,289 people.

CountyPopulation 2017Population 2018% ChangeRank 2017Rank 2018
Kent County176,445178,5501.233
New Castle County556,419559,3350.511
Sussex County224,214229,2862.322


1. Census Fact finder
2. Historical Population of States from 1790 to 1990

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