New Castle, Delaware Population 2020

5,493

New Castle is a city located in Delaware. With a 2020 population of 5,493, it is the 10th largest city in Delaware and the 4500th largest city in the United States. New Castle is currently declining at a rate of -0.33% annually but its population has increased by 3.94% since the most recent census, which recorded a population of 5,285 in 2010. New Castle reached it's highest population of 5,529 in 2018. Spanning over 3 miles, New Castle has a population density of 1,629 people per square mile.

The average household income in New Castle is $86,047 with a poverty rate of 6.52%. The median rental costs in recent years comes to $1,206 per month, and the median house value is $195,400. The median age in New Castle is 49.5 years, 46.2 years for males, and 51.7 years for females. For every 100 females there are 97.2 males.

New Castle Demographics

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

  • White: 65.74%
  • Black or African American: 26.44%
  • Two or more races: 4.12%
  • Asian: 1.75%
  • Other race: 1.34%
  • Native American: 0.60%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of New Castle, Delaware is 5,493, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 5,529.The last official US Census in 2010 recorded the population at 5,285.

New Castle, Delaware Population 2020

Population by Race

Race Population Percentage
White3,52365.74%
Black or African American1,41726.44%
Two or More Races2214.12%
Asian941.75%
Some Other Race721.34%
American Indian and Alaska Native320.60%

New Castle Population Pyramid 2020

New Castle Median Age

49.5


Total

46.2


Male

51.7


Female

New Castle Adults

There are 4,775 adults, (1,036 of whom are seniors) in New Castle.

New Castle Age Dependency

43.3

Age Dependency Ratio

27.7

Old Age Dependency Ratio

15.6

Child Dependency Ratio

New Castle Sex Ratio

Female

2,718

50.72%

Male

2,641

49.28%

New Castle Households and Families

New Castle Renter vs Owner Occupied by Household Type

New Castle Household Types

Type Owner Renter
Married80.2%19.8%
All61.3%38.7%
Female58.3%41.7%
Male50%50%
Non Family48.3%51.7%

61.3%

Rate of Home Ownership

Type Count Average Size Owned
All2,4772.1661.3
Non Family1,1761.1748.3
Married9232.980.2
Female2543.558.3
Male1243.3650

3

Average Family Size

2.16

Average Household Size

6.6%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

New Castle Education

Education Attained Count Percentage
Less Than 9th Grade1152.58%
9th to 12th Grade2265.08%
High School Graduate1,63936.84%
Some College83718.81%
Associates Degree3096.95%
Bachelors Degree69815.69%
Graduate Degree62514.05%

New Castle Educational Attainment by Race

Name Total High School Bachelors
White2,9402,681890
Black1,1771,124298
Hispanic27125647
Multiple Races858544
Asian858554
Other Race413627
Native American328

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

The highest rate of bachelors degrees is among other race people with a rate of 65.85%.

Name Average Male Female
Overall$49,875$55,747$42,327
Less Than High School$50,350$$50,400
High School Grad$40,036$49,107$28,929
Some College$55,813$59,559$48,466
Bachelors Degree$57,813$52,316$59,531
Graduate Degree$70,156$77,917$54,886

$49,875

Average Earnings

$55,747

Average Male

$42,327

Average Female

New Castle Language

New Castle Language by Age

New Castle Language

91.77% of New Castle residents speak only English, while 8.23% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 5.73% of the population.

New Castle Poverty

New Castle Poverty by Race

Name Total In Poverty Poverty Rate
White3,3541985.90%
Black1,4171379.67%
Native321443.75%

6.52%

Overall Poverty Rate

4.51%

Male Poverty Rate

8.49%

Female Poverty Rate

Poverty in New Castle

The race most likely to be in poverty in New Castle is Native, with 43.75% below the poverty level.

The race least likely to be in poverty in New Castle is White, with 5.90% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.29%. Among those working part-time, it was 9.09%, and for those that did not work, the poverty rate was 15.33%.

Name Poverty
Less Than High School10.85%
High School10.49%
Some College6.63%
Bachelors or Greater2.95%
Name Poverty
Female Unemployed20.00%
Male Unemployed14.74%
Female Employed3.57%
Male Employed0.00%

New Castle Income

New Castle Income by Household Type

Name Median Mean
Households$63,573$86,047
Families$83,384$103,424
Married Families$101,726-
Non Families$53,465$65,396

New Castle Marital Status

New Castle Marital Status

Marriage Rates

40.8%

Overall Marriage Rate

43.7%

Male Marriage Rate

38.1%

Female Marriage Rate

New Castle Married by Age and Sex

New Castle Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

New Castle Marital Status by Race

New Castle Veterans

376

Number of Veterans

340

Male Veterans

36

Female Veterans

War Veterans
Vietnam152
First Gulf War77
Second Gulf War60
Korea12
World War II8
Age Group Veterans
55 to 64134
65 to 7497
35 to 5478
75+42
18 to 3425
Name Veterans % of Total
White2497.71%
Black1189.73%
Hispanic92.36%
Other914.06%

$New Castle Veterans by Education

3.46%

Veteran Poverty Rate

17.82%

Veteran Disability Rate

New Castle Employment Status

64.8%

Labor Force Participation

62.3%

Employment Rate

4%

Unemployment Rate

New Castle 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

57.53%

Born in Delaware

95.86%

Native Born

4.14%

Foreign Born

1.14%

Non Citizen

Place of Birth

95.86% of New Castle residents were born in the United States, with 57.53% having been born in Delaware. 1.14% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Year Population Growth Annual Growth Rate
20205,493-18-0.33%
20195,511-18-0.33%
20185,5292324.38%
20175,297-18-0.34%
20165,315-16-0.30%
20155,331-10-0.19%
20145,341-6-0.11%
20135,347120.22%
20125,335130.24%
20115,322130.24%
20105,3094470.88%
20004,862250.05%
19904,837-70-0.14%
19804,907930.19%
19704,8143450.75%
19604,469-927-1.87%
19505,3969822.03%
19404,4142830.66%
19304,1312770.70%
19203,8545031.41%
19103,351-29-0.09%
19003,380-630-1.69%
18904,0103100.81%
18803,7000.00%