ZIP Code 19720 - New Castle Delaware

ZIP Code 19720 is located in New Castle Delaware. Portions of 19720 are also in Wilmington Manor and Wilmington and Bear and Delaware City. 19720 is entirely within New Castle County. Regionally, 19720 is located in Metro Philadelphia.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 19720 Quick Stats

ZIP Code NameNew Castle
Primary CountyNew Castle County
ZIP Code TypeStandard
Population (2022)60,514
Area Code(s)302 / 856
Current Time

ZIP Code 19720 Map

19720 Demographics

19720 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Delaware based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 19720 is White. The majority race/ethnicity attending public schools in 19720 is African American. The current unemployment level in 19720 is 3.7%.

Population Growth Rate0.00%
Population Density1,062 People per Square Mile
Total Households21,290
Percentage High Income Households1.4%
Median Household Income (2021)$67,700
Average Adjusted Gross Income (2021)$352,690
Current Unemployment Rate (June 2024)3.7%
Majority Race/EthnictyWhite - 41.67%
Public School Majority Race/EthnictyAfrican American - 47.11%

19720 Race/Ethnicty Breakdown

Native American1290.2%
Hawaiian/Pac. Islander670.11%

19720 Public School Race/Ethnicty Breakdown

Native American350.38%
Hawaiian/Pac. Islander260.28%

19720 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College3,2379.6%
Bachelor Degree4,78914.21%
High School Diploma12,53537.19%
No High School Diploma9962.96%
GED or Alternate1,4964.44%
1 or More Years of College6,10018.1%
Associates Degree2,5057.43%
Masters Degree1,7585.22%
Professional Degree1180.35%
Doctorate Degree1690.5%

19720 Geography

Adjacent ZIP Codes
Cities/Towns in 19720
RegionMetro Philadelphia
Metropolitan/Micropolitan Stat AreaPhiladelphia-Camden-Wilmington, PA-NJ-DE-MD
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area57 Square Miles

19720 Politics

Delaware State Senate Districts in 19720
Delaware State House of Representatives Districts in 19720

19720 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion63f - Delmarva Uplands

19720 Annual Climate Data

Avg Min Temp (°F)24263342526166655846372845
Avg Max Temp (°F)40435263738286857866554564
Avg Precip (In.)3.512.8343.494.213.674.33.614.

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