ZIP code 19720
Where is ZIP code 19720?
New Castle, Delaware
New Castle County · Standard ZIP code
ZIP code 19720 belongs to New Castle, Delaware in New Castle County. 19720 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area code 302. About 62,392 people live in the 19720 area, where the median household income is $75,403. The closest ZIP codes are 19701 (Bear, 1.7 mi northwest), 19708 (Kirkwood, 2.3 mi southwest) and 19733 (Saint Georges, 2.6 mi south).
| ZIP code | 19720 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | New Castle |
| Also accepted | Historic New Castle, Hst Newcastle, Manor |
| State | Delaware (DE) |
| County | New Castle County |
| Time zone | Eastern Time · now |
| Area code | 302 |
| Coordinates | 39.5929, -75.6515 map |
| 3-digit prefix | 197 |
Population and income in 19720
| Population | 62,392 · higher than 99% of Delaware ZIP codes |
|---|---|
| People per square mile | 1,629 · higher than 75% of Delaware ZIP codes |
| Median age | 39.7 years · lower than 62% of Delaware ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $75,403 · lower than 67% of Delaware ZIP codes |
| Income per person | $36,945 |
| Below the poverty line | 11% |
| Bachelor’s degree or higher | 23% of adults 25+ |
| Median home value | $265,000 · lower than 81% of Delaware ZIP codes |
| Median rent | $1,363 a month |
| Housing units | 24,756 |
| Households | 23,641 (2.61 people on average) |
| Owners / renters | 68% / 32% |
| Land area | 38.3 sq mi (plus 3.08 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 19720. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 19720
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 19701 | Bear, DE | 1.7 mi NW | Standard |
| 19708 | Kirkwood, DE | 2.3 mi SW | PO Box only |
| 19733 | Saint Georges, DE | 2.6 mi S | PO Box only |
| 19706 | Delaware City, DE | 3.3 mi SE | PO Box only |
| 19712 | Newark, DE | 3.5 mi SE | Unique |
| 19714 | Newark, DE | 3.5 mi SE | PO Box only |
| 19715 | Newark, DE | 3.5 mi SE | PO Box only |
| 19718 | Newark, DE | 3.5 mi SE | Unique |
| 19721 | New Castle, DE | 3.5 mi SE | Unique |
| 19725 | Newark, DE | 3.5 mi SE | Unique |
| 19850 | Wilmington, DE | 3.5 mi SE | PO Box only |
| 19880 | Wilmington, DE | 3.5 mi SE | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 19720 or measure the distance to another ZIP code.
How to address mail to 19720
123 MAIN ST
NEW CASTLE DE 19720
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts HISTORIC NEW CASTLE, HST NEWCASTLE and MANOR as the city name for 19720. Avoid Minquadale: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (19720-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in New Castle, DE
All New Castle ZIP codes with population and income →
Questions
- What city is ZIP code 19720?
- 19720 is a New Castle, Delaware ZIP code. Historic New Castle, Hst Newcastle and Manor are also accepted as the city name.
- What county is 19720 in?
- ZIP code 19720 is in New Castle County, Delaware.
- What time zone is ZIP code 19720 in?
- 19720 is in the Eastern Time zone (America/New_York).
- What area code is 19720?
- Phone numbers in ZIP code 19720 use area code 302.
- What is the population of ZIP code 19720?
- About 62,392 people live in ZIP code 19720, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 19720?
- The median household income in 19720 is $75,403 a year, lower than 67% of Delaware ZIP codes.
- What ZIP codes are near 19720?
- The nearest ZIP codes to 19720 are 19701 (Bear, 1.7 miles), 19708 (Kirkwood, 2.3 miles), 19733 (Saint Georges, 2.6 miles) and 19706 (Delaware City, 3.3 miles).