ZIP code 21830
Where is ZIP code 21830?
Hebron, Maryland
Wicomico County · Standard ZIP code
ZIP code 21830 belongs to Hebron, Maryland in Wicomico County. 21830 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 codes 410, 443 and 667. About 5,200 people live in the 21830 area, where the median household income is $112,991. The closest ZIP codes are 21801 (Salisbury, 3.7 mi east), 21802 (Salisbury, 3.8 mi east) and 21803 (Salisbury, 3.8 mi east).
| ZIP code | 21830 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Hebron |
| State | Maryland (MD) |
| County | Wicomico County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 38.4026, -75.6963 map |
| 3-digit prefix | 218 |
Population and income in 21830
| Population | 5,200 · higher than 50% of Maryland ZIP codes |
|---|---|
| People per square mile | 158 · lower than 69% of Maryland ZIP codes |
| Median age | 36 years · lower than 84% of Maryland ZIP codes |
| Men / women | 45% / 55% |
| Median household income | $112,991 · higher than 55% of Maryland ZIP codes |
| Income per person | $46,824 |
| Below the poverty line | 8.0% |
| Bachelor’s degree or higher | 43% of adults 25+ |
| Median home value | $282,300 · lower than 80% of Maryland ZIP codes |
| Median rent | $1,599 a month |
| Housing units | 1,880 |
| Households | 1,805 (2.88 people on average) |
| Owners / renters | 88% / 13% |
| Land area | 32.89 sq mi (plus 0.86 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21830. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21830
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21801 | Salisbury, MD | 3.7 mi E | Standard |
| 21802 | Salisbury, MD | 3.8 mi E | PO Box only |
| 21803 | Salisbury, MD | 3.8 mi E | PO Box only |
| 21837 | Mardela Springs, MD | 6.3 mi NW | Standard |
| 21856 | Quantico, MD | 6.8 mi SW | Standard |
| 21826 | Fruitland, MD | 6.8 mi SE | Standard |
| 21810 | Allen, MD | 8 mi S | PO Box only |
| 21875 | Delmar, MD | 8 mi E | Standard |
| 19940 | Delmar, DE | 8.3 mi NE | Standard |
| 21822 | Eden, MD | 8.8 mi S | Standard |
| 21861 | Sharptown, MD | 9.5 mi N | PO Box only |
| 21804 | Salisbury, MD | 9.5 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21830 or measure the distance to another ZIP code.
How to address mail to 21830
123 MAIN ST
HEBRON MD 21830
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21830-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21830?
- 21830 is a Hebron, Maryland ZIP code.
- What county is 21830 in?
- ZIP code 21830 is in Wicomico County, Maryland.
- What time zone is ZIP code 21830 in?
- 21830 is in the Eastern Time zone (America/New_York).
- What area code is 21830?
- Phone numbers in ZIP code 21830 use area codes 410, 443 and 667.
- What is the population of ZIP code 21830?
- About 5,200 people live in ZIP code 21830, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21830?
- The median household income in 21830 is $112,991 a year, higher than 55% of Maryland ZIP codes.
- What ZIP codes are near 21830?
- The nearest ZIP codes to 21830 are 21801 (Salisbury, 3.7 miles), 21802 (Salisbury, 3.8 miles), 21803 (Salisbury, 3.8 miles) and 21837 (Mardela Springs, 6.3 miles).