ZIP code 21856
Where is ZIP code 21856?
Quantico, Maryland
Wicomico County · Standard ZIP code
ZIP code 21856 belongs to Quantico, Maryland in Wicomico County. 21856 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 1,037 people live in the 21856 area, where the median household income is $88,045. The closest ZIP codes are 21865 (Tyaskin, 4.8 mi southwest), 21810 (Allen, 6.2 mi southeast) and 21814 (Bivalve, 6.4 mi southwest).
| ZIP code | 21856 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Quantico |
| State | Maryland (MD) |
| County | Wicomico County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 38.3339, -75.7851 map |
| 3-digit prefix | 218 |
Population and income in 21856
| Population | 1,037 · lower than 74% of Maryland ZIP codes |
|---|---|
| People per square mile | 31 · lower than 94% of Maryland ZIP codes |
| Median age | 42.6 years · higher than 54% of Maryland ZIP codes |
| Men / women | 56% / 44% |
| Median household income | $88,045 · lower than 65% of Maryland ZIP codes |
| Income per person | $37,388 |
| Below the poverty line | 18% |
| Bachelor’s degree or higher | 14% of adults 25+ |
| Median home value | $380,600 · lower than 59% of Maryland ZIP codes |
| Housing units | 423 |
| Households | 377 (2.59 people on average) |
| Owners / renters | 81% / 19% |
| Land area | 33.48 sq mi (plus 3.56 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21856. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21856
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21865 | Tyaskin, MD | 4.8 mi SW | Standard |
| 21810 | Allen, MD | 6.2 mi SE | PO Box only |
| 21814 | Bivalve, MD | 6.4 mi SW | Standard |
| 21830 | Hebron, MD | 6.8 mi NE | Standard |
| 21840 | Nanticoke, MD | 7.8 mi SW | Standard |
| 21822 | Eden, MD | 8.1 mi SE | Standard |
| 21826 | Fruitland, MD | 8.8 mi E | Standard |
| 21801 | Salisbury, MD | 8.9 mi E | Standard |
| 21802 | Salisbury, MD | 9.3 mi NE | PO Box only |
| 21803 | Salisbury, MD | 9.3 mi NE | PO Box only |
| 21853 | Princess Anne, MD | 10.7 mi SE | Standard |
| 21837 | Mardela Springs, MD | 10.8 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21856 or measure the distance to another ZIP code.
How to address mail to 21856
123 MAIN ST
QUANTICO MD 21856
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Whitehaven: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (21856-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21856?
- 21856 is a Quantico, Maryland ZIP code.
- What county is 21856 in?
- ZIP code 21856 is in Wicomico County, Maryland.
- What time zone is ZIP code 21856 in?
- 21856 is in the Eastern Time zone (America/New_York).
- What area code is 21856?
- Phone numbers in ZIP code 21856 use area codes 410, 443 and 667.
- What is the population of ZIP code 21856?
- About 1,037 people live in ZIP code 21856, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21856?
- The median household income in 21856 is $88,045 a year, lower than 65% of Maryland ZIP codes.
- What ZIP codes are near 21856?
- The nearest ZIP codes to 21856 are 21865 (Tyaskin, 4.8 miles), 21810 (Allen, 6.2 miles), 21814 (Bivalve, 6.4 miles) and 21830 (Hebron, 6.8 miles).