ZIP code 21631
Where is ZIP code 21631?
East New Market, Maryland
Dorchester County · Standard ZIP code
ZIP code 21631 belongs to East New Market, Maryland in Dorchester County. 21631 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 2,429 people live in the 21631 area, where the median household income is $73,864. The closest ZIP codes are 21664 (Secretary, 1.3 mi northeast), 21835 (Linkwood, 3.6 mi south) and 21643 (Hurlock, 6.2 mi northeast).
| ZIP code | 21631 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | East New Market |
| Also accepted | E New Market |
| State | Maryland (MD) |
| County | Dorchester County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 38.5921, -75.9568 map |
| 3-digit prefix | 216 |
Population and income in 21631
| Population | 2,429 · lower than 63% of Maryland ZIP codes |
|---|---|
| People per square mile | 101 · lower than 78% of Maryland ZIP codes |
| Median age | 48.3 years · higher than 77% of Maryland ZIP codes |
| Men / women | 41% / 59% |
| Median household income | $73,864 · lower than 82% of Maryland ZIP codes |
| Income per person | $37,827 |
| Below the poverty line | 4.9% |
| Bachelor’s degree or higher | 24% of adults 25+ |
| Median home value | $306,700 · lower than 75% of Maryland ZIP codes |
| Median rent | $1,541 a month |
| Housing units | 1,020 |
| Households | 942 (2.58 people on average) |
| Owners / renters | 85% / 15% |
| Land area | 24.15 sq mi (plus 3.83 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21631. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21631
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21664 | Secretary, MD | 1.3 mi NE | PO Box only |
| 21835 | Linkwood, MD | 3.6 mi S | Standard |
| 21643 | Hurlock, MD | 6.2 mi NE | Standard |
| 21673 | Trappe, MD | 7.1 mi NW | Standard |
| 21613 | Cambridge, MD | 7.3 mi W | Standard |
| 21869 | Vienna, MD | 9.1 mi SE | Standard |
| 21659 | Rhodesdale, MD | 9.9 mi E | Standard |
| 21609 | Bethlehem, MD | 10.3 mi N | PO Box only |
| 21655 | Preston, MD | 10.9 mi N | Standard |
| 21654 | Oxford, MD | 12.5 mi NW | Standard |
| 21632 | Federalsburg, MD | 12.9 mi NE | Standard |
| 21861 | Sharptown, MD | 13.4 mi E | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21631 or measure the distance to another ZIP code.
How to address mail to 21631
123 MAIN ST
EAST NEW MARKET MD 21631
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts E NEW MARKET as the city name for 21631. Adding the 4-digit ZIP+4 code (21631-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21631?
- 21631 is a East New Market, Maryland ZIP code. E New Market is also accepted as the city name.
- What county is 21631 in?
- ZIP code 21631 is in Dorchester County, Maryland.
- What time zone is ZIP code 21631 in?
- 21631 is in the Eastern Time zone (America/New_York).
- What area code is 21631?
- Phone numbers in ZIP code 21631 use area codes 410, 443 and 667.
- What is the population of ZIP code 21631?
- About 2,429 people live in ZIP code 21631, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21631?
- The median household income in 21631 is $73,864 a year, lower than 82% of Maryland ZIP codes.
- What ZIP codes are near 21631?
- The nearest ZIP codes to 21631 are 21664 (Secretary, 1.3 miles), 21835 (Linkwood, 3.6 miles), 21643 (Hurlock, 6.2 miles) and 21673 (Trappe, 7.1 miles).