ZIP code 21668
Where is ZIP code 21668?
Sudlersville, Maryland
Queen Anne's County · Standard ZIP code
ZIP code 21668 belongs to Sudlersville, Maryland in Queen Anne's County. 21668 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 302, 410, 443 and 667. About 2,011 people live in the 21668 area, where the median household income is $78,672. The closest ZIP codes are 21607 (Barclay, 3.7 mi south), 21644 (Ingleside, 4.7 mi south) and 21628 (Crumpton, 5.1 mi northwest).
| ZIP code | 21668 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Sudlersville |
| State | Maryland (MD) |
| County | Queen Anne's County |
| Time zone | Eastern Time · now |
| Area codes | 302, 410, 443, 667 |
| Coordinates | 39.1823, -75.85 map |
| 3-digit prefix | 216 |
Population and income in 21668
| Population | 2,011 · lower than 66% of Maryland ZIP codes |
|---|---|
| People per square mile | 44 · lower than 89% of Maryland ZIP codes |
| Median age | 49.4 years · higher than 80% of Maryland ZIP codes |
| Men / women | 47% / 53% |
| Median household income | $78,672 · lower than 78% of Maryland ZIP codes |
| Income per person | $38,133 |
| Below the poverty line | 12% |
| Bachelor’s degree or higher | 18% of adults 25+ |
| Median home value | $348,400 · lower than 67% of Maryland ZIP codes |
| Median rent | $1,037 a month |
| Housing units | 803 |
| Households | 773 (2.59 people on average) |
| Owners / renters | 78% / 22% |
| Land area | 45.29 sq mi (plus 0.01 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21668. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21668
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21607 | Barclay, MD | 3.7 mi S | Standard |
| 21644 | Ingleside, MD | 4.7 mi S | Standard |
| 21628 | Crumpton, MD | 5.1 mi NW | PO Box only |
| 21670 | Templeville, MD | 5.5 mi SE | PO Box only |
| 21651 | Millington, MD | 6.8 mi N | Standard |
| 21649 | Marydel, MD | 7 mi SE | Standard |
| 21623 | Church Hill, MD | 7.8 mi W | Standard |
| 21640 | Henderson, MD | 8.5 mi S | Standard |
| 19953 | Hartly, DE | 8.6 mi E | Standard |
| 19964 | Marydel, DE | 8.6 mi SE | Standard |
| 21650 | Massey, MD | 9.1 mi N | Standard |
| 19938 | Clayton, DE | 10 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21668 or measure the distance to another ZIP code.
How to address mail to 21668
123 MAIN ST
SUDLERSVILLE MD 21668
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21668-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21668?
- 21668 is a Sudlersville, Maryland ZIP code.
- What county is 21668 in?
- ZIP code 21668 is in Queen Anne's County, Maryland.
- What time zone is ZIP code 21668 in?
- 21668 is in the Eastern Time zone (America/New_York).
- What area code is 21668?
- Phone numbers in ZIP code 21668 use area codes 302, 410, 443 and 667.
- What is the population of ZIP code 21668?
- About 2,011 people live in ZIP code 21668, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21668?
- The median household income in 21668 is $78,672 a year, lower than 78% of Maryland ZIP codes.
- What ZIP codes are near 21668?
- The nearest ZIP codes to 21668 are 21607 (Barclay, 3.7 miles), 21644 (Ingleside, 4.7 miles), 21628 (Crumpton, 5.1 miles) and 21670 (Templeville, 5.5 miles).