ZIP code 21644
Where is ZIP code 21644?
Ingleside, Maryland
Queen Anne's County · Standard ZIP code
ZIP code 21644 belongs to Ingleside, Maryland in Queen Anne's County. 21644 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 81 people live in the 21644 area. The closest ZIP codes are 21607 (Barclay, 1.2 mi northeast), 21668 (Sudlersville, 4.7 mi north) and 21640 (Henderson, 5.6 mi southeast).
| ZIP code | 21644 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Ingleside |
| State | Maryland (MD) |
| County | Queen Anne's County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 39.1182, -75.8769 map |
| 3-digit prefix | 216 |
Population and income in 21644
| Population | 81 · lower than 96% of Maryland ZIP codes |
|---|---|
| People per square mile | 22 · lower than 97% of Maryland ZIP codes |
| Median age | 64.5 years · higher than 96% of Maryland ZIP codes |
| Men / women | 59% / 41% |
| Income per person | $29,970 |
| Below the poverty line | 0.0% |
| Bachelor’s degree or higher | 0.0% of adults 25+ |
| Housing units | 21 |
| Households | 21 (3.86 people on average) |
| Owners / renters | 100% / 0.0% |
| Land area | 3.62 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21644. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21644
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21607 | Barclay, MD | 1.2 mi NE | Standard |
| 21668 | Sudlersville, MD | 4.7 mi N | Standard |
| 21640 | Henderson, MD | 5.6 mi SE | Standard |
| 21670 | Templeville, MD | 6.1 mi E | PO Box only |
| 21649 | Marydel, MD | 6.2 mi E | Standard |
| 21623 | Church Hill, MD | 6.3 mi W | Standard |
| 21636 | Goldsboro, MD | 8 mi SE | Standard |
| 19964 | Marydel, DE | 8 mi E | Standard |
| 21628 | Crumpton, MD | 8.3 mi N | PO Box only |
| 21617 | Centreville, MD | 10 mi SW | Standard |
| 19953 | Hartly, DE | 10.1 mi E | Standard |
| 21651 | Millington, MD | 10.8 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21644 or measure the distance to another ZIP code.
How to address mail to 21644
123 MAIN ST
INGLESIDE MD 21644
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21644-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21644?
- 21644 is a Ingleside, Maryland ZIP code.
- What county is 21644 in?
- ZIP code 21644 is in Queen Anne's County, Maryland.
- What time zone is ZIP code 21644 in?
- 21644 is in the Eastern Time zone (America/New_York).
- What area code is 21644?
- Phone numbers in ZIP code 21644 use area codes 410, 443 and 667.
- What is the population of ZIP code 21644?
- About 81 people live in ZIP code 21644, according to the Census Bureau’s American Community Survey (2020–2024).
- What ZIP codes are near 21644?
- The nearest ZIP codes to 21644 are 21607 (Barclay, 1.2 miles), 21668 (Sudlersville, 4.7 miles), 21640 (Henderson, 5.6 miles) and 21670 (Templeville, 6.1 miles).