ZIP code 21651
Where is ZIP code 21651?
Millington, Maryland
Kent County · Standard ZIP code
ZIP code 21651 belongs to Millington, Maryland in Kent County. 21651 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 2,290 people live in the 21651 area, where the median household income is $74,063. The closest ZIP codes are 21628 (Crumpton, 3.1 mi southwest), 21635 (Galena, 4.5 mi north) and 21650 (Massey, 4.7 mi northeast).
| ZIP code | 21651 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Millington |
| State | Maryland (MD) |
| County | Kent County |
| Time zone | Eastern Time · now |
| Area codes | 302, 410, 443, 667 |
| Coordinates | 39.2743, -75.8951 map |
| 3-digit prefix | 216 |
Population and income in 21651
| Population | 2,290 · lower than 64% of Maryland ZIP codes |
|---|---|
| People per square mile | 56 · lower than 87% of Maryland ZIP codes |
| Median age | 34.4 years · lower than 89% of Maryland ZIP codes |
| Men / women | 52% / 48% |
| Median household income | $74,063 · lower than 82% of Maryland ZIP codes |
| Income per person | $32,745 |
| Below the poverty line | 8.3% |
| Bachelor’s degree or higher | 18% of adults 25+ |
| Median home value | $326,800 · lower than 73% of Maryland ZIP codes |
| Median rent | $1,429 a month |
| Housing units | 1,012 |
| Households | 884 (2.59 people on average) |
| Owners / renters | 78% / 22% |
| Land area | 40.57 sq mi (plus 0.97 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21651. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21651
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21628 | Crumpton, MD | 3.1 mi SW | PO Box only |
| 21635 | Galena, MD | 4.5 mi N | Standard |
| 21650 | Massey, MD | 4.7 mi NE | Standard |
| 21645 | Kennedyville, MD | 4.9 mi W | Standard |
| 21930 | Georgetown, MD | 6.4 mi N | PO Box only |
| 21668 | Sudlersville, MD | 6.8 mi S | Standard |
| 21667 | Still Pond, MD | 8.9 mi NW | Standard |
| 21913 | Cecilton, MD | 8.9 mi N | PO Box only |
| 21607 | Barclay, MD | 10.2 mi S | Standard |
| 21623 | Church Hill, MD | 10.2 mi SW | Standard |
| 21620 | Chestertown, MD | 10.8 mi SW | Standard |
| 21644 | Ingleside, MD | 10.8 mi S | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21651 or measure the distance to another ZIP code.
How to address mail to 21651
123 MAIN ST
MILLINGTON MD 21651
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21651-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21651?
- 21651 is a Millington, Maryland ZIP code.
- What county is 21651 in?
- ZIP code 21651 is in Kent County, Maryland.
- What time zone is ZIP code 21651 in?
- 21651 is in the Eastern Time zone (America/New_York).
- What area code is 21651?
- Phone numbers in ZIP code 21651 use area codes 302, 410, 443 and 667.
- What is the population of ZIP code 21651?
- About 2,290 people live in ZIP code 21651, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21651?
- The median household income in 21651 is $74,063 a year, lower than 82% of Maryland ZIP codes.
- What ZIP codes are near 21651?
- The nearest ZIP codes to 21651 are 21628 (Crumpton, 3.1 miles), 21635 (Galena, 4.5 miles), 21650 (Massey, 4.7 miles) and 21645 (Kennedyville, 4.9 miles).