ZIP code 21620
Where is ZIP code 21620?
Chestertown, Maryland
Kent County · Standard ZIP code
ZIP code 21620 belongs to Chestertown, Maryland in Kent County. 21620 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 13,810 people live in the 21620 area, where the median household income is $80,530. The closest ZIP codes are 21678 (Worton, 5.9 mi north), 21623 (Church Hill, 6.7 mi southeast) and 21645 (Kennedyville, 7.9 mi northeast).
| ZIP code | 21620 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Chestertown |
| State | Maryland (MD) |
| County | Kent County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 39.2125, -76.0802 map |
| 3-digit prefix | 216 |
Population and income in 21620
| Population | 13,810 · higher than 66% of Maryland ZIP codes |
|---|---|
| People per square mile | 116 · lower than 74% of Maryland ZIP codes |
| Median age | 42.5 years · higher than 54% of Maryland ZIP codes |
| Men / women | 49% / 52% |
| Median household income | $80,530 · lower than 77% of Maryland ZIP codes |
| Income per person | $46,314 |
| Below the poverty line | 9.9% |
| Bachelor’s degree or higher | 46% of adults 25+ |
| Median home value | $347,500 · lower than 67% of Maryland ZIP codes |
| Median rent | $1,249 a month |
| Housing units | 6,373 |
| Households | 5,700 (2.16 people on average) |
| Owners / renters | 72% / 28% |
| Land area | 118.7 sq mi (plus 16.82 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21620. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21620
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21678 | Worton, MD | 5.9 mi N | Standard |
| 21623 | Church Hill, MD | 6.7 mi SE | Standard |
| 21645 | Kennedyville, MD | 7.9 mi NE | Standard |
| 21667 | Still Pond, MD | 8.3 mi N | Standard |
| 21628 | Crumpton, MD | 8.7 mi E | PO Box only |
| 21661 | Rock Hall, MD | 9.7 mi SW | Standard |
| 21610 | Betterton, MD | 10.6 mi N | Standard |
| 21651 | Millington, MD | 10.8 mi NE | Standard |
| 21617 | Centreville, MD | 10.9 mi S | Standard |
| 21656 | Price, MD | 12.3 mi S | PO Box only |
| 21690 | Chestertown, MD | 12.3 mi S | Unique |
| 21668 | Sudlersville, MD | 12.5 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21620 or measure the distance to another ZIP code.
How to address mail to 21620
123 MAIN ST
CHESTERTOWN MD 21620
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21620-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Chestertown, MD
All Chestertown ZIP codes with population and income →
Questions
- What city is ZIP code 21620?
- 21620 is a Chestertown, Maryland ZIP code.
- What county is 21620 in?
- ZIP code 21620 is in Kent County, Maryland.
- What time zone is ZIP code 21620 in?
- 21620 is in the Eastern Time zone (America/New_York).
- What area code is 21620?
- Phone numbers in ZIP code 21620 use area codes 410, 443 and 667.
- What is the population of ZIP code 21620?
- About 13,810 people live in ZIP code 21620, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21620?
- The median household income in 21620 is $80,530 a year, lower than 77% of Maryland ZIP codes.
- What ZIP codes are near 21620?
- The nearest ZIP codes to 21620 are 21678 (Worton, 5.9 miles), 21623 (Church Hill, 6.7 miles), 21645 (Kennedyville, 7.9 miles) and 21667 (Still Pond, 8.3 miles).