ZIP code 21913
Where is ZIP code 21913?
Cecilton, Maryland
Cecil County · PO Box only ZIP code
ZIP code 21913 belongs to Cecilton, Maryland in Cecil County. 21913 is a PO Box only ZIP code: it is used for post office boxes at the Cecilton post office, not for street addresses. It is in the Eastern Time zone and uses area codes 410, 443 and 667. About 820 people live in the 21913 area, where the median household income is $87,813. The closest ZIP codes are 21930 (Georgetown, 2.6 mi southwest), 21912 (Warwick, 4 mi northeast) and 21919 (Earleville, 4.4 mi northwest).
| ZIP code | 21913 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Cecilton |
| State | Maryland (MD) |
| County | Cecil County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 39.4015, -75.8654 map |
| 3-digit prefix | 219 |
Population and income in 21913
| Population | 820 · lower than 77% of Maryland ZIP codes |
|---|---|
| People per square mile | 678 · higher than 60% of Maryland ZIP codes |
| Median age | 29.9 years · lower than 96% of Maryland ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $87,813 · lower than 65% of Maryland ZIP codes |
| Income per person | $38,607 |
| Below the poverty line | 15% |
| Bachelor’s degree or higher | 28% of adults 25+ |
| Median home value | $241,800 · lower than 85% of Maryland ZIP codes |
| Median rent | $1,149 a month |
| Housing units | 402 |
| Households | 367 (2.23 people on average) |
| Owners / renters | 61% / 40% |
| Land area | 1.21 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 21913. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21913
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21930 | Georgetown, MD | 2.6 mi SW | PO Box only |
| 21912 | Warwick, MD | 4 mi NE | Standard |
| 21919 | Earleville, MD | 4.4 mi NW | Standard |
| 21635 | Galena, MD | 4.4 mi S | Standard |
| 21650 | Massey, MD | 6.6 mi S | Standard |
| 21915 | Chesapeake City, MD | 7.8 mi N | Standard |
| 21651 | Millington, MD | 8.9 mi S | Standard |
| 21645 | Kennedyville, MD | 9.5 mi SW | Standard |
| 19734 | Townsend, DE | 9.8 mi E | Standard |
| 21667 | Still Pond, MD | 10.8 mi SW | Standard |
| 21610 | Betterton, MD | 10.9 mi W | Standard |
| 19709 | Middletown, DE | 11.2 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21913 or measure the distance to another ZIP code.
How to address mail to 21913
PO BOX 123
CECILTON MD 21913
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21913-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21913?
- 21913 is a Cecilton, Maryland ZIP code.
- What county is 21913 in?
- ZIP code 21913 is in Cecil County, Maryland.
- What time zone is ZIP code 21913 in?
- 21913 is in the Eastern Time zone (America/New_York).
- What area code is 21913?
- Phone numbers in ZIP code 21913 use area codes 410, 443 and 667.
- What is the population of ZIP code 21913?
- About 820 people live in ZIP code 21913, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21913?
- The median household income in 21913 is $87,813 a year, lower than 65% of Maryland ZIP codes.
- Can I use 21913 for a street address?
- No. 21913 is only for PO Boxes. Street addresses in Cecilton use another ZIP code.
- What ZIP codes are near 21913?
- The nearest ZIP codes to 21913 are 21930 (Georgetown, 2.6 miles), 21912 (Warwick, 4 miles), 21919 (Earleville, 4.4 miles) and 21635 (Galena, 4.4 miles).