ZIP code 21740
Where is ZIP code 21740?
Hagerstown, Maryland
Washington County · Standard ZIP code
ZIP code 21740 belongs to Hagerstown, Maryland in Washington County. 21740 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 223, 227, 240, 301 and 717. About 64,792 people live in the 21740 area, where the median household income is $62,873. The closest ZIP codes are 21741 (Hagerstown, 1.1 mi northeast), 21747 (Hagerstown, 1.1 mi northeast) and 21749 (Hagerstown, 1.1 mi northeast).
| ZIP code | 21740 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Hagerstown |
| State | Maryland (MD) |
| County | Washington County |
| Time zone | Eastern Time · now |
| Area codes | 223, 227, 240, 301, 717 |
| Coordinates | 39.632, -77.7372 map |
| 3-digit prefix | 217 |
Population and income in 21740
| Population | 64,792 · higher than 99% of Maryland ZIP codes |
|---|---|
| People per square mile | 914 · higher than 64% of Maryland ZIP codes |
| Median age | 37.9 years · lower than 73% of Maryland ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $62,873 · lower than 90% of Maryland ZIP codes |
| Income per person | $33,461 |
| Below the poverty line | 17% |
| Bachelor’s degree or higher | 21% of adults 25+ |
| Median home value | $262,300 · lower than 83% of Maryland ZIP codes |
| Median rent | $1,080 a month |
| Housing units | 27,339 |
| Households | 25,276 (2.41 people on average) |
| Owners / renters | 55% / 45% |
| Land area | 70.88 sq mi (plus 0.17 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21740. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21740
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21741 | Hagerstown, MD | 1.1 mi NE | PO Box only |
| 21747 | Hagerstown, MD | 1.1 mi NE | PO Box only |
| 21749 | Hagerstown, MD | 1.1 mi NE | Unique |
| 21734 | Funkstown, MD | 2.4 mi SE | PO Box only |
| 21742 | Hagerstown, MD | 3 mi NE | Standard |
| 21781 | Saint James, MD | 4.5 mi S | PO Box only |
| 21795 | Williamsport, MD | 4.7 mi SW | Standard |
| 21767 | Maugansville, MD | 4.7 mi N | Standard |
| 21746 | Hagerstown, MD | 4.8 mi S | Unique |
| 21733 | Fairplay, MD | 5.2 mi S | Standard |
| 21721 | Chewsville, MD | 5.4 mi E | PO Box only |
| 21713 | Boonsboro, MD | 6 mi S | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21740 or measure the distance to another ZIP code.
How to address mail to 21740
123 MAIN ST
HAGERSTOWN MD 21740
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21740-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Hagerstown, MD
All Hagerstown ZIP codes with population and income →
Questions
- What city is ZIP code 21740?
- 21740 is a Hagerstown, Maryland ZIP code.
- What county is 21740 in?
- ZIP code 21740 is in Washington County, Maryland.
- What time zone is ZIP code 21740 in?
- 21740 is in the Eastern Time zone (America/New_York).
- What area code is 21740?
- Phone numbers in ZIP code 21740 use area codes 223, 227, 240, 301 and 717.
- What is the population of ZIP code 21740?
- About 64,792 people live in ZIP code 21740, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21740?
- The median household income in 21740 is $62,873 a year, lower than 90% of Maryland ZIP codes.
- What ZIP codes are near 21740?
- The nearest ZIP codes to 21740 are 21741 (Hagerstown, 1.1 miles), 21747 (Hagerstown, 1.1 miles), 21749 (Hagerstown, 1.1 miles) and 21734 (Funkstown, 2.4 miles).