ZIP code 21797
Where is ZIP code 21797?
Woodbine, Maryland
Howard County · Standard ZIP code
ZIP code 21797 belongs to Woodbine, Maryland in Howard County. 21797 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 227, 240, 301, 410, 443 and 667. About 8,643 people live in the 21797 area, where the median household income is $189,241. The closest ZIP codes are 21765 (Lisbon, 0.7 mi southwest), 21723 (Cooksville, 3.6 mi southeast) and 21771 (Mount Airy, 5.3 mi west).
| ZIP code | 21797 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Woodbine |
| State | Maryland (MD) |
| County | Howard County |
| Time zone | Eastern Time · now |
| Area codes | 227, 240, 301, 410, 443, 667 |
| Coordinates | 39.3464, -77.0647 map |
| 3-digit prefix | 217 |
Population and income in 21797
| Population | 8,643 · higher than 59% of Maryland ZIP codes |
|---|---|
| People per square mile | 198 · lower than 65% of Maryland ZIP codes |
| Median age | 45.3 years · higher than 68% of Maryland ZIP codes |
| Men / women | 52% / 48% |
| Median household income | $189,241 · higher than 93% of Maryland ZIP codes |
| Income per person | $70,998 |
| Below the poverty line | 2.4% |
| Bachelor’s degree or higher | 52% of adults 25+ |
| Median home value | $735,600 · higher than 92% of Maryland ZIP codes |
| Median rent | $1,535 a month |
| Housing units | 2,903 |
| Households | 2,849 (3.03 people on average) |
| Owners / renters | 92% / 8.3% |
| Land area | 43.69 sq mi (plus 0.23 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21797. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21797
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21765 | Lisbon, MD | 0.7 mi SW | PO Box only |
| 21723 | Cooksville, MD | 3.6 mi SE | Standard |
| 21771 | Mount Airy, MD | 5.3 mi W | Standard |
| 21738 | Glenwood, MD | 5.3 mi SE | Standard |
| 21794 | West Friendship, MD | 6.4 mi SE | Standard |
| 21737 | Glenelg, MD | 6.8 mi S | Standard |
| 21104 | Marriottsville, MD | 8.1 mi E | Standard |
| 21036 | Dayton, MD | 8.6 mi SE | Standard |
| 20882 | Gaithersburg, MD | 8.9 mi SW | Standard |
| 21784 | Sykesville, MD | 9.2 mi NE | Standard |
| 20872 | Damascus, MD | 9.3 mi SW | Standard |
| 21770 | Monrovia, MD | 9.9 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21797 or measure the distance to another ZIP code.
How to address mail to 21797
123 MAIN ST
WOODBINE MD 21797
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (21797-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21797?
- 21797 is a Woodbine, Maryland ZIP code.
- What county is 21797 in?
- ZIP code 21797 is in Howard County, Maryland.
- What time zone is ZIP code 21797 in?
- 21797 is in the Eastern Time zone (America/New_York).
- What area code is 21797?
- Phone numbers in ZIP code 21797 use area codes 227, 240, 301, 410, 443 and 667.
- What is the population of ZIP code 21797?
- About 8,643 people live in ZIP code 21797, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21797?
- The median household income in 21797 is $189,241 a year, higher than 93% of Maryland ZIP codes.
- What ZIP codes are near 21797?
- The nearest ZIP codes to 21797 are 21765 (Lisbon, 0.7 miles), 21723 (Cooksville, 3.6 miles), 21771 (Mount Airy, 5.3 miles) and 21738 (Glenwood, 5.3 miles).