ZIP Code 21778: Rocky Ridge, Maryland
Rocky Ridge, MD uses ZIP code 21778, which falls within Frederick County, Maryland. Its reference point is at latitude 39.6057 and longitude -77.3296 (39°36'20.5"N 77°19'46.6"W).
Location Overview of ZIP Code 21778
21778 is the only ZIP code listed for Rocky Ridge, MD in our directory.
Across Frederick County there are 31 ZIP codes listed, and Maryland has 644 in total.
The nearest listed ZIP code is 21759 in Ladiesburg, MD, about 3.3 mi to the southeast.
| ZIP code | 21778 |
|---|---|
| City | Rocky Ridge |
| County | Frederick County |
| State | Maryland (MD) |
| Latitude | 39.6057 |
| Longitude | -77.3296 |
| DMS | 39°36'20.5"N 77°19'46.6"W |
| Nearest ZIP | 21759 (Ladiesburg, 3.3 mi) |
Map of ZIP Code 21778
Map centered on 39.6057, -77.3296. The pin marks the ZIP code's reference point, not its boundary.
Photos of Rocky Ridge, MD
ZIP Codes Near 21778
These 15 ZIP codes have the closest reference points to 21778, measured in a straight line.
Nearby Cities and Towns
The closest communities to ZIP code 21778, measured in a straight line from its reference point, are Ladiesburg, MD (3.3 mi southeast), New Midway, MD (3.4 mi southeast) and Thurmont, MD (3.7 mi west). Distances are approximate and road distances will be longer.
- Ladiesburg, MD – 3.3 mi southeast
- New Midway, MD – 3.4 mi southeast
- Thurmont, MD – 3.7 mi west
- Keymar, MD – 3.8 mi southeast
- Detour, MD – 4.4 mi east
- Woodsboro, MD – 5.4 mi south
- Emmitsburg, MD – 6.1 mi north
- Walkersville, MD – 8.8 mi south
- Sabillasville, MD – 9.1 mi northwest
- Taneytown, MD – 9.5 mi northeast
Schools Near Rocky Ridge, MD
If you are moving to ZIP code 21778, check the school district serving Rocky Ridge and Frederick County to confirm which public schools serve your street address.
Searching nearby communities such as Ladiesburg and New Midway can widen the list of public, private and charter options. The links below open live Google Maps results centered on 21778.
Parks and Outdoor Recreation
Use the map above to explore green space around Rocky Ridge. Zoom out to look for larger parks and nature areas beyond the ZIP code 21778 area.
Hospitals and Healthcare
Hospitals, urgent care clinics and pharmacies serving Rocky Ridge, MD can be found with the searches below. In a medical emergency, call 911.
Residents of ZIP code 21778 may also use facilities in nearby Ladiesburg, New Midway and Thurmont.
Shopping and Dining in Rocky Ridge
For places to eat and shop near Rocky Ridge, MD, the searches below show up-to-date listings around ZIP code 21778.
Libraries and Historical Places
Public libraries, museums and historic sites near Rocky Ridge, Maryland can be found with the searches below, which are centered on ZIP code 21778.
To research local history, try searching for Frederick County records and archives along with the name Rocky Ridge.
Roads, Rivers and Lakes
From ZIP code 21778, Ladiesburg lies about 3.3 mi to the southeast, New Midway lies about 3.4 mi to the southeast, Thurmont lies about 3.7 mi to the west, Keymar lies about 3.8 mi to the southeast and Detour lies about 4.4 mi to the east. Use the directions link for turn-by-turn routes and road names.
Rivers, lakes and other water features near Rocky Ridge show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 21778
Photo & Video Credits
- Photo 1 (“Loys Station Bridge - panoramio”): Art Anderson, CC BY-SA 3.0, via Wikimedia Commons.
Photos are shown from their original source under the licenses listed. They were taken near this ZIP code's reference point and may show neighboring areas.
Data for ZIP code 21778 comes from a public U.S. postal code dataset and is provided for general reference. Always confirm mailing details with the U.S. Postal Service.