ZIP code 20680
Where is ZIP code 20680?
Ridge, Maryland
St. Mary's County · Standard ZIP code
ZIP code 20680 belongs to Ridge, Maryland in St. Mary's County. 20680 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 and 301. About 663 people live in the 20680 area. The closest ZIP codes are 20628 (Dameron, 2.6 mi north), 20687 (Scotland, 2.7 mi southeast) and 20684 (Saint Inigoes, 2.8 mi northwest).
| ZIP code | 20680 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Ridge |
| State | Maryland (MD) |
| County | St. Mary's County |
| Time zone | Eastern Time · now |
| Area codes | 227, 240, 301 |
| Coordinates | 38.1169, -76.3711 map |
| 3-digit prefix | 206 |
Population and income in 20680
| Population | 663 · lower than 80% of Maryland ZIP codes |
|---|---|
| People per square mile | 84 · lower than 80% of Maryland ZIP codes |
| Median age | 33.6 years · lower than 92% of Maryland ZIP codes |
| Men / women | 36% / 64% |
| Income per person | $25,412 |
| Below the poverty line | 38% |
| Bachelor’s degree or higher | 29% of adults 25+ |
| Median home value | $397,500 · lower than 54% of Maryland ZIP codes |
| Median rent | $1,592 a month |
| Housing units | 288 |
| Households | 288 (2.29 people on average) |
| Owners / renters | 40% / 60% |
| Land area | 7.88 sq mi (plus 1.64 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 20680. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 20680
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 20628 | Dameron, MD | 2.6 mi N | Standard |
| 20687 | Scotland, MD | 2.7 mi SE | Standard |
| 20684 | Saint Inigoes, MD | 2.8 mi NW | Standard |
| 20686 | Saint Marys City, MD | 5.9 mi NW | PO Box only |
| 20630 | Drayden, MD | 6.7 mi NW | Standard |
| 20674 | Piney Point, MD | 7.4 mi W | Standard |
| 20667 | Park Hall, MD | 8 mi NW | Standard |
| 20692 | Valley Lee, MD | 9 mi NW | Standard |
| 20690 | Tall Timbers, MD | 9.8 mi W | Standard |
| 20653 | Lexington Park, MD | 10.2 mi NW | Standard |
| 22577 | Sandy Point, VA | 10.3 mi W | PO Box only |
| 20620 | Callaway, MD | 11.2 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 20680 or measure the distance to another ZIP code.
How to address mail to 20680
123 MAIN ST
RIDGE MD 20680
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (20680-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 20680?
- 20680 is a Ridge, Maryland ZIP code.
- What county is 20680 in?
- ZIP code 20680 is in St. Mary's County, Maryland.
- What time zone is ZIP code 20680 in?
- 20680 is in the Eastern Time zone (America/New_York).
- What area code is 20680?
- Phone numbers in ZIP code 20680 use area codes 227, 240 and 301.
- What is the population of ZIP code 20680?
- About 663 people live in ZIP code 20680, according to the Census Bureau’s American Community Survey (2020–2024).
- What ZIP codes are near 20680?
- The nearest ZIP codes to 20680 are 20628 (Dameron, 2.6 miles), 20687 (Scotland, 2.7 miles), 20684 (Saint Inigoes, 2.8 miles) and 20686 (Saint Marys City, 5.9 miles).