ZIP code 20640
Where is ZIP code 20640?
Indian Head, Maryland
Charles County · Standard ZIP code
ZIP code 20640 belongs to Indian Head, Maryland in Charles County. 20640 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 10,685 people live in the 20640 area, where the median household income is $100,593. The closest ZIP codes are 20658 (Marbury, 2.5 mi south), 20616 (Bryans Road, 5.4 mi northeast) and 22194 (Woodbridge, 6.2 mi northwest).
| ZIP code | 20640 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Indian Head |
| Also accepted | Pisgah |
| State | Maryland (MD) |
| County | Charles County |
| Time zone | Eastern Time · now |
| Area codes | 227, 240, 301 |
| Coordinates | 38.6001, -77.1622 map |
| 3-digit prefix | 206 |
Population and income in 20640
| Population | 10,685 · higher than 63% of Maryland ZIP codes |
|---|---|
| People per square mile | 256 · lower than 59% of Maryland ZIP codes |
| Median age | 38.8 years · lower than 68% of Maryland ZIP codes |
| Men / women | 48% / 53% |
| Median household income | $100,593 · lower than 54% of Maryland ZIP codes |
| Income per person | $49,439 |
| Below the poverty line | 8.3% |
| Bachelor’s degree or higher | 24% of adults 25+ |
| Median home value | $324,600 · lower than 73% of Maryland ZIP codes |
| Median rent | $1,529 a month |
| Housing units | 4,501 |
| Households | 4,163 (2.49 people on average) |
| Owners / renters | 79% / 21% |
| Land area | 41.72 sq mi (plus 5.81 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 20640. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 20640
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 20658 | Marbury, MD | 2.5 mi S | Standard |
| 20616 | Bryans Road, MD | 5.4 mi NE | Standard |
| 22194 | Woodbridge, VA | 6.2 mi NW | PO Box only |
| 22195 | Woodbridge, VA | 6.2 mi NW | PO Box only |
| 22191 | Woodbridge, VA | 6.2 mi NW | Standard |
| 22060 | Fort Belvoir, VA | 6.6 mi N | Standard |
| 20643 | Ironsides, MD | 6.7 mi S | PO Box only |
| 22079 | Lorton, VA | 6.8 mi N | Standard |
| 22026 | Dumfries, VA | 7.4 mi W | Standard |
| 22125 | Occoquan, VA | 7.7 mi NW | PO Box only |
| 22199 | Lorton, VA | 8 mi NW | PO Box only |
| 20675 | Pomfret, MD | 8.3 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 20640 or measure the distance to another ZIP code.
How to address mail to 20640
123 MAIN ST
INDIAN HEAD MD 20640
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts PISGAH as the city name for 20640. Adding the 4-digit ZIP+4 code (20640-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 20640?
- 20640 is a Indian Head, Maryland ZIP code. Pisgah is also accepted as the city name.
- What county is 20640 in?
- ZIP code 20640 is in Charles County, Maryland.
- What time zone is ZIP code 20640 in?
- 20640 is in the Eastern Time zone (America/New_York).
- What area code is 20640?
- Phone numbers in ZIP code 20640 use area codes 227, 240 and 301.
- What is the population of ZIP code 20640?
- About 10,685 people live in ZIP code 20640, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 20640?
- The median household income in 20640 is $100,593 a year, lower than 54% of Maryland ZIP codes.
- What ZIP codes are near 20640?
- The nearest ZIP codes to 20640 are 20658 (Marbury, 2.5 miles), 20616 (Bryans Road, 5.4 miles), 22194 (Woodbridge, 6.2 miles) and 22195 (Woodbridge, 6.2 miles).