ZIP code 20637
Where is ZIP code 20637?
Hughesville, Maryland
Charles County · Standard ZIP code
ZIP code 20637 belongs to Hughesville, Maryland in Charles County. 20637 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 6,133 people live in the 20637 area, where the median household income is $160,121. The closest ZIP codes are 20622 (Charlotte Hall, 3.4 mi south), 20617 (Bryantown, 3.8 mi northwest) and 20612 (Benedict, 5.6 mi east).
| ZIP code | 20637 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Hughesville |
| State | Maryland (MD) |
| County | Charles County |
| Time zone | Eastern Time · now |
| Area codes | 227, 240, 301, 410, 443, 667 |
| Coordinates | 38.5207, -76.7817 map |
| 3-digit prefix | 206 |
Population and income in 20637
| Population | 6,133 · higher than 53% of Maryland ZIP codes |
|---|---|
| People per square mile | 187 · lower than 66% of Maryland ZIP codes |
| Median age | 43.5 years · higher than 60% of Maryland ZIP codes |
| Men / women | 53% / 47% |
| Median household income | $160,121 · higher than 84% of Maryland ZIP codes |
| Income per person | $55,690 |
| Below the poverty line | 2.8% |
| Bachelor’s degree or higher | 34% of adults 25+ |
| Median home value | $555,400 · higher than 76% of Maryland ZIP codes |
| Median rent | $2,366 a month |
| Housing units | 2,142 |
| Households | 2,031 (2.97 people on average) |
| Owners / renters | 95% / 5.4% |
| Land area | 32.72 sq mi (plus 1.33 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 20637. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 20637
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 20622 | Charlotte Hall, MD | 3.4 mi S | Standard |
| 20617 | Bryantown, MD | 3.8 mi NW | Standard |
| 20612 | Benedict, MD | 5.6 mi E | PO Box only |
| 20608 | Aquasco, MD | 5.6 mi NE | Standard |
| 20659 | Mechanicsville, MD | 7 mi SE | Standard |
| 20602 | Waldorf, MD | 7.5 mi NW | Standard |
| 20610 | Barstow, MD | 9 mi E | PO Box only |
| 20601 | Waldorf, MD | 9.6 mi NW | Standard |
| 20678 | Prince Frederick, MD | 10.1 mi E | Standard |
| 20604 | Waldorf, MD | 10.8 mi W | PO Box only |
| 20660 | Morganza, MD | 11.1 mi SE | PO Box only |
| 20646 | La Plata, MD | 11.1 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 20637 or measure the distance to another ZIP code.
How to address mail to 20637
123 MAIN ST
HUGHESVILLE MD 20637
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (20637-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 20637?
- 20637 is a Hughesville, Maryland ZIP code.
- What county is 20637 in?
- ZIP code 20637 is in Charles County, Maryland.
- What time zone is ZIP code 20637 in?
- 20637 is in the Eastern Time zone (America/New_York).
- What area code is 20637?
- Phone numbers in ZIP code 20637 use area codes 227, 240, 301, 410, 443 and 667.
- What is the population of ZIP code 20637?
- About 6,133 people live in ZIP code 20637, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 20637?
- The median household income in 20637 is $160,121 a year, higher than 84% of Maryland ZIP codes.
- What ZIP codes are near 20637?
- The nearest ZIP codes to 20637 are 20622 (Charlotte Hall, 3.4 miles), 20617 (Bryantown, 3.8 miles), 20612 (Benedict, 5.6 miles) and 20608 (Aquasco, 5.6 miles).