ZIP code 20871
Where is ZIP code 20871?
Clarksburg, Maryland
Montgomery County · Standard ZIP code
ZIP code 20871 belongs to Clarksburg, Maryland in Montgomery County. 20871 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 30,182 people live in the 20871 area, where the median household income is $177,523. The closest ZIP codes are 20841 (Boyds, 2.8 mi southwest), 20876 (Germantown, 4.2 mi southeast) and 20872 (Damascus, 4.4 mi northeast).
| ZIP code | 20871 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Clarksburg |
| Also accepted | Hyattstown |
| State | Maryland (MD) |
| County | Montgomery County |
| Time zone | Eastern Time · now |
| Area codes | 227, 240, 301 |
| Coordinates | 39.2387, -77.2794 map |
| 3-digit prefix | 208 |
Population and income in 20871
| Population | 30,182 · higher than 82% of Maryland ZIP codes |
|---|---|
| People per square mile | 1,319 · higher than 69% of Maryland ZIP codes |
| Median age | 37.7 years · lower than 74% of Maryland ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $177,523 · higher than 91% of Maryland ZIP codes |
| Income per person | $59,923 |
| Below the poverty line | 3.8% |
| Bachelor’s degree or higher | 68% of adults 25+ |
| Median home value | $668,800 · higher than 89% of Maryland ZIP codes |
| Median rent | $2,560 a month |
| Housing units | 9,405 |
| Households | 9,347 (3.22 people on average) |
| Owners / renters | 91% / 9.4% |
| Land area | 22.88 sq mi (plus 0.04 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 20871. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 20871
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 20841 | Boyds, MD | 2.8 mi SW | Standard |
| 20876 | Germantown, MD | 4.2 mi SE | Standard |
| 20872 | Damascus, MD | 4.4 mi NE | Standard |
| 20838 | Barnesville, MD | 5.3 mi W | Standard |
| 20885 | Gaithersburg, MD | 5.4 mi SE | PO Box only |
| 21754 | Ijamsville, MD | 6.1 mi N | Standard |
| 20886 | Montgomery Village, MD | 6.6 mi SE | Standard |
| 20879 | Gaithersburg, MD | 6.8 mi SE | Standard |
| 20874 | Germantown, MD | 7.1 mi S | Standard |
| 20882 | Gaithersburg, MD | 7.2 mi E | Standard |
| 20899 | Gaithersburg, MD | 7.5 mi SE | Unique |
| 20813 | Bethesda, MD | 7.6 mi SE | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 20871 or measure the distance to another ZIP code.
How to address mail to 20871
123 MAIN ST
CLARKSBURG MD 20871
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts HYATTSTOWN as the city name for 20871. Adding the 4-digit ZIP+4 code (20871-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 20871?
- 20871 is a Clarksburg, Maryland ZIP code. Hyattstown is also accepted as the city name.
- What county is 20871 in?
- ZIP code 20871 is in Montgomery County, Maryland.
- What time zone is ZIP code 20871 in?
- 20871 is in the Eastern Time zone (America/New_York).
- What area code is 20871?
- Phone numbers in ZIP code 20871 use area codes 227, 240 and 301.
- What is the population of ZIP code 20871?
- About 30,182 people live in ZIP code 20871, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 20871?
- The median household income in 20871 is $177,523 a year, higher than 91% of Maryland ZIP codes.
- What ZIP codes are near 20871?
- The nearest ZIP codes to 20871 are 20841 (Boyds, 2.8 miles), 20876 (Germantown, 4.2 miles), 20872 (Damascus, 4.4 miles) and 20838 (Barnesville, 5.3 miles).