ZIP code 20837
Where is ZIP code 20837?
Poolesville, Maryland
Montgomery County · Standard ZIP code
ZIP code 20837 belongs to Poolesville, Maryland in Montgomery County. 20837 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, 571 and 703. About 6,699 people live in the 20837 area, where the median household income is $174,063. The closest ZIP codes are 20839 (Beallsville, 2.8 mi north), 20842 (Dickerson, 5.2 mi north) and 20838 (Barnesville, 6.1 mi north).
| ZIP code | 20837 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Poolesville |
| State | Maryland (MD) |
| County | Montgomery County |
| Time zone | Eastern Time · now |
| Area codes | 227, 240, 301, 571, 703 |
| Coordinates | 39.1386, -77.4067 map |
| 3-digit prefix | 208 |
Population and income in 20837
| Population | 6,699 · higher than 55% of Maryland ZIP codes |
|---|---|
| People per square mile | 166 · lower than 68% of Maryland ZIP codes |
| Median age | 45.9 years · higher than 71% of Maryland ZIP codes |
| Men / women | 46% / 54% |
| Median household income | $174,063 · higher than 90% of Maryland ZIP codes |
| Income per person | $71,211 |
| Below the poverty line | 8.7% |
| Bachelor’s degree or higher | 57% of adults 25+ |
| Median home value | $772,300 · higher than 92% of Maryland ZIP codes |
| Median rent | $1,996 a month |
| Housing units | 2,422 |
| Households | 2,366 (2.83 people on average) |
| Owners / renters | 92% / 8.1% |
| Land area | 40.28 sq mi (plus 3.06 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 20837. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 20837
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 20839 | Beallsville, MD | 2.8 mi N | Standard |
| 20842 | Dickerson, MD | 5.2 mi N | Standard |
| 20838 | Barnesville, MD | 6.1 mi N | Standard |
| 20165 | Sterling, VA | 6.4 mi S | Standard |
| 20874 | Germantown, MD | 6.7 mi E | Standard |
| 20841 | Boyds, MD | 6.9 mi NE | Standard |
| 20176 | Leesburg, VA | 7.5 mi NW | Standard |
| 20149 | Ashburn, VA | 7.9 mi SW | Unique |
| 20164 | Sterling, VA | 8 mi S | Standard |
| 20147 | Ashburn, VA | 8 mi SW | Standard |
| 20878 | Gaithersburg, MD | 8.5 mi E | Standard |
| 20177 | Leesburg, VA | 8.6 mi W | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 20837 or measure the distance to another ZIP code.
How to address mail to 20837
123 MAIN ST
POOLESVILLE MD 20837
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (20837-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 20837?
- 20837 is a Poolesville, Maryland ZIP code.
- What county is 20837 in?
- ZIP code 20837 is in Montgomery County, Maryland.
- What time zone is ZIP code 20837 in?
- 20837 is in the Eastern Time zone (America/New_York).
- What area code is 20837?
- Phone numbers in ZIP code 20837 use area codes 227, 240, 301, 571 and 703.
- What is the population of ZIP code 20837?
- About 6,699 people live in ZIP code 20837, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 20837?
- The median household income in 20837 is $174,063 a year, higher than 90% of Maryland ZIP codes.
- What ZIP codes are near 20837?
- The nearest ZIP codes to 20837 are 20839 (Beallsville, 2.8 miles), 20842 (Dickerson, 5.2 miles), 20838 (Barnesville, 6.1 miles) and 20165 (Sterling, 6.4 miles).