ZIP Code Tabulation Area · Maryland

ZIP Code 20839: Montgomery County, MD

ZIP Code 20839 (Montgomery County, Maryland) has an estimated 158 residents in 76 households. The median household income is $160,329, the median home value is $950,000 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Some estimates have a large margin of error. 8 figures for this ZIP (population, median age, households, household income, unemployment, home value, owner-occupied, work from home) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

158*

Margin of error ±106· estimate has a large margin of error

Median household income

$160,329*

Margin of error ±$114,378· estimate has a large margin of error

Median home value

$950,000*

Margin of error ±$485,686· estimate has a large margin of error

Median gross rent

—

Margin of error not available

Median age

50.8 yrs*

Margin of error ±48.7 yrs· estimate has a large margin of error

Mean travel time to work

—

Margin of error not available

How ZIP 20839 compares with Maryland and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 2083950.8 yrs*Maryland39.4 yrsUnited States38.9 yrs

Median household income

ZIP 20839$160,329*Maryland$103,678United States$80,734

Per capita income

ZIP 20839$69,444Maryland$52,979United States$44,673

Poverty rate

ZIP 208390.0%Maryland9.4%United States12.5%

Unemployment rate

ZIP 208390.0%*Maryland4.9%United States5.2%

Bachelor's degree or higher

ZIP 2083961.3%Maryland43.4%United States35.7%

Median home value

ZIP 20839$950,000*Maryland$419,900United States$332,700

Median gross rent

ZIP 20839—Maryland$1,705/moUnited States$1,413/mo

Owner-occupied homes

ZIP 2083950.0%*Maryland67.6%United States65.2%

Mean travel time to work

ZIP 20839—Maryland31.1 minUnited States26.4 min

Worked from home

ZIP 2083949.5%*Maryland19.3%United States15.1%

All figures for ZIP 20839

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 20839 — ACS 2020–2024 5-year estimates
MeasureZIP 20839Margin of errorMarylandUnited States
Total population158*±1066,206,011334,922,499
Median age50.8 yrs*±48.7 yrs39.4 yrs38.9 yrs
Households76*±522,362,928129,227,496
Median household income$160,329*±$114,378$103,678$80,734
Per capita income$69,444±$29,345$52,979$44,673
Poverty rate0.0%±8.9 pts9.4%12.5%
Unemployment rate0.0%*±14.1 pts4.9%5.2%
Bachelor's degree or higher61.3%±7.2 pts43.4%35.7%
Median home value$950,000*±$485,686$419,900$332,700
Median gross rent——$1,705/mo$1,413/mo
Owner-occupied homes50.0%*±34.6 pts67.6%65.2%
Mean travel time to work——31.1 min26.4 min
Worked from home49.5%*±43.6 pts19.3%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 20839
GroupZIP 20839MarylandUnited States
White alone, not Hispanic or Latino90.5%46.6%57.4%
Black or African American alone, not Hispanic or Latino0.0%28.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.1%0.5%
Asian alone, not Hispanic or Latino0.0%6.5%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.0%0.7%0.6%
Two or more races, not Hispanic or Latino9.5%4.6%4.3%
Hispanic or Latino (of any race)0.0%12.5%19.3%

Where ZIP 20839 is

State
Maryland
Main county
Montgomery County
Land area
3.05 sq mi· about 52 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Montgomery County

20812 Glen Echo, MD20814 Bethesda, MD20815 Chevy Chase, MD20816 Bethesda, MD20817 Bethesda, MD20818 Cabin John, MD20832 Olney, MD20833 Montgomery County, MD20837 Montgomery County, MD20838 Barnesville, MD20841 Montgomery County, MD20842 Montgomery County, MD20850 Rockville, MD20851 Rockville, MD20852 North Bethesda, MD20853 Aspen Hill, MD20854 Potomac, MD20855 Redland, MD20860 Ashton-Sandy Spring, MD20861 Ashton-Sandy Spring, MD20862 Ashton-Sandy Spring, MD20866 Burtonsville, MD20868 Burtonsville, MD20871 Clarksburg, MD

See every ZIP code in Maryland, or compare ZIP 20839 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.