ZIP Code Tabulation Area · Maryland

ZIP Code 20838: Barnesville, MD

ZIP Code 20838 (Barnesville, Montgomery County, Maryland) has an estimated 306 residents in 91 households. The median household income is $250,000+, the median home value is $775,700 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. 6 figures for this ZIP (population, median age, bachelor's or higher, owner-occupied, commute, 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

306*

Margin of error ±158· estimate has a large margin of error

Median household income

$250,000+

Margin of error not available

Median home value

$775,700

Margin of error ±$134,565

Median gross rent

—

Margin of error not available

Median age

34.4 yrs*

Margin of error ±17.0 yrs· estimate has a large margin of error

Mean travel time to work

47.6 min*

Margin of error ±35.5 min· estimate has a large margin of error

How ZIP 20838 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 2083834.4 yrs*Maryland39.4 yrsUnited States38.9 yrs

Median household income

ZIP 20838$250,000+Maryland$103,678United States$80,734

Per capita income

ZIP 20838$80,514Maryland$52,979United States$44,673

Poverty rate

ZIP 208382.3%Maryland9.4%United States12.5%

Unemployment rate

ZIP 208380.6%Maryland4.9%United States5.2%

Bachelor's degree or higher

ZIP 2083877.5%*Maryland43.4%United States35.7%

Median home value

ZIP 20838$775,700Maryland$419,900United States$332,700

Median gross rent

ZIP 20838—Maryland$1,705/moUnited States$1,413/mo

Owner-occupied homes

ZIP 2083897.8%*Maryland67.6%United States65.2%

Mean travel time to work

ZIP 2083847.6 min*Maryland31.1 minUnited States26.4 min

Worked from home

ZIP 2083853.3%*Maryland19.3%United States15.1%

All figures for ZIP 20838

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 20838 — ACS 2020–2024 5-year estimates
MeasureZIP 20838Margin of errorMarylandUnited States
Total population306*±1586,206,011334,922,499
Median age34.4 yrs*±17.0 yrs39.4 yrs38.9 yrs
Households91±362,362,928129,227,496
Median household income$250,000+—$103,678$80,734
Per capita income$80,514±$15,610$52,979$44,673
Poverty rate2.3%±2.3 pts9.4%12.5%
Unemployment rate0.6%±1.2 pts4.9%5.2%
Bachelor's degree or higher77.5%*±40.7 pts43.4%35.7%
Median home value$775,700±$134,565$419,900$332,700
Median gross rent——$1,705/mo$1,413/mo
Owner-occupied homes97.8%*±54.6 pts67.6%65.2%
Mean travel time to work47.6 min*±35.5 min31.1 min26.4 min
Worked from home53.3%*±26.0 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 20838
GroupZIP 20838MarylandUnited States
White alone, not Hispanic or Latino87.6%46.6%57.4%
Black or African American alone, not Hispanic or Latino0.7%28.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.1%0.5%
Asian alone, not Hispanic or Latino0.3%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 Latino2.9%4.6%4.3%
Hispanic or Latino (of any race)8.5%12.5%19.3%

Where ZIP 20838 is

State
Maryland
Main county
Montgomery County
Largest overlapping place
Barnesville (52% of the ZIP's land area)
Land area
0.94 sq mi· about 326 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, MD20839 Montgomery County, 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 20838 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.