ZIP Code Tabulation Area · Maryland

ZIP Code 20871: Clarksburg, MD

ZIP Code 20871 (Clarksburg, Montgomery County, Maryland) has an estimated 30,182 residents in 9,347 households. The median household income is $177,523, the median home value is $668,800 and the median gross rent is $2,560/mo. 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

Total population

30,182

Margin of error ±2,011

Median household income

$177,523

Margin of error ±$13,731

Median home value

$668,800

Margin of error ±$27,747

Median gross rent

$2,560/mo

Margin of error ±$239

Median age

37.7 yrs

Margin of error ±1.2 yrs

Mean travel time to work

34.8 min

Margin of error ±5.3 min

How ZIP 20871 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 2087137.7 yrsMaryland39.4 yrsUnited States38.9 yrs

Median household income

ZIP 20871$177,523Maryland$103,678United States$80,734

Per capita income

ZIP 20871$59,923Maryland$52,979United States$44,673

Poverty rate

ZIP 208713.8%Maryland9.4%United States12.5%

Unemployment rate

ZIP 208714.3%Maryland4.9%United States5.2%

Bachelor's degree or higher

ZIP 2087168.1%Maryland43.4%United States35.7%

Median home value

ZIP 20871$668,800Maryland$419,900United States$332,700

Median gross rent

ZIP 20871$2,560/moMaryland$1,705/moUnited States$1,413/mo

Owner-occupied homes

ZIP 2087190.6%Maryland67.6%United States65.2%

Mean travel time to work

ZIP 2087134.8 minMaryland31.1 minUnited States26.4 min

Worked from home

ZIP 2087129.1%Maryland19.3%United States15.1%

All figures for ZIP 20871

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 20871 — ACS 2020–2024 5-year estimates
MeasureZIP 20871Margin of errorMarylandUnited States
Total population30,182±2,0116,206,011334,922,499
Median age37.7 yrs±1.2 yrs39.4 yrs38.9 yrs
Households9,347±5812,362,928129,227,496
Median household income$177,523±$13,731$103,678$80,734
Per capita income$59,923±$3,910$52,979$44,673
Poverty rate3.8%±1.5 pts9.4%12.5%
Unemployment rate4.3%±2.0 pts4.9%5.2%
Bachelor's degree or higher68.1%±4.0 pts43.4%35.7%
Median home value$668,800±$27,747$419,900$332,700
Median gross rent$2,560/mo±$239$1,705/mo$1,413/mo
Owner-occupied homes90.6%±2.8 pts67.6%65.2%
Mean travel time to work34.8 min±5.3 min31.1 min26.4 min
Worked from home29.1%±2.7 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 20871
GroupZIP 20871MarylandUnited States
White alone, not Hispanic or Latino26.2%46.6%57.4%
Black or African American alone, not Hispanic or Latino13.2%28.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.2%0.1%0.5%
Asian alone, not Hispanic or Latino38.8%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 Latino0.7%0.7%0.6%
Two or more races, not Hispanic or Latino5.3%4.6%4.3%
Hispanic or Latino (of any race)15.6%12.5%19.3%

Where ZIP 20871 is

State
Maryland
Main county
Montgomery County— also overlaps Frederick County
Largest overlapping place
Clarksburg (26% of the ZIP's land area)
Land area
22.88 sq mi· about 1,319 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

20850 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, MD20872 Damascus, MD20874 Darnestown, MD20876 Germantown, MD20877 Gaithersburg, MD20878 Gaithersburg, MD20879 Flower Hill, MD20880 Washington Grove, MD20882 Montgomery County, MD20886 Montgomery Village, MD20889 Bethesda, MD20895 South Kensington, MD20896 Garrett Park, MD20899 Gaithersburg, MD

See every ZIP code in Maryland, or compare ZIP 20871 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.