20899 ZIP Code – Gaithersburg, Maryland

20899 is a very small ZIP code in Gaithersburg, Maryland, part of Montgomery County with a population of approximately 143 residents. At $19,722, the median household income here runs well below the Maryland average and well below the U.S. average. Housing consists of 100% apartments (stable).

The area reports an unemployment rate of 56.2%, well above the national average. An estimated 17.0% of the population falls below the poverty line, above the national figure. About 33.0% of residents have completed a four-year degree, above the national rate. At 70.4, the median age is well above the national figure. Nearby ZIP codes include 20877, 20880, 20886.

ZIP Code 20899 Data

Population 143

Median Household Income $19,722

Median Home Value Not provided

Median Rent $1,025

Median Age 70.4

Unemployment Rate 56.2%

Poverty Rate 17.0%

Bachelor's Degree or Higher 33.0%

County Montgomery County

State Maryland

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ZIP 20899 vs. Maryland vs. U.S.

Metric	ZIP 20899	MD Avg.	U.S. Avg.
Population	143	13k	10k
Median Household Income	$19k	$107k	$73k
Median Home Value	—	$404k	$258k
Median Rent	$1,025	$1,552	$1,088
Median Age	70.4	43.5	43.2
Unemployment Rate	56.2%	5.0%	5.0%
Poverty Rate	17.0%	9.4%	13.3%
Bachelor's Degree or Higher	33.0%	37.6%	26.9%

Demographics Charts

Race & Ethnicity

Gender

Education Level (adults 25+)

Nearby ZIP Codes

Nearby ZIP Code Comparison

ZIP Code	City	Population	Median Income
20877	GAITHERSBURG	38,524	$86,134
20880	WASHINGTON GROVE	604	$131,528
20886	MONTGOMERY VILLAGE	34,692	$94,586
20878	GAITHERSBURG	65,954	$141,902
20879	GAITHERSBURG	27,489	$100,324