US ZIP Code Map

ZIP code

20879

Gaithersburg, MD

STANDARD

20879 covers Gaithersburg in Montgomery County, with 26,120 people in the ACS estimate.

Map of 20879, Gaithersburg

ZIP code map

ACS population

26,120

Median household income

$105,109

Median home value

$433,500

About ZIP code 20879

Type

STANDARD

City

Gaithersburg

County

Montgomery County

Timezone

America/New_York

Area codes

227, 240, 301

Land area

8.6 sq mi

Water area

0.04 sq mi

Households

9,008

Median gross rent

$1,895

Acceptable cities: Montgomery Village, Montgomry Vlg

More enterprise fields

Timezone
America/New_York
Area Codes
227, 240, 301
World Region
NA
Country
US
Housing Count
8,956
Irs Estimated Households
14,110
Population Count
26,176
Irs Estimated Population
25,050

People in 20879

Race

  • White7,716
  • Black or African American5,656
  • American Indian or Alaska Native264
  • Asian4,219
  • Native Hawaiian and Pacific Islander24
  • Other race4,733
  • Two or more races3,564

Hispanic or Latino (any race): 8,472

Age

  • Under 103,216
  • 10 to 193,425
  • 20 to 293,690
  • 30 to 393,875
  • 40 to 493,298
  • 50 to 593,676
  • 60 to 693,178
  • 70 to 791,381
  • 80 and older437

Income and housing in 20879

Poverty rate

6.6%

Median earnings

$49,269

Median household income

$105,109

Median home value

$433,500

Median gross rent

$1,895

Education

  • High school graduate87.4%
  • Bachelor's degree41.6%
  • Graduate degree17.3%

Places covering 20879

Cities and places

Counties

22.8% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 20879

IRS populationACS population
30,10115,050020052023

Hover a year for IRS and ACS values.

ZIP codes near 20879

  1. 20883Gaithersburg0.5 miPop 189 · Income —
  2. 20886Montgomery Village2.1 miPop 34,419 · Income $98,767
  3. 20880Washington Grove2.1 miPop 590 · Income $160,417
  4. 20877Gaithersburg2.6 miPop 39,068 · Income $86,103
  5. 20884Gaithersburg2.6 miPop 504 · Income —
  6. 20885Gaithersburg2.6 miPop 324 · Income —
  7. 20898Gaithersburg2.6 miPop 363 · Income —
  8. 20899Gaithersburg3.0 miPop 106 · Income $23,917
  9. 20855Derwood3.8 miPop 16,557 · Income $147,708
  10. 20876Germantown4.2 miPop 26,511 · Income $113,329
  11. 20874Germantown4.3 miPop 62,233 · Income $109,648
  12. 20875Germantown4.3 miPop 818 · Income —

ZIP code 20879 FAQ

What city is ZIP code 20879 in?
20879 is in Gaithersburg, MD.
What county is 20879 in?
20879 is in Montgomery County.
What is the median household income in 20879?
The median household income in 20879 is $105,109.
Which ZIP codes are near 20879?
Use the radius tool on this page to list ZIP codes within a chosen distance of 20879.