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Washington Grove, MD ZIP code

The ZIP code for Washington Grove, Maryland is 20880. It is in Montgomery County.

Population in these ZIPs
577
Avg. median income
$134,600population-weighted
Typical home value
$610,900population-weighted
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ZIP codes within 10 miles

Washington Grove, MD ZIP code list

Washington Grove, MD ZIP codes
ZIP codePopulationMedian incomeTypical home value
20880577$134,583$610,900

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Cities near Washington Grove

Frequently asked questions

What is the ZIP code for Washington Grove, MD?

The ZIP code for Washington Grove, MD is 20880.

What county is Washington Grove, Maryland in?

Washington Grove ZIP codes are in Montgomery County.