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Washington, TX ZIP code

The ZIP code for Washington, Texas is 77880. It is in Washington County.

Population in these ZIPs
2,517
Avg. median income
$90,900population-weighted
Typical home value
$524,800population-weighted
Metro area
Brenham, TX
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ZIP codes within 10 miles

Washington, TX ZIP code list

Washington, TX ZIP codes
ZIP codePopulationMedian incomeTypical home value
778802,517$90,856$524,800

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

Frequently asked questions

What is the ZIP code for Washington, TX?

The ZIP code for Washington, TX is 77880.

What county is Washington, Texas in?

Washington ZIP codes are in Washington County.