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Greycliff, MT ZIP code

The ZIP code for Greycliff, Montana is 59033. It is in Sweet Grass County.

Population in these ZIPs
231
Avg. median income
$71,600population-weighted
Typical home value
—population-weighted
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ZIP codes within 10 miles

Greycliff, MT ZIP code list

Greycliff, MT ZIP codes
ZIP codePopulationMedian incomeTypical home value
59033231$71,635—

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 Greycliff

Frequently asked questions

What is the ZIP code for Greycliff, MT?

The ZIP code for Greycliff, MT is 59033.

What county is Greycliff, Montana in?

Greycliff ZIP codes are in Sweet Grass County.