Chinook, MT ZIP code

The ZIP code for Chinook, Montana is 59523. It is in Blaine County.

59523

Population in these ZIPs: 2,356
Avg. median income: $73,900population-weighted
Typical home value: $218,900population-weighted

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Chinook, MT ZIP code list

Chinook, MT ZIP codes
ZIP code	Population	Median income	Typical home value
59523	2,356	$73,906	$218,900

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 Chinook

Zurich 16 mi
Harlem 23 mi
Havre 29 mi
Hogeland 30 mi
Box Elder 38 mi
Hays 38 mi
Lloyd 40 mi
Kremlin 41 mi
Turner 44 mi
Dodson 45 mi
Big Sandy 48 mi
Gildford 49 mi

Frequently asked questions

What is the ZIP code for Chinook, MT?

The ZIP code for Chinook, MT is 59523.

What county is Chinook, Montana in?

Chinook ZIP codes are in Blaine County.