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ZIP code 59418: Buffalo, MT

59418 is a ZIP code in Buffalo, Montana, mainly in Judith Basin County. About 142 people live here.

Population
142
Median household income
—
Typical home value
—
Median rent
$1,102gross, per month
Median age
28.5
Homeowners
32.6%of occupied homes
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Shaded: ZIP code 59418's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 59418 details

CityBuffalo
StateMontana
CountyJudith Basin County (also partly Fergus County)
Metro areaNot in a metro or micro area
Time zoneMountain Time (UTC−7), observes daylight saving time
TypeStandard (delivery area)
Land area128.2 sq mi, plus 0 sq mi of water
Population density1 people per sq mi
Bachelor's degree or higher33.7% of adults 25+
Center coordinates46.80365, -109.85563

ZIP codes near 59418

ZIP codeCityDistancePopulation
59452Hobson, MT11.5 mi599
59464Moore, MT11.6 mi597
59453Judith Gap, MT13.5 mi331
59462Moccasin, MT20.9 mi122
59036Harlowton, MT23.8 mi1,530
59479Stanford, MT26.5 mi746
59078Shawmut, MT31.5 mi115
59457Lewistown, MT34.6 mi9,135

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

About ZIP code 59418

What city is ZIP code 59418?

ZIP code 59418 is in Buffalo, MT, in Judith Basin County.

What county is ZIP code 59418 in?

59418 is mainly in Judith Basin County, Montana, and partly in Fergus County.

What is the population of ZIP code 59418?

About 142 people live in ZIP code 59418, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 59418 in?

59418 is in Mountain Time (UTC−7). It observes daylight saving time.