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Petroleum County

Petroleum County is located in central Montana.  The County Seat is Winnett and the largest city is Winnett.  The Official Web Site is located at  The 2014 population estimate is 485 and the 2010 census population was 494.  The land area is 1,654.87 square miles and there are 0.3 persons per square mile.

98.4% of the population is White, 0% is Black or African American, 1% is Hispanic or Latino, 0% is Asian, 0.6% is American Indian or Alaska Native, 0% is Native Hawaiian or Pacific Islander, and 1% is two or more races.  96% have a high school degree or higher, and 15.4% have a Bachelor degree or higher.

The median home value is $83,200, there are 233 households, an average of 2.31 persons per household.  The per capita income is $22,714,  the median household income is $41,705, and 11.1% of the persons in Petroleum County are considered below poverty level.

The total number of firms, at last estimate, was unavailable.  Retail sales (in $1000) were unavailable, and sales per capita were unavailable.  

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Phone: (406) 429-2451  
WINNETT 7-8   (Directions)
BOX 167,  PETROLEUM COUNTY, WINNETT, MT, 59087.   Phone: (406) 429-2251

BOX 167,  PETROLEUM COUNTY, WINNETT, MT, 59087.   Phone: (406) 429-2251

WINNETT SCHOOL   (Directions)
BOX 167,  PETROLEUM COUNTY, WINNETT, MT, 59087.   Phone: (406) 429-2251

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