In 2018, Troy, MT had a population of 687 people with a median age of 63.9 and a median household income of $29,321. Between 2017 and 2018 the population of Troy, MT declined from 764 to 687, a -10.1% decrease and its median household income grew from $26,513 to $29,321, a 10.6% increase.
The 5 largest ethnic groups in Troy, MT are White (Non-Hispanic) (95.9%), American Indian & Alaska Native (Non-Hispanic) (3.35%), Two+ (Non-Hispanic) (0.582%), Two+ (Hispanic) (0.146%), and White (Hispanic) (0%). 0% of the households in Troy, MT speak a non-English language at home as their primary language, and 99.3% of the residents in Troy, MT are U.S. citizens.
In 2018, the median property value in Troy, MT was $128,900, and the homeownership rate was 71.2%. Most people in Troy, MT drove alone to work, and the average commute time was 8.97 minutes. The average car ownership in Troy, MT was 3 cars per household.