In 2019, Troy, MT had a population of 732 people with a median age of 63.5 and a median household income of $25,769. Between 2018 and 2019 the population of Troy, MT grew from 687 to 732, a 6.55% increase and its median household income declined from $29,321 to $25,769, a −12.1% decrease.
The 5 largest ethnic groups in Troy, MT are White (Non-Hispanic) (94.9%), American Indian & Alaska Native (Non-Hispanic) (4.23%), Two+ (Non-Hispanic) (0.683%), Two+ (Hispanic) (0.137%), and White (Hispanic) (0%). 0% of the households in Troy, MT speak a non-English language at home as their primary language, and 100% of the residents in Troy, MT are U.S. citizens.
In 2019, the median property value in Troy, MT was $153,500, and the homeownership rate was 70.9%. Most people in Troy, MT drove alone to work, and the average commute time was 10.6 minutes. The average car ownership in Troy, MT was 3 cars per household.