Montana · Population 33,126 · Updated March 2026
How far your income goes in Helena
State-level tax rates that affect your costs
Helena offers a below-average cost of living, giving residents more purchasing power compared to many US cities. With a cost index of 89 (where 100 equals the national median), Helena residents can expect to pay median rent of $1,058/month while earning a median household income of $69,341/year.
The median home value in Helena, MT is $355,100, with typical monthly owner costs around $1,098 including mortgage, insurance, and taxes. The median rent-to-income ratio of 18.3% means housing is relatively affordable here — well below the 30% threshold that HUD considers cost-burdened.
Montana has a moderate income tax rate of 6.75%. Combined with a 0% sales tax rate and 0.74% effective property tax rate, the overall tax environment is a factor in the total cost of living in Helena.
Common questions about living costs in Helena