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Capital Gains Tax in Montana

Combined rate and how to defer it in Montana.

Montana has no sales tax, but its 5.90% income tax on capital gains pushes the combined investment property rate to 29.7% (20% federal + 3.8% NIIT + 5.90% state).

Capital gains tax in Montana

Montana taxes capital gains as ordinary income at up to 5.90% at the state level. Combined with federal, the total is 29.7%. Estimate the full bill with depreciation recapture in the capital gains tax calculator.

Defer it with a 1031 exchange

A 1031 like-kind exchange defers the combined 29.7% rate by reinvesting all proceeds into a qualifying replacement property. Model the exchange in the 1031 exchange calculator and check your deadlines with the timeline calculator.

Educational only. Confirm Montana capital gains rates with a tax professional; state rates change.