CivicFinCalc

ADU & HELOC ROI Calculator — Montana

Calculate adu & heloc roi calculator with Montana's specific tax rates and laws for 2026.

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MT|Montana·Sales tax: 0.0%

Annual Cash Flow

-$7,197

Cap Rate: 10.0%Break-Even: 10 yrs

Visual Breakdown

21,600Total
Debt Service103%
Expenses30%
Cash Flow-33%
ItemAmount
ADU Construction Cost$150,000
Monthly HELOC Payment$1,860
Annual Rental Income$21,600
Annual Operating Expenses$6,480
Net Operating Income (NOI)$15,120
Annual Debt Service$22,317
Annual Cash Flow-$7,197
Cap Rate10.0%
Break-Even (months)120
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## ADU & HELOC ROI Calculator in Montana: 2026 Analysis

When calculating adu & heloc roi calculator in Montana (MT), the average result comes to **-7197.42**.
Compared to the national average, Montana residents pay state income tax on top of federal rates. This is based on MT's current tax structure, which features progressive state income taxes,
making it an important factor in your financial planning.

### Key Montana Financial Factors
- **State Income Tax:** Montana uses its own tax brackets that differ from federal rates.
- **Local Cost of Living:** Housing, transportation, and healthcare costs vary significantly within Montana.
- **Property Taxes:** Montana property tax rates affect homeownership costs and real estate investment returns.

Use our interactive calculator above to model your specific scenario with Montana's exact 2026 rates, or compare Montana against neighboring states to see how a relocation could impact your bottom line.