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Montana Mortgage Calculator

Estimate your monthly house payment in Montana, including property tax, homeowners insurance and PMI, with Montana defaults already filled in.

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Total monthly payment

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Loan amount
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Total interest
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Principal and interest by year

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Show amortization schedule (yearly)
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Assumes a fixed-rate loan with monthly payments. Property tax is estimated from the purchase price; PMI is dropped once the balance falls to 78% of the original price. Closing costs are not included.

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Montana housing costs at a glance

Montana
Median home value (Zillow)$475,000
Average effective property tax0.59%
Typical rate for a new buyer (calculator default)0.65%
Average homeowners insurance ($300k dwelling)$2,664 a year
2026 conforming loan limit (one unit)$832,750

Example: median-priced home

Montana home for $475,000, 20% down, 6.5% 30-year fixed: principal and interest $2,402 + property tax $257 + insurance $222 = about $2,881 a month. Enter your own rate quote and the actual tax rate of the property for a precise figure.

Montana property tax

Montana taxes homes on a percentage of their market value, reappraised every two years. The average effective rate is about 0.59%. After sharp tax increases following the price boom, a 2025 law introduced a lower rate for primary residences than for second homes and short-term rentals; make sure the county records the home as your primary residence.

Other Montana costs

Other states

See also the Montana paycheck calculator and mortgage costs in other states.

Frequently asked questions

What is the property tax rate in Montana?

About 0.59% of home value on average.

What is the monthly payment on a median-priced Montana home?

On a $475,000 home with 20% down at 6.5%, principal and interest are about $2,402; with property tax at 0.65% and average insurance the total is about $2,881 a month.

Does Montana have a transfer tax?

No. Montana has no real estate transfer tax.

Do primary residences pay less property tax in Montana?

Yes. A 2025 law set a lower tax rate for primary residences than for second homes and rentals.

For information only; not a loan offer. Property tax, insurance and closing costs depend on the specific property and lender.

Sources

Rules checked: October 2026

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