Montana mortgage calculator

Use our free mortgage calculator to estimate your monthly mortgage payment, your principal and interest, taxes, insurance, and PMI in Montana. See how your monthly payment changes by making updates to your home price, down payment, interest rate, and loan term.

Montana housing market

Montana, the Treasure State, is one of the more expensive states for home affordabi...lity, with the median homeowner spending almost 21% of their income on their home. In 2018, home value jumped by a blistering 10%, however, it's expected to remain roughly flat in 2019. Looking to move to the frontier? Montana may be the right state for you as 46/50 of its counties are considered "frontier counties" with an average population of 6 or fewer per people per square mile.

Your monthly payment
30 year fixed loan term
Monthly payment
Principal & interest


Property taxes

Homeowners insurance

Homeowners association (HOA) fees

Compare common loan types
Total principal: $240,000
Loan Term
30 year fixedYour input
15 year fixed30 year fixed
Monthly Payment$1,599$2,011$1,455
Mortgage Rate4.125%2.273%*3.056%*
Total interest paid
Loan Term
30 year fixedYour input
15 year fixed30 year fixed
Monthly Payment$1,599$2,011$1,455
Mortgage Rate4.125%2.273%*3.056%*
Total interest paid

See how your payments change over time for your 30 year fixed loan term

At year 0

30 year fixed loan term

Principal Paid
Interest Paid
Year 0
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We’ll share an interesting insight here for key milestones in your payoff schedule.

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Principal & interest


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Montana mortgage and refinance rates today (APR)

ProductInterest rateAPR
30-year fixed-rate3.003%3.059%
20-year fixed-rate2.755%2.826%
15-year fixed-rate2.188%2.286%
10-year fixed-rate2.017%2.109%
7/1 ARM2.513%3.108%
5/1 ARM2.382%3.173%
30-year fixed-rate FHA2.333%3.034%
30-year fixed-rate VA2.541%2.816%

Data source: ©Zillow, Inc. 2006 – 2021. Use is subject to the Terms of Use

Today's rate

30-year fixed

Today’s mortgage rates in Montana are 3.059% for a 30-year fixed, 2.286% for a 15-year fixed, and 3.173% for a 5/1 adjustable-rate mortgage (ARM).

Getting ready to buy a home? We’ll find you a highly rated lender in just a few minutes.

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First-time home buyer programs in Montana

There are several national first-time home buyer programs that may be able to help you get into a home in Montana.

Conventional mortgage

National program

What you need to know

Best for home buyers with good credit looking for low down payments or limited mortgage insurance premiums. A conventional mortgage is a home loan that isn’t guaranteed or insured by the federal government. Conventional mortgages that conform to the requirements set forth by Fannie Mae and Freddie...

See full article

Average property tax in Montana counties

Taking U.S. Census data, NerdWallet has crunched the numbers to help you understand what property tax rate you can expect to pay on your future home in Montana. Because assessed values aren’t frequently updated, you may pay a higher rate at first but eventually you’ll pay a similar rate.

Avg. property tax rate
Avg. home value
Beaverhead County0.7%$192,600
Big Horn County0.45%$100,000
Blaine County0.77%$85,800
Broadwater County0.59%$195,000
Carbon County0.52%$227,400
Carter County0.29%$97,900
Cascade County0.88%$174,300
Chouteau County0.84%$123,000
Custer County0.92%$157,000
Daniels County1.03%$123,500
Dawson County0.88%$154,300
Deer Lodge County1.02%$116,700
Fallon County0.54%$154,200
Fergus County0.82%$133,700
Flathead County0.74%$270,500
Gallatin County0.72%$344,600
Garfield County0.51%$116,300
Glacier County0.43%$105,000
Golden Valley County0.21%$98,300
Granite County0.62%$218,900
Hill County0.94%$128,000
Jefferson County0.64%$264,000
Judith Basin County0.48%$138,500
Lake County0.58%$224,100
Lewis and Clark County0.9%$244,200
Liberty County1.08%$108,000
Lincoln County0.64%$175,500
Madison County0.47%$252,200
McCone County0.67%$111,900
Meagher County0.57%$136,300
Mineral County0.76%$159,800
Missoula County0.93%$295,600
Musselshell County0.5%$161,400
Park County0.55%$235,600
Petroleum County0.59%$112,000
Phillips County0.78%$117,800
Pondera County0.73%$122,100
Powder River County0.6%$110,900
Powell County0.66%$141,000
Prairie County0.36%$100,700
Ravalli County0.62%$246,600
Richland County0.64%$213,000
Roosevelt County0.65%$116,400
Rosebud County0.6%$118,600
Sanders County0.51%$205,000
Sheridan County0.76%$146,500
Silver Bow County1.01%$133,800
Stillwater County0.61%$225,200
Sweet Grass County0.39%$225,900
Teton County0.8%$156,600
Toole County0.97%$125,200
Treasure County0.5%$105,500
Valley County0.93%$135,600
Wheatland County0.66%$89,300
Wibaux County0.68%$110,100
Yellowstone County0.87%$225,500

Source: American Communities Survey 2016, U.S. Census

Under "Home price," enter the price (if you're buying) or the current value (if you're refinancing). NerdWallet also has a .

Under "Down payment," enter the amount of your down payment (if you’re buying) or the amount of equity you have (if refinancing). A  is the cash you pay upfront for a home, and  is the value of the home, minus what you owe.

On desktop, under "Interest rate" (to the right), enter the rate. Under "Loan term," click the plus and minus signs to adjust the length of the mortgage in years.

On mobile devices, tap "Refine Results" to find the field to enter the rate and use the plus and minus signs to select the "Loan term."

You may enter your own figures for  and , if you don’t wish to use NerdWallet’s estimates. Edit these figures by clicking on the amount currently displayed.

The mortgage calculator lets you click "Compare common loan types" to view a comparison of different loan terms. Click "Amortization" to see how the principal balance, principal paid (equity) and total interest paid change year by year. On mobile devices, scroll down to see "Amortization."

» MORE: 

The mortgage payment calculation looks like this: M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1]

The variables are as follows:

Determining what your monthly house payment will be is an important part of figuring out how much house you can afford. That monthly payment is likely to be the biggest part of your cost of living.

Using NerdWallet’s mortgage calculator lets you estimate your mortgage payment when you buy a home or refinance. You can change loan details in the calculator to run scenarios. The calculator can help you decide:

Mortgage lenders are required to assess your ability to repay the amount you want to borrow. A lot of factors go into that assessment, and the main one is debt-to-income ratio.

Your  is the percentage of pretax income that goes toward monthly debt payments, including the mortgage, car payments, student loans, minimum credit card payments and child support. Lenders look most favorably on debt-to-income ratios of 36% or less — or a maximum of $1,800 a month on an income of $5,000 a month before taxes.

» MORE: 

If your mortgage payment included just principal and interest, you could use a bare-bones mortgage calculator. But most mortgage payments include other charges as well. Here are the key components of the monthly mortgage payment:

Typically, when you belong to a homeowners association, the dues are billed directly, and it's not added to the monthly mortgage payment. Because HOA dues can be easy to forget, they're included in NerdWallet's mortgage calculator.

The mortgage calculator lets you test scenarios to see how you can reduce the monthly payments:

Your monthly payment can go up over time if: