Iowa mortgage calculator

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

Iowa housing market

In Iowa, the Hawkeye State, housing is relatively affordable compared to national a...verages. Iowans spend ~18% of their income on their homes, which is less than the ~20% national average. Home prices are lower than the national average. In recent years, Iowa home prices have been increasing, with the rate of increase slightly below U.S. national averages. Iowans are increasingly moving to cities from rural areas such as Des Moines, whose population growth is among the fastest growing cities in the Midwest.

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$2,008$1,452
Mortgage Rate4.125%2.251%*3.033%*
Total interest paid
Loan Term
30 year fixedYour input
15 year fixed30 year fixed
Monthly Payment$1,599$2,008$1,452
Mortgage Rate4.125%2.251%*3.033%*
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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Iowa mortgage and refinance rates today (APR)

ProductInterest rateAPR
30-year fixed-rate2.958%3.018%
20-year fixed-rate2.683%2.775%
15-year fixed-rate2.147%2.249%
10-year fixed-rate1.938%2.030%
7/1 ARM2.458%3.077%
5/1 ARM2.429%3.172%
30-year fixed-rate FHA2.333%3.032%
30-year fixed-rate VA2.510%2.806%

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 Iowa are 3.018% for a 30-year fixed, 2.249% for a 15-year fixed, and 3.172% for a 5/1 adjustable-rate mortgage (ARM).

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First-time home buyer programs in Iowa

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

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 Iowa 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 Iowa. 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
Adair County1.29%$93,200
Adams County0.91%$84,900
Allamakee County1.15%$122,800
Appanoose County1.43%$78,000
Audubon County1.0%$68,800
Benton County1.31%$147,800
Black Hawk County1.56%$153,300
Boone County1.43%$130,500
Bremer County1.41%$155,100
Buchanan County1.29%$132,500
Buena Vista County1.29%$111,100
Butler County1.24%$112,100
Calhoun County1.27%$77,800
Carroll County1.03%$127,400
Cass County1.42%$93,600
Cedar County1.15%$143,800
Cerro Gordo County1.31%$121,500
Cherokee County1.27%$89,200
Chickasaw County0.9%$105,100
Clarke County1.47%$105,000
Clay County1.39%$115,700
Clayton County1.23%$116,500
Clinton County1.5%$112,400
Crawford County1.03%$93,400
Dallas County1.51%$243,300
Davis County1.4%$109,100
Decatur County1.48%$76,300
Delaware County1.28%$126,000
Des Moines County1.5%$101,400
Dickinson County0.96%$175,900
Dubuque County1.29%$167,600
Emmet County1.31%$85,700
Fayette County1.3%$90,800
Floyd County1.19%$102,400
Franklin County1.24%$87,100
Fremont County1.2%$100,200
Greene County1.14%$88,900
Grundy County1.29%$129,900
Guthrie County1.2%$112,600
Hamilton County1.48%$98,900
Hancock County1.0%$97,600
Hardin County1.19%$91,300
Harrison County1.2%$107,600
Henry County1.37%$107,900
Howard County1.13%$107,700
Humboldt County1.27%$93,900
Ida County0.94%$91,900
Iowa County1.1%$143,900
Jackson County1.22%$117,000
Jasper County1.45%$122,800
Jefferson County1.46%$114,300
Johnson County1.49%$226,400
Jones County1.13%$130,700
Keokuk County1.37%$83,700
Kossuth County1.05%$104,300
Lee County1.41%$90,200
Linn County1.59%$157,600
Louisa County1.3%$104,200
Lucas County1.5%$84,900
Lyon County1.1%$125,200
Madison County1.37%$160,400
Mahaska County1.4%$110,100
Marion County1.35%$146,900
Marshall County1.45%$104,600
Mills County1.36%$157,000
Mitchell County1.1%$112,300
Monona County1.15%$84,300
Monroe County1.16%$99,100
Montgomery County1.63%$81,800
Muscatine County1.57%$128,100
Osceola County1.06%$89,500
Page County1.42%$87,600
Palo Alto County1.31%$98,100
Plymouth County1.26%$150,200
Pocahontas County1.01%$73,400
Polk County1.81%$180,700
Pottawattamie County1.63%$141,500
Poweshiek County1.27%$131,100
Ringgold County1.38%$79,600
Sac County1.04%$88,100
Scott County1.59%$158,800
Shelby County1.35%$111,700
Sioux County1.21%$153,800
Story County1.45%$200,300
Tama County1.24%$105,300
Taylor County1.15%$76,100
Union County1.44%$94,300
Van Buren County1.1%$82,700
Wapello County1.59%$81,000
Warren County1.53%$171,400
Washington County1.38%$140,400
Wayne County1.04%$74,700
Webster County1.48%$95,300
Winnebago County1.28%$94,400
Winneshiek County1.15%$161,500
Woodbury County1.58%$123,200
Worth County1.22%$98,000
Wright County1.37%$79,200

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: