How Mortgage Payments Work in Iowa
A standard mortgage payment in Iowa is calculated using the amortization formula:M = P[r(1+r)^n] / [(1+r)^n - 1]
Where P is the loan principal, r is the monthly interest rate (annual rate ÷ 12), and n is the number of monthly payments. On a $200K home in Iowa with a 10% down payment at 6.89% over 30 years, your principal and interest payment comes to approximately $1,184/month— not including property taxes or homeowner's insurance.
Iowa's property tax rate of 1.57% adds roughly $262/month to your total housing cost on a $200K home. This rate is above the national average of ~1.1%, so factor it carefully into your budget.
Iowa vs. National Average
| Metric | Iowa | National Avg |
|---|---|---|
| Median Home Price | $200,000 | $420,000 |
| Property Tax Rate | 1.57% | 1.07% |
| Avg Mortgage Rate | 6.89% | 6.85% |
| Cost of Living Index | 90 | 100 |