Enter the monthly mortgage payment (\$) and the monthly income (\$) into the Mortgage to Income Ratio Calculator. The calculator will evaluate and display the Mortgage to Income Ratio.

## Mortgage to Income Ratio Formula

The following formula is used to calculate the Mortgage to Income Ratio.

MIR = MP / MI

• Where MIR is the Mortgage to Income Ratio (mortgage:income)
• MP is the monthly mortgage payment (\$)
• MI is the monthly income (\$)

## How to Calculate Mortgage to Income Ratio?

The following example problems outline how to calculate Mortgage to Income Ratio.

Example Problem #1:

1. First, determine the monthly mortgage payment (\$).
• The monthly mortgage payment (\$) is given as: 2,000.
2. Next, determine the monthly income (\$).
• The monthly income (\$) is provided as: 5,000.
3. Finally, calculate the Mortgage to Income Ratio using the equation above:

MIR = MP / MI

The values given above are inserted into the equation below and the solution is calculated:

MIR = 2,000 / 5,000  = .40 (mortgage:income)

Example Problem #2:

For this problem, the variables required are provided below:

monthly mortgage payment (\$) = 3,000

monthly income (\$) = 10,000