Rent Affordability Calculator Use this tool to see what 30% of your monthly income is, compare it to how much you’d like to spend on rent, and see the percentage of your income that rent would consume. Gross Annual Income ($): Household Size: 1 person 2 people 3 people 4 people 5 people 6 people 7 people 8+ people How much are you willing to spend monthly? $1000 Calculate