Mortgage calculator + house-poor reality check

Calculate the payment lenders quote — then calculate the payment life actually costs.

See principal, interest, taxes, insurance, PMI, HOA, maintenance, utilities, cash-to-close, DTI, and monthly leftover cash in one clean view.

Start calculating Why this is different

Feature gap solved

Built for buyers who want the all-in monthly number, not just the loan payment.

Hidden ownership costs

Add maintenance reserve, utilities, HOA, PMI, property taxes, insurance, and closing costs to prevent under-budgeting.

House-poor check

Compare the all-in payment to gross income, net income, and other debts to flag likely budget pressure.

Exportable proof

Download a CSV amortization schedule and copy a shareable scenario URL for comparison with a partner or advisor.

Free calculator

True monthly mortgage cost calculator

Change any input and results update instantly.

Loan basics

Country / language / currency Selected: United States — USD. Home price (USD) Down payment type Down payment (USD) Interest rate (%) Loan term (years)

Monthly ownership costs

Property tax (USD/yr) Home insurance (USD/yr) PMI (% of loan/yr) HOA (USD/mo) Maintenance reserve (%/yr) Utilities (USD/mo) Closing costs (% of price) Extra principal (USD/mo)

Affordability check

Gross household income (USD/mo) Net take-home income (USD/mo) Other debt payments (USD/mo) Other living expenses (USD/mo)

Amortization preview

First 12 payments

CSV export includes the full schedule.

Month	Payment	Principal	Interest	Balance

How the calculator works

Principal and interest use a standard fixed-rate amortization formula. Taxes, insurance, PMI, HOA, maintenance, utilities, and extra principal are layered into the monthly number so buyers can estimate a more realistic cost of ownership.

The risk grade is not loan approval. It is a personal budget stress indicator based on all-in housing cost versus income and leftover cash.

FAQ

Mortgage calculator questions

Why include maintenance and utilities?

Mortgage payments do not capture all monthly ownership costs. Maintenance reserves and utilities help estimate the cash flow impact of owning the home.

Does this replace a lender quote?

No. This is an educational calculator. Lenders, tax assessors, insurers, and HOAs determine actual costs.

Can I use this for refinance decisions?

You can compare scenarios by changing loan amount, rate, term, and costs. A dedicated refinance breakeven calculator is recommended as a follow-on utility site.