Free Mortgage & Home Finance
Calculators
Get exact numbers for your home purchase, refinance, or rent-vs-buy decision — instantly in your browser. No account, no lender calls, no data stored.
10 Free Mortgage & Home Finance Calculators
Why OwnCalc Numbers Are Accurate
Every calculation runs inside your browser. Nothing leaves your device. Nothing is ever stored or shared.
1. Enter your numbers
Type in your home price, income, or loan details. Every field has sensible defaults — start in seconds.
2. Results appear instantly
No submit button. No loading spinner. Results update live as you adjust each field so you can explore scenarios in real time.
3. Make a confident decision
Walk into any lender meeting or open house knowing your exact numbers — based on your real inputs, not guesswork.
Mortgage & Home Finance Questions Answered
Straight answers to the questions homebuyers and owners search for most.
Understand the Numbers Behind Your Mortgage
Free guides that explain every major home finance concept — each one paired with the calculator that makes it actionable.
How Much House Can I Afford?
The 28/36 rule, DTI ratios, and how salary alone doesn't tell the full story.
What Is PMI — and How Do You Get Rid of It?
What PMI costs, when it ends, and the 4 ways to remove it faster.
The 28/36 Rule: Mortgage Formula Every Buyer Should Know
How lenders calculate what you can afford — and why existing debt matters more than income.
Closing Costs Explained
Every fee in that closing cost number, which ones are negotiable, and what you need liquid on day one.
Should I Refinance My Mortgage?
How to calculate your break-even point and whether refinancing actually saves you money.
Fixed vs Adjustable Rate Mortgage
How to decide which structure fits your timeline, risk tolerance, and the rate environment you're buying into.
How to Read an Amortization Schedule
Why 87% of your first payment is interest — and how extra payments change the math entirely.
Renting vs Buying a Home in 2026
Price-to-rent ratios, break-even horizons, and how to run the honest numbers for your market.
How Much Do You Need for a Down Payment?
The 20% myth debunked. What 3%, 5%, 10%, and 20% actually cost you in monthly payments and total interest.
What Is Escrow in a Mortgage?
How escrow adds to your monthly payment, what's held at closing, and why your payment changes every year.
How Extra Mortgage Payments Save You Thousands
On a $300k mortgage at 7% you'll repay $718k. Here's exactly how much extra payments take back — and when to start.
First-Time Home Buyer's Complete Checklist for 2026
5 phases, 25+ steps — from credit repair to closing day. Everything you need to know before it happens.
2026 Mortgage Rates & Home Prices by State
Average 30-yr and 15-yr fixed rates, median home prices, estimated monthly payments, and affordability scores for all 50 US states. Q1 2026 data.
💡 Click Mortgage to calculate your monthly payment at that state's rate and median price, or Refinance to see if switching to today's rate could save you money on your existing loan.
| State ↕ | 30-Yr Fixed ↕ | 15-Yr Fixed ↕ | Median Price ↕ | Use Rate |
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Use your state's rate in our calculators
Plug your state's rate into the Mortgage Calculator for a personalized monthly payment.