Home & Property

Home Affordability Calculator

Estimate a home-price range from income, debts, deposit, and rate. Enter your details below to get an immediate estimate and review exactly how it is calculated.

Free Calculator📅 Updated for 2026⚡ Instant results

Inputs

$100,000.00
$
$500.00
$
$50,000.00
$
6.5%
30

Estimated affordable price

$340,053.17

Estimated loan capacity

$290,053.17

Monthly housing budget

$1,833.33

Growth over time

Year-by-year
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30
Calculation method

Uses a 28% gross-income housing ratio, subtracts monthly debts, then solves an amortized loan capacity.

Formula home-affordability, version 1.0.0
Year-by-year breakdown
YearEstimated affordable priceEstimated loan capacityMonthly housing budget
1$71,244.61$21,244.61$1,833.33
2$91,155.73$41,155.73$1,833.33
3$109,817.06$59,817.06$1,833.33
4$127,307.06$77,307.06$1,833.33
5$143,699.25$93,699.25$1,833.33
6$159,062.52$109,062.52$1,833.33
7$173,461.48$123,461.48$1,833.33
8$186,956.63$136,956.63$1,833.33
9$199,604.72$149,604.72$1,833.33
10$211,458.92$161,458.92$1,833.33
11$222,569.04$172,569.04$1,833.33
12$232,981.81$182,981.81$1,833.33
13$242,740.98$192,740.98$1,833.33
14$251,887.59$201,887.59$1,833.33
15$260,460.09$210,460.09$1,833.33
16$268,494.50$218,494.50$1,833.33
17$276,024.61$226,024.61$1,833.33
18$283,082.07$233,082.07$1,833.33
19$289,696.55$239,696.55$1,833.33
20$295,895.84$245,895.84$1,833.33
21$301,706.02$251,706.02$1,833.33
22$307,151.50$257,151.50$1,833.33
23$312,255.18$262,255.18$1,833.33
24$317,038.52$267,038.52$1,833.33
25$321,521.61$271,521.61$1,833.33
26$325,723.30$275,723.30$1,833.33
27$329,661.27$279,661.27$1,833.33
28$333,352.05$283,352.05$1,833.33
29$336,811.17$286,811.17$1,833.33
30$340,053.17$290,053.17$1,833.33
YOUR RESULT, IN CONTEXT

Understand your budget

Affordability is an estimate, not an approval. Keep room for insurance, taxes, maintenance, closing costs and changes in income or interest rates.

∑ Methodology

Uses a 28% gross-income housing ratio, subtracts monthly debts, then solves an amortized loan capacity.

home affordability

Formula version 1.0.0. Income, monthly debts, deposit, and loan terms produce an indicative purchase-price ceiling.

Review the source and method   →Reviewed 2026-07-28 by CalculateBetter editorial team.

✓ Assumptions and limitations

  • Uses a general 28% ratio, not lender approval criteria.
  • Taxes, insurance, and fees are excluded.

This calculator provides an educational estimate. Real-world outcomes can vary when circumstances or inputs change.

Key terms explained

$ Annual gross income
Gross annual income before deductions.
Monthly debt payments
Recurring monthly debt commitments.
Available deposit
Cash contributed toward the purchase price.
% Mortgage rate
The annual percentage used by the calculation.
Loan term
The length of time covered by the estimate.

BUILT FOR CLARITY

What makes it different

01

⚖ Compare scenarios

Keep Scenario A and Scenario B visible so rate, term, and contribution changes are easy to compare.

02

Results, visualized

See how the estimate changes over time, with a detailed breakdown when the calculation supports it.

03

⇧ One-click exports

Copy a shareable link or download your calculation as CSV or PDF.

HOW TO USE IT

▤ From inputs to a decision you can use

Start with the figures you know today, then change one assumption at a time. This makes it easy to see which input has the greatest effect on the result.

  1. 1Enter the requested home affordability calculator values using the units shown beside each field.
  2. 2Check the headline result, then review the supporting values to understand what contributes to it.
  3. 3Change one input at a time and use Scenario B to see which assumption has the greatest effect.
  4. 4Save a shareable link or export CSV and PDF files when you want to keep a record.
Practical tip

Use realistic values first, then create a second scenario for the best- or worst-case outcome. Compare the difference before relying on a single estimate.

THE MATH BEHIND IT

▦ Formula, variables, and interpretation

Uses a 28% gross-income housing ratio, subtracts monthly debts, then solves an amortized loan capacity.

Income, monthly debts, deposit, and loan terms produce an indicative purchase-price ceiling.
Worked interpretation

Income, monthly debts, deposit, and loan terms produce an indicative purchase-price ceiling.

How to read the result: The headline value is an estimate based on constant inputs. Real-world rates, fees, taxes, payment timing, and rounding can change the final amount.

Home Affordability Calculator FAQ

How accurate is this home affordability calculator?+

The result follows the formula and assumptions shown on this page. It is an estimate, so actual outcomes may differ when rates, fees, taxes, or personal circumstances change.

Can I save or share my calculation?+

Yes. Copy the calculation link to preserve the entered values, save it on this device, or export the result as CSV or PDF.

Which values should I enter?+

Start with values that reflect your circumstances today. If an input is uncertain, calculate a conservative and an optimistic scenario so the result becomes a useful planning range.

What is not included in the result?+

Only the inputs, formula and assumptions listed on this page are included. External costs, changing conditions, personal eligibility rules and professional judgment may affect a real-world outcome.

Reviewed for clarityReviewed by CalculateBetter editorial team
Updated 2026-07-28

Transparent sourcesU.S. SEC — Compound Interest Calculator
Formula version 1.0.0

ImportantFor planning and educational use. It does not replace professional advice.

Your privacy mattersYour figures stay in your browser and are not submitted to CalculateBetter.

Disclaimer: Calculations are for informational purposes only and do not constitute professional financial advice. Please consult with a certified professional before making financial decisions.