House Price Percentage Increase Calculator

Calculate the house price percentage increase between old and new home values instantly. Enter the purchase price and the current value to get the appreciation percent and the dollar amount, with the formula and a step-by-step explanation.

House Price Percentage Increase

A positive number is appreciation; a negative number means the current value is below the purchase price.

What is a house price percentage increase calculator?

A house price percentage increase calculator measures how much a home's value has risen between two figures, expressed as a percentage of the purchase price. It answers the question: by what percentage did this home appreciate? It is used for refinancing, sale decisions, and equity assessment.

The formula is ((current value − purchase price) / purchase price) × 100. The appreciation is divided by the purchase price, so the result is always relative to your entry point. The house price percentage increase calculator applies this automatically and returns both the percentage and the dollar appreciation.

Tracking the house price percentage increase matters because a flat dollar gain hides the real return. A 60,000-dollar appreciation means very different things on a 300,000-dollar home and a 3,000,000-dollar home. Expressing the change as a percentage lets you compare appreciation across properties, markets, and time horizons.

How to calculate a house price percentage increase

  1. 1

    Enter the purchase price

    Type the price you paid for the home — your baseline for measuring appreciation.

  2. 2

    Enter the current value

    Type the current estimated value, from a recent appraisal or comparable sales.

  3. 3

    Read the appreciation percent and amount

    The calculator applies ((current value − purchase price) / purchase price) × 100 and shows the house price percentage increase plus the dollar appreciation.

Why use this house price percentage increase calculator?

Instant and accurate

No manual arithmetic or spreadsheet formulas. Get the exact appreciation percentage the moment both values are entered.

Private by design

The math runs in your browser. Your address and home value are never uploaded to a server.

Transparent formula

Every result is built on the standard increase formula, so you can verify the math and reuse the method for any property.

FAQ

Frequently Asked Questions

Quick answers to common questions about percentage calculations.