How this estimate works
This calculator projects property value using a compound growth model: it takes your home's purchase price (or current estimated value) and compounds it forward using an annual appreciation rate, similar to how compound interest works on savings. Real estate doesn't grow in a perfectly smooth line year to year -- markets have flat years and boom years -- but a compound average is a reasonable way to estimate value over a multi-year holding period, and it's the same basic method appraisers and lenders use for long-range projections.
What actually drives appreciation
Local appreciation rates vary enormously by neighborhood, not just by country or state -- a 3% national average can hide a 6% year in one metro and a 0% year in another. The factors that most reliably drive above-average appreciation are: local job growth (more high-paying jobs moving into an area), limited new housing supply relative to demand, and infrastructure investment (new transit lines, schools). For your own estimate, look up the actual historical appreciation rate for your specific zip code or neighborhood rather than relying on a national figure, since the gap between the two can be substantial.
Frequently asked questions
Is this the same as an official home appraisal? No -- this is a projection based on a growth-rate assumption you enter, not an appraisal based on comparable recent sales in your area. For a mortgage, refinance, or sale, you'll need a licensed appraiser or a real comparative market analysis from a local agent.
Does renovation value get included? Not automatically -- if you're planning improvements, add their estimated value contribution separately, since renovations typically return less than 100% of their cost at resale (the return varies widely by project type).
What appreciation rate should I use if I'm not sure? Look up your specific area's historical average over the last 10-20 years rather than a single recent year, since a single boom or bust year isn't representative of the long-term trend.