A car depreciates 20% per year. If it costs $25,000 now, what will it be worth after 3 years? - Treasure Valley Movers

Why a Car Loses Value Fast—And What That Really Means for Buyers in 2025

You’ve probably seen the curve on your screen: a $25,000 vehicle losing roughly 20% of its value each year. If you’re considering buying or holding a used car, this depreciation pattern isn’t just a statistic—it’s a key factor shaping long-term investment. With rising interest rates, shifting preferences toward electric vehicles, and a growing awareness of total cost of ownership, understanding how cars lose value is more relevant than ever. This guide breaks down the math behind 20% annual depreciation, why it matters today, and what buyers should know to make informed decisions.

Why A Car Depreciates 20% Per Year—And Is It Really That Obvious?

When people ask, “A car depreciates 20% per year. If it costs $25,000 now, what will it be worth after 3 years?” they’re tapping into a measurable economic reality. For most conventional vehicles, depreciation averages 15–25% annually, with 20% serving as a widely accepted benchmark. This rate reflects how quickly manufacturers lose value due to new models, wear and tear, and changing buyer demand. Over three years, even steady 20% depreciation compounds significantly—turning a $25,000 car into roughly $14,400 after three years, assuming constant rates. For many, this drop raises critical questions about whether today’s purchase holds long-term financial value.

The Math Behind the Drop: A Step-by-Step Look

To understand how the depreciation keeps pace with a 20% yearly rate, consider the simple math: each year, the vehicle’s value shrinks by 20%, meaning 80% of the prior year’s value remains. After one year: $25,000 × 0.8 = $20,000. After two years: $20,000 × 0.8 = $16,000. After three years: $16,000 × 0.8 = $12,800. While real-world depreciation fluctuates due to condition, mileage, and market trends, this simplified model reflects why consistent 20