Home > Personal > Personal Lending > Mortgage > Mortgage Resources > Glossary > Depreciation Depreciation November 9, 2021 A decline in the value of real or personal property. The opposite of appreciation.You Might Also Like: Living QuartersMortgage Lending for Veterans at Bank Five Nine All Things CommunityReviewing Random Acts of Kindness 2023 Everyday MoneyWhat are ACH Payments and How Do They Work? Living QuartersUnderstanding Mortgage Interest Rates Family MattersFun Games to Teach Kids About Money