Home Equity Loan-which One Is Best For You? Home equity is the difference between what your home is worth and the amount you owe on it. For most homeowners their home is their biggest asset and it usually represents a treasure trove of cash. In 2005 the value of home equity across the US was $11.3 trillion. The percentage of home ownership in 2005 was 69% down slightly from the record 69.2 % in 2004. Almost 124 million Americans own their own home.