The Los Angeles County Assessor is the assessor and officer of the government of Los Angeles County responsible for discovering all taxable property in Los Angeles County, except for state-assessed property, to inventory and list all the taxable property, to value the property, and to enroll the property on the local assessment roll. In 2021, there were 2.6 million assessed properties for a total Los Angeles County property assessment value of US$1.8 trillion.