What is santa ynez population?

As an AI language model, I do not have access to the latest statistical data. However, according to the United States Census Bureau, the estimated population of Santa Ynez, California as of 2019 is 4,462. The population has been steadily increasing over the years as Santa Ynez is a popular tourist destination and has experienced significant residential development. The population is predominantly White with a Hispanic minority, and the median age of residents is 46 years old.