Tierra Buena (Spanish for "Good Land") was a census-designated place (CDP) in Sutter County, California, United States.

It was part of the Yuba City Metropolitan Statistical Area within the Greater Sacramento CSA.

The population was 4,587 at the 2000 census, and the CDP has a total area of 3.4 square miles (8.8 km2), all of it land.

As of the census[1] of 2000, there were 4,587 people, 1,598 households, and 1,289 families residing in the CDP.

14.8% of all households consisted of individuals, and 6.9% had someone living alone who was 65 years of age or older.