Las Lomas High School (LLHS) is a public high school in Walnut Creek, California. It was founded in 1951 by the Acalanes Union High School District, and the new school opened its doors in the fall of 1952 to its first graduating class. Las Lomas was the second of five schools built within the Acalanes Union High School District. Las Lomas High School is a traditional high school serving grades 9-12, and it has a history of both athletic and educational excellence. The school has a strong college preparatory program as well as many extracurricular programs. The colors of the school are maroon and gold and the school mascot is the Knight. Las Lomas had 1,482 students in 2011-12. The school has a 96.4% graduation rate, and about 97% of LLHS graduates attend college. U.S. News & World Report ranked Las Lomas #372 in the nation in 2013. Las Lomas was voted a National Blue Ribbon School in 2008.