Eureka High School may refer to:

In the United States: Eureka High School (California), Eureka, California Eureka School, former school including a high school for African Americans in Georgia Eureka High School (Illinois), Eureka, Illinois Eureka High School (Kansas), Eureka, Kansas Eureka High School (Mississippi), former high school for African Americans in Hattiesburg, Mississippi Eureka High School (Missouri), Eureka, Missouri Eureka High School (Nevada), Eureka, Nevada Eureka High School (South Dakota), Eureka, South Dakota