What people say about working at DEER VALLEY UNIFIED SCHOOL DISTRICT. 1  Working for the School District A job with the school district is an excellent way to work a steady job with benefits (full-time employees).
Holstein, Iowa. Holstein is a city in Ida County, Iowa, United States. The population was 1,396 in the 2010 census, a 5% decline from 1,470 in the 2000 census. Contents.
Polk County, Iowa. Polk County is a county in the U.S. state of Iowa. As of the 2010 census, the population was 430,640, making it Iowa's most populous county. The county seat is Des Moines, which is also the capital city of Iowa. Polk County is included the Des MoinesâWest Des Moines, IA Metropolitan Statistical Area.