6. Veterinary technologists and assistants

Projected increase in 2020: 52 percent
Number employed in 2010: 80,200
Median pay in 2010: $29,710
Education/training: Most entry-level veterinary technicians have a 2-year associate degree from an American Veterinary Medical Association-accredited community college program. All states require passing a credentialing exam following coursework.
Job outlook: Veterinary technologists will enjoy excellent job opportunities due to the relatively few graduates from 4- year programs — about 500 annually.