5. Hamilton County, IN
Towns include: Noblesville, Westfield
Job growth (2000-2010): 50.8%
One of the lowest unemployment rates in the state helps make Hamilton County the place for jobs in Indiana. Located just north of Indianapolis, it`s also home of the city`s wealthiest suburbs.
Indiana has embarked on Hamilton County`s biggest road project ever: the upgrading of Route 31, a major artery out of neighboring Indianapolis. The project is intended to relieve congestion, cut travel time and speed commerce.
Marsh Supermarkets and Freedom Mortgage are headquartered in the county, while Schwab, U.S. Foodservice and Sallie Mae maintain a regional presence. Recently, Marsh said it is shifting around its offices and adding 130 jobs. A sublease to recruiter First Advantage will bring in 340 people.
15. Wake County, NC
17. Sarpy County, NE
22. Cache County, UT