Wilmington is the largest city of Delaware state located just at the confluence of the Christina river. Wilmington is located in the County of New Castle with an elevated height of about 90 ft. from the ground level. It covers an area of about 44 sq. kms. Wilmington has earned its reputation as a national financial industry with the congregation of a large number of credit card companies, followed by insurance, pharma and many other sectors. Some of the prominent employers are the State of Delaware are the Health care system of Christina, DuPont, Wilmington Trust and others. The local media industry is quite advanced in the area with a large number of people employed in these sectors. The transportation sector is also quite advanced in the area and offers plenty of oppurtunities in the transportation sector. It is also the county seat of New Castle County.