Dallas city is the biggest monetary focus of the 12-region Dallas–Fort Worth– Arlington metropolitan region, which had a populace of 7,102,796 starting July 1, 2015, speaking to development in overabundance of 676,000 individuals since the 2010 evaluation. In 2014, the metropolitan economy outperformed Washington, DC to wind up the fifth biggest in the United States, with a 2014 genuine GDP over $504 billion. In 2013, the metropolitan range drove the country with the biggest year-over-year increment in business and progressed to wind up the fourth-biggest work focus in the country with more than three million non-cultivate occupations. As of June 2016, the metropolitan occupation tally has expanded to 3,523,400 employments. The city's economy is basically in light of saving money, trade, media communications, innovation, vitality, human services and therapeutic research, and transportation and coordinations. The city is home to the third-biggest centralization of Fortune 500 organizations in the country (behind New York City and Houston). In the most recent rankings discharged in 2013, Dallas was appraised as a "beta in addition to" world city by the Globalization and World Cities Study Group and Network and was fourteenth in world rankings of GDP by the Organization for Economic Co-operation and Development.

Dallas is the principle center of the biggest metropolitan range in the South and the biggest inland metropolitan zone in the United States that does not have any traversable connection to the ocean. Dallas and close-by Fort Worth were created because of the development of real railroad lines through the region permitting access to cotton, dairy cattle, and later oil in North and East Texas. The development of the Interstate Highway System fortified Dallas' unmistakable quality as a transportation center point with four noteworthy interstate thruways meeting in the city, and a fifth interstate circle around it. Dallas created as a solid mechanical and money related focus, and a noteworthy inland port, because of the union of significant railroad lines, interstate expressways, and the development of Dallas/Fort Worth International Airport, one of the biggest and busiest air terminals on the planet.