 Fees are charged to users to pay the costs of operations.Based on the 2005 Airport Master Plan commissioned by the City of St. Petersburg, estimates of total economic impact to the city place direct purchase of goods and services at $33,152,000, payroll at $12,025,880, and employment at 362 people.The Firestone Grand Prix of St. Petersburg of the IndyCar Series is held at the airport annually in the spring.