Apopka is a city in Orange County, Florida. Apopka is an Indian word for "Potato eating place". According to the U.S Census estimates of 2005, the city had a population of 34,728. Visit Rock Springs and Kelly Park which discharges 26,000 gallons of clear, 68 degree Fahrenheit water per minute into a spring that is popular for tubing and swimming. Hiking trails are also located nearby.