what county is fern park fl
Homefacts City Report. Fern Park is located in Seminole County, FL. The population is 7,999, making Fern Park the 10th largest city in Seminole County. There are 1 public schools in Fern Park with an average Homefacts rating of B. The total crime rate for Fern Park is moderate, and there are 4 registered sex offenders residing in the city.