Harker was an unincorporated community located in Collier County, Florida, United States, about 40 kilometres (25 mi) East of the city of Bonita Springs and 8 kilometres (5.0 mi) Southeast of the town of Immokalee.

[citation needed] West of Harker is Summerland Swamp, and to the East is the Okaloacoochee Slough.

[2] It was a stop on the Haines City Branch branch of the Atlantic Coast Line Railroad and was home mainly to farm workers who road the train daily to work sites farther south.

Farms in Harker were known for their "squash, potatoes, and large tomatoes".

This article about a location in Collier County, Florida is a stub.