were 98.8 males. The median income for a household in the city was $53,750, and the median income for a family was $73,750. Males had a median income of $29,896 versus $23,125 for females. The per capita income for the city was $23,773. About 11.7% of families and 15.4% of the population were below the poverty line, including none of those under the age of eighteen and 21.4% of those 65 or over. Languages As of 2000, English as a first language accounted for 90.68%, while Spanish as a mother tongue made up 9.31% of the population. Education It is in the Monroe County School District. It is zoned to Plantation Key School (K-8). References External links History of Long Key Goshen College marine lab at Layton Cities in Monroe County, Florida Cities in Florida Populated coastal places in Florida on the Atlantic Ocean