Fleming Island is a medium-sized town located in the state of Florida. With a population of 29,142 people and five associated neighborhoods, Fleming Island is the 110th largest community in Florida. Fleming Island has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Fleming Island, where the median household income is $116,611.00.

There are quite a few people in the armed forces living in Fleming Island, and when you visit or drive around town, you will see military people in and out of uniform, shopping, enjoying life, and being part of the community.

Also of interest is that Fleming Island has more people living here who work in computers and math than 95% of the places in the US.

A relatively large number of people in Fleming Island telecommute to their jobs. Overall, about 22.16% of the workforce works from home. While this may seem like a small number, as a fraction of the total workforce it ranks among the highest in the country. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

Because of many things, Fleming Island is a very good place for families to consider. With an enviable combination of good schools, low crime, college-educated neighbors who tend to support education because of their own experiences, and a high rate of home ownership in predominantly single-family properties, Fleming Island really has some of the features that families look for when choosing a good community to raise children. Is Fleming Island perfect? Of course not, and if you like frenetic nightlife, it will be far from your cup of tea. But overall this is a solid community, with many things to recommend it as a family-friendly place to live.

The citizens of Fleming Island are among the most well-educated in the nation: 49.56% of adults in Fleming Island have a bachelor's degree or even advanced degree, whereas the average US city has 21.84% holding at least a bachelor's degree.

The per capita income in Fleming Island in 2022 was $56,270, which is upper middle income relative to Florida, and wealthy relative to the rest of the US. This equates to an annual income of $225,080 for a family of four.

Fleming Island is a very ethnically-diverse town. The people who call Fleming Island home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Fleming Island residents report their race to be White, followed by Asian. Fleming Island also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 11.18% of the town’s residents. Important ancestries of people in Fleming Island include English, Irish, German, Italian, and Scottish.

The most common language spoken in Fleming Island is English. Other important languages spoken here include Spanish and German/Yiddish.