Mary Esther is a very small coastal city (i.e. on the ocean, a bay, or inlet) located in the state of Florida. With a population of 4,068 people and two associated neighborhoods, Mary Esther is the 308th largest community in Florida.

There are many members of the armed forces living in Mary Esther. You will notice when you visit or live here that some of the people you meet or see around town are employed by the armed services - even if they are not always in uniform.

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

Mary Esther is also nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Such areas are often places that visitors and locals go for waterfront activities or taking in the scenery.

The education level of Mary Esther citizens is substantially higher than the typical US community, as 32.74% of adults in Mary Esther have at least a bachelor's degree.

The per capita income in Mary Esther in 2018 was $48,280, which is upper middle income relative to Florida, and wealthy relative to the rest of the US. This equates to an annual income of $193,120 for a family of four. However, Mary Esther contains both very wealthy and poor people as well.

Mary Esther is a very ethnically-diverse city. The people who call Mary Esther home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Mary Esther residents report their race to be White, followed by Asian. Important ancestries of people in Mary Esther include Irish, English, German, Scottish, and Russian.

The most common language spoken in Mary Esther is English. Other important languages spoken here include Spanish and Tagalog.