Gautier is a medium-sized coastal city (i.e. on the ocean, a bay, or inlet) located in the state of Mississippi. With a population of 18,977 people and six associated neighborhoods, Gautier is the 21st largest community in Mississippi.

One of the nice things about Gautier is that it is nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Because of this, visitors and locals will often go to these areas to take in the scenery or to enjoy waterfront activities.

As is often the case in a small city, Gautier doesn't have a public transportation system that people use for their commute.

The population of Gautier overall has a level of education that is slightly above the US average for all US cities and towns of 21.84%. Of adults 25 and older in Gautier, 21.20% have at least a bachelor's degree.

The per capita income in Gautier in 2022 was $29,782, which is upper middle income relative to Mississippi, and middle income relative to the rest of the US. This equates to an annual income of $119,128 for a family of four. However, Gautier contains both very wealthy and poor people as well.

Gautier is an extremely ethnically-diverse city. The people who call Gautier home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Gautier residents report their race to be White, followed by Black or African-American. Gautier also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 12.30% of the city’s residents. Important ancestries of people in Gautier include English, German, Irish, Scottish, and Italian.

The most common language spoken in Gautier is English. Other important languages spoken here include Spanish and Polish.