Spirit Lake is a somewhat small city located in the state of Iowa. With a population of 5,516 people and two associated neighborhoods, Spirit Lake is the 80th largest community in Iowa.

Spirit Lake real estate is some of the most expensive in Iowa, although Spirit Lake house values don't compare to the most expensive real estate in the U.S.

A relatively large number of people in Spirit Lake telecommute to their jobs. Overall, about 10.31% 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.

Compared to the rest of the country, citizens of Spirit Lake spend much less time in their cars: on average, their commute to work is only 15.77 minutes. This also means that noise and pollution levels in the city are less than they would otherwise be.

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

The population of Spirit Lake is very well educated relative to most cities and towns in the nation, where the average community has 21.84% of its adult population holding a 4-year degree or higher: 35.15% of adults in Spirit Lake have a bachelor's degree or even advanced degree.

The per capita income in Spirit Lake in 2022 was $39,860, which is wealthy relative to Iowa, and upper middle income relative to the rest of the US. This equates to an annual income of $159,440 for a family of four. However, Spirit Lake contains both very wealthy and poor people as well.

The people who call Spirit Lake home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Spirit Lake residents report their race to be White, followed by Black or African-American. Important ancestries of people in Spirit Lake include German, Irish, Dutch, Norwegian, and Danish.

The most common language spoken in Spirit Lake is English. Other important languages spoken here include Spanish and Greek.