Plain City is a somewhat small city located in the state of Utah. With a population of 8,321 people and two associated neighborhoods, Plain City is the 78th largest community in Utah. Much of the housing stock in Plain City was built relatively recently. The construction of new real estate can often be taken as an indication that the local Plain City economy is robust, and that jobs or other amenities are attracting an influx of new residents. This seems to be the case in Plain City, where the median household income is $120,250.00.

Housing costs in Plain City are among some of the highest in the nation, although real estate prices here don't compare to real estate prices in the most expensive communities in Utah.

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

Telecommuters are a relatively large percentage of the workforce: 10.75% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. 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, Plain City is a great place for families with children to consider. First of all, many other families with children live here, making Plain City a place where both parents and children are more likely to develop social ties with other families, as well as find family-oriented services and community. The city’s good public school district and large population of college-educated adults provide an environment conducive to academic values. With regard to real estate, Plain City has a high rate of owner-occupied single family homes, which tends to reflect stability in the local community. Finally, Plain City’s overall crime rate is lower than average for the country.

In terms of college education, Plain City is substantially better educated than the typical community in the nation, which has 21.84% of the adults holding a bachelor's degree or graduate degree: 29.44% of adults in Plain City have a college degree.

The per capita income in Plain City in 2022 was $39,221, which is upper middle income relative to Utah and the nation. This equates to an annual income of $156,884 for a family of four.

The people who call Plain City home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Plain City residents report their race to be White, followed by Native American. Important ancestries of people in Plain City include English, European, Scottish, German, and Irish.

The most common language spoken in Plain City is English. Other important languages spoken here include Spanish and Italian.