San Tan Valley is a larger medium-sized town located in the state of Arizona. With a population of 99,894 people and 18 associated neighborhoods, San Tan Valley is the 11th largest community in Arizona. There's nothing like the smell of a brand new house, and in San Tan Valley, you'll find that a large proportion of houses were recently built. New growth in residential real estate is an indication that people are choosing to move to San Tan Valley, and putting down their money on brand new construction. San Tan Valley’s real estate is, on average, some of the newest in the nation. San Tan Valley does seem to be experiencing an influx of affluent people, because the median household income is $88,466.00.

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

One interesting thing about the economy is that relatively large numbers of people worked from their home: 13.47% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. 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.

One downside of living in San Tan Valley, however, is that residents on average have to contend with a long commute, spending on average 36.73 minutes every day commuting to work.

Even though San Tan Valley is not a small town, it doesn't have a public transportation system that anybody uses for their daily commute to work.

The citizens of San Tan Valley are slightly better educated than the national average of 21.84% for all cities and towns, with 22.01% of adults in San Tan Valley having a bachelor's degree or advanced degree.

The per capita income in San Tan Valley in 2022 was $33,019, which is upper middle income relative to Arizona, and middle income relative to the rest of the US. This equates to an annual income of $132,076 for a family of four. However, San Tan Valley contains both very wealthy and poor people as well.

San Tan Valley is an extremely ethnically-diverse town. The people who call San Tan Valley home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of San Tan Valley residents report their race to be White, followed by Black or African-American. San Tan Valley also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 26.43% of the town’s residents. Important ancestries of people in San Tan Valley include German, Irish, English, Italian, and French.

The most common language spoken in San Tan Valley is English. Other important languages spoken here include Spanish and Pacific Island languages.