Pleasant Hill is a somewhat small city located in the state of Iowa. With a population of 11,186 people and two associated neighborhoods, Pleasant Hill is the 42nd largest community in Iowa. Pleasant Hill has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Pleasant Hill, where the median household income is $81,992.00.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 8.63% 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.

The education level of Pleasant Hill citizens is substantially higher than the typical US community, as 31.08% of adults in Pleasant Hill have at least a bachelor's degree.

The per capita income in Pleasant Hill in 2022 was $38,285, which is upper middle income relative to Iowa and the nation. This equates to an annual income of $153,140 for a family of four. However, Pleasant Hill contains both very wealthy and poor people as well.

Pleasant Hill is a somewhat ethnically-diverse city. The people who call Pleasant Hill home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Pleasant Hill residents report their race to be White, followed by Black or African-American. Important ancestries of people in Pleasant Hill include German, Irish, English, Norwegian, and Dutch.

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