Olean is a medium-sized city located in the state of New York. With a population of 13,650 people and four associated neighborhoods, Olean is the 137th largest community in New York. Olean has an unusually large stock of pre-World War II architecture, making it one of the older and more historic cities.

Residents of the city have the good fortune of having one of the shortest daily commutes compared to the rest of the country. On average, they spend only 16.58 minutes getting to work every day.

The percentage of people in Olean who are college-educated is somewhat higher than the average US community of 21.84%: 26.68% of adults in Olean have at least a bachelor's degree.

The per capita income in Olean in 2022 was $28,551, which is low income relative to New York, and lower middle income relative to the rest of the US. This equates to an annual income of $114,204 for a family of four. However, Olean contains both very wealthy and poor people as well.

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

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