Butler Pa Population 2024. 38,550), including age, race, sex, income, poverty, marital status, education and more. Its largest annual population increase was 3% between 2019 and 2020.
Graph and download economic data for resident population in butler county, pa (pabutl0pop) from 1970 to 2023 about butler county, pa; Butler has a 2024 population of 12,970.