Petroleum
Petroleum (Census-designated place, Indiana, United States): population 34 (2024), 73.5% aged 65+, unemployment 0.0%. Charts for every census 1990–2024, compared with Indiana and United States.
Petroleum (Census-designated place, Indiana, United States): population 34 (2024), 73.5% aged 65+, unemployment 0.0%. Charts for every census 1990–2024, compared with Indiana and United States.