Marble Rock
Marble Rock (City, Iowa, United States): population 191 (2024), median household income US$65,625 (2024), 28.8% aged 65+, unemployment 5.7%. Charts for every census 1990–2024, compared with Iowa and United States.
Marble Rock (City, Iowa, United States): population 191 (2024), median household income US$65,625 (2024), 28.8% aged 65+, unemployment 5.7%. Charts for every census 1990–2024, compared with Iowa and United States.