Population.us

Population of Marble Rock, IA

Last official estimated population of Marble Rock city (Floyd County**, Iowa state) was 303 (year 2014)^[1]. This was 0% of total US population and 0.01% of total Iowa state population. Area of Marble Rock city is 0.9 mi² (=2.2 km²)^[6], in this year population density was 349.48 p/mi². If population growth rate would be same as in period 2010-2014 (-0.33%/yr), Marble Rock city population in 2026 would be 291*.

Historical population

Historical population of Marble Rock city for period 1880-2014:

Marble Rock city on population map

Estimated population for 2014^[1]. Click on flag to hide it.

Population • Legends • Position

Settlements near Marble Rock city

• Charles City city population 12 mi, 54°
• Nora Springs city 14.3 mi, 330°
• Greene city 5.7 mi, 145°
• Allison city 15.2 mi, 166°
• Rockford city 7.3 mi, 326°
• Rudd city 11.4 mi, 350°
• Floyd city 13 mi, 29°
• Bristow city 13.3 mi, 188°
• Aredale city 11.4 mi, 217°
• Dougherty city 9 mi, 250°

Sources, notices

*Calculated by population.us from last known population growth rate, not official data.

**Some cities are placed on more than one county. Only 1 county is shown.

[1] Cities and Towns (Incorporated Places and Minor Civil Divisions) 2014, archived from the original, retrieved 02/23/2016

[2] City and Town Intercensal Estimates (2000-2010), archived from the original, retrieved 02/23/2016

[3] Places: 1990 and 1999 Populations, With Numeric and Percent Population Change, archived from the original, retrieved 02/23/2016

[4] Population of the 100 Largest Urban Places: 1980,

[5] Population of the 100 Largest Urban Places in history,

[6] Area, latitude longitude data, retrieved 02/23/2016

[7] Through the Decades, Overview 1790-2010, PDF, large files! >100 Mb