Last official estimated population of Oskaloosa city (Mahaska County**, Iowa state) was 11,541 (year 2014)[1]. This was 0.004% of total US population and 0.37% of total Iowa state population. Area of Oskaloosa city is 8.0 mi² (=20.7 km²)[6], in this year population density was 1,442.08 p/mi². If population growth rate would be same as in period 2010-2014 (+0.17%/yr), Oskaloosa city population in 2024 would be 11,738*.
Historical population of Oskaloosa city for period 1850-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1850-1860] +21.53 %/yr
[1860-1870] -3.11 %/yr
[1870-1880] +3.68 %/yr
[1880-1890] +3.61 %/yr
[1890-1900] +3.46 %/yr
[1900-1910] +0.27 %/yr
[1910-1920] -0.04 %/yr
[1920-1930] +0.71 %/yr
[1930-1940] +0.86 %/yr
[1940-1950] +0.09 %/yr
[1950-1960] -0.06 %/yr
[1960-1970] +0.15 %/yr
[1970-1980] -0.21 %/yr
[1980-1990] -0.24 %/yr
[1990-2000] +0.32 %/yr
[2000-2005] +0.46 %/yr
[2005-2010] +0.22 %/yr
[2010-2014] +0.17 %/yr
• New Sharon city population
12.3 mi, 357°
• Eddyville city
9.2 mi, 176°
• Fremont city
12.1 mi, 117°
• Beacon city
2.4 mi, 240°
• University Park city
1.4 mi, 108°
• Bussey city
14 mi, 244°
• Kirkville city
12.6 mi, 145°
• Rose Hill city
9.4 mi, 78°
• Leighton city
8.2 mi, 293°
• Keomah Village city
5.4 mi, 92°
*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
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