Last official estimated population of Jefferson city (Greene County**, Iowa state) was 4,276 (year 2014)[1]. This was 0.001% of total US population and 0.14% of total Iowa state population. Area of Jefferson city is 6.0 mi² (=15.6 km²)[6], in this year population density was 711.95 p/mi². If population growth rate would be same as in period 2010-2014 (-0.4%/yr), Jefferson city population in 2025 would be 4,092*.
Historical population of Jefferson city for period 1870-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1870-1880] +6.37 %/yr
[1880-1890] +2.65 %/yr
[1890-1900] +3.33 %/yr
[1900-1910] -0.49 %/yr
[1910-1920] +3.27 %/yr
[1920-1930] +0.04 %/yr
[1930-1940] +1.77 %/yr
[1940-1950] +0.57 %/yr
[1950-1960] +0.55 %/yr
[1960-1970] +0.36 %/yr
[1970-1980] +0.25 %/yr
[1980-1990] -1.02 %/yr
[1990-2000] +0.55 %/yr
[2000-2005] -0.74 %/yr
[2005-2010] -0.52 %/yr
[2010-2014] -0.4 %/yr
• Grand Junction city population
7.4 mi, 81°
• Scranton city
8.7 mi, 271°
• Churdan city
10.7 mi, 331°
• Bagley city
12.1 mi, 192°
• Rippey city
10.8 mi, 121°
• Paton city
12 mi, 32°
• Jamaica city
12.4 mi, 162°
• Ralston city
12.9 mi, 277°
• Dana city
9.6 mi, 49°
• Beaver city
12.4 mi, 83°
*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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