Last official estimated population of Garwin city (Tama County**, Iowa state) was 512 (year 2014)[1]. This was 0% of total US population and 0.02% of total Iowa state population. Area of Garwin city is 1.0 mi² (=2.6 km²)[6], in this year population density was 508.95 p/mi². If population growth rate would be same as in period 2010-2014 (-0.72%/yr), Garwin city population in 2026 would be 470*.
Historical population of Garwin city for period 1880-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1880-1900] +8.1 %/yr
[1900-1910] -1 %/yr
[1910-1920] +3.28 %/yr
[1920-1930] -2.62 %/yr
[1930-1940] +1.4 %/yr
[1940-1950] +0.02 %/yr
[1950-1960] +0.53 %/yr
[1960-1970] +0.31 %/yr
[1970-1980] +1.07 %/yr
[1980-1990] -1.6 %/yr
[1990-2000] +0.58 %/yr
[2000-2005] -0.39 %/yr
[2005-2010] -0.99 %/yr
[2010-2014] -0.72 %/yr
• Marshalltown city population
12.3 mi, 
250°
• Tama city
10.5 mi, 
149°
• Toledo city
8.8 mi, 
144°
• Traer city
12.9 mi, 
58°
• Conrad city
13.4 mi, 
311°
• Le Grand city
7.8 mi, 
219°
• Gladbrook city
6.7 mi, 
343°
• Montour city
8 mi, 
193°
• Beaman city
11.4 mi, 
319°
• Lincoln city
11.8 mi, 
356°
*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
Page generated in 0.093 seconds© 2016 population.us | Terms of use | Contact
Population.us
