Last official estimated population of Crystal Lake city (Hancock County**, Iowa state) was 246 (year 2014)[1]. This was 0% of total US population and 0.01% of total Iowa state population. Area of Crystal Lake city is 0.3 mi² (=0.7 km²)[6], in this year population density was 964.71 p/mi². If population growth rate would be same as in period 2010-2014 (-0.4%/yr), Crystal Lake city population in 2024 would be 236*.
Historical population of Crystal Lake city for period 1900-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1900-1910] -5.28 %/yr
[1910-1920] +2.94 %/yr
[1920-1930] +3.56 %/yr
[1930-1940] +1.06 %/yr
[1940-1950] -0.51 %/yr
[1950-1960] -0.69 %/yr
[1960-1970] +0.33 %/yr
[1970-1980] +1.3 %/yr
[1980-1990] -2.61 %/yr
[1990-2000] +1.8 %/yr
[2000-2005] -1.21 %/yr
[2005-2010] -1.6 %/yr
[2010-2014] -0.4 %/yr
• Forest City city population
8.2 mi, 73°
• Garner city
12.8 mi, 131°
• Britt city
8.7 mi, 183°
• Buffalo Center city
13.8 mi, 326°
• Thompson city
10.2 mi, 5°
• Klemme city
17.6 mi, 146°
• Titonka city
12.6 mi, 274°
• Wesley city
13.7 mi, 227°
• Leland city
11.2 mi, 46°
• Woden city
6 mi, 275°
*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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