Last official estimated population of West Alton city (St. Charles County**, Missouri state) was 528 (year 2014)[1]. This was 0% of total US population and 0.01% of total Missouri state population. Area of West Alton city is 37.1 mi² (=96 km²)[6], in this year population density was 14.25 p/mi². If population growth rate would be same as in period 2010-2014 (+0.29%/yr), West Alton city population in 2024 would be 543*.
Historical population of West Alton city for period 1990-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1990-2000] -6.18 %/yr
[2000-2005] -0.64 %/yr
[2005-2010] -1.22 %/yr
[2010-2014] +0.29 %/yr
• Florissant city population
7.9 mi, 236°
• Alton city
3.8 mi, 44°
• Godfrey village
6.3 mi, 350°
• Bellefontaine Neighbors city
7.7 mi, 189°
• Wood River city
6.8 mi, 89°
• Black Jack city
5.5 mi, 215°
• East Alton village
5.4 mi, 74°
• Riverview village
8.2 mi, 182°
• South Roxana village
8 mi, 111°
• Hartford village
6.9 mi, 119°
*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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