Last official estimated population of Sidney city (Richland County**, Montana state) was 6,473 (year 2014)[1]. This was 0.002% of total US population and 0.63% of total Montana state population. Area of Sidney city is 3.0 mi² (=7.9 km²)[6], in this year population density was 2,125.78 p/mi². If population growth rate would be same as in period 2010-2014 (+5.67%/yr), Sidney city population in 2025 would be 11,877*.
Historical population of Sidney city for period 1900-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1900-1910] +16.49 %/yr
[1910-1920] +15.04 %/yr
[1920-1930] +3.68 %/yr
[1930-1940] +4.01 %/yr
[1940-1950] +2.96 %/yr
[1950-1960] +1.36 %/yr
[1960-1970] -0.05 %/yr
[1970-1980] +2.34 %/yr
[1980-1990] -0.93 %/yr
[1990-2000] -0.16 %/yr
[2000-2005] -0.93 %/yr
[2005-2010] +1.16 %/yr
[2010-2014] +5.67 %/yr
• Williston city population
40.7 mi, 36°
• Watford City city
41.9 mi, 81°
• Fairview town
10.9 mi, 29°
• Culbertson town
34 mi, 331°
• Alexander city
25.9 mi, 70°
• Bainville town
29.5 mi, 355°
• Brockton town
45.8 mi, 311°
• Froid town
45.4 mi, 340°
• Richey town
42.3 mi, 263°
• Arnegard city
34.4 mi, 79°
*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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