Last official estimated population of Louisville city (Boulder County**, Colorado state) was 20,112 (year 2014)[1]. This was 0.006% of total US population and 0.37% of total Colorado state population. Area of Louisville city is 8.1 mi² (=20.9 km²)[6], in this year population density was 2,492.19 p/mi². If population growth rate would be same as in period 2010-2014 (+2.28%/yr), Louisville city population in 2024 would be 25,204*.
Historical population of Louisville city for period 1880-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1880-1890] +2.85 %/yr
[1890-1900] +4.95 %/yr
[1900-1910] +5.85 %/yr
[1910-1920] +0.53 %/yr
[1920-1930] -0.68 %/yr
[1930-1940] +1.87 %/yr
[1940-1950] -0.22 %/yr
[1950-1960] +0.47 %/yr
[1960-1970] +1.51 %/yr
[1970-1980] +8.79 %/yr
[1980-1990] +8.41 %/yr
[1990-2000] +4.2 %/yr
[2000-2005] -0.47 %/yr
[2005-2010] -0.12 %/yr
[2010-2014] +2.28 %/yr
• Thornton city population
11.2 mi, 108°
• Arvada city
9.4 mi, 182°
• Westminster city
7.3 mi, 145°
• Boulder city
7 mi, 304°
• Broomfield city
5 mi, 103°
• Northglenn city
9.6 mi, 114°
• Lafayette city
2.9 mi, 52°
• Erie town
7.2 mi, 48°
• Superior town
2.8 mi, 197°
• Federal Heights city
9.9 mi, 137°
*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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