Last official estimated population of Placentia city (Orange County**, California state) was 52,397 (year 2014)[1]. This was 0.016% of total US population and 0.13% of total California state population. Area of Placentia city is 6.6 mi² (=17.2 km²)[6], in this year population density was 7,905.40 p/mi². If population growth rate would be same as in period 2010-2014 (+0.91%/yr), Placentia city population in 2024 would be 57,363*.
Historical population of Placentia city for period 1930-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1930-1940] -0.87 %/yr
[1940-1950] +1.34 %/yr
[1950-1960] +13.3 %/yr
[1960-1970] +14.11 %/yr
[1970-1980] +4.79 %/yr
[1980-1990] +1.6 %/yr
[1990-2000] +1.26 %/yr
[2000-2005] +0.93 %/yr
[2005-2010] +0.72 %/yr
[2010-2014] +0.91 %/yr
• Anaheim city population
5.7 mi, 108°
• Orange city
6.5 mi, 183°
• Fullerton city
4.2 mi, 274°
• Chino Hills city
8.5 mi, 60°
• Yorba Linda city
4.7 mi, 85°
• La Habra city
6.4 mi, 300°
• Diamond Bar city
8.6 mi, 14°
• Brea city
3.5 mi, 359°
• Villa Park city
5.1 mi, 149°
• La Habra Heights city
7.6 mi, 314°
*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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