Last official estimated population of Grampian borough (Clearfield County**, Pennsylvania state) was 343 (year 2014)[1]. This was 0% of total US population and 0% of total Pennsylvania state population. Area of Grampian borough is 0.3 mi² (=0.7 km²)[6], in this year population density was 1,216.31 p/mi². If population growth rate would be same as in period 2010-2014 (-0.93%/yr), Grampian borough population in 2025 would be 310*.
Historical population of Grampian borough for period 1890-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1890-1900] +10.6 %/yr
[1900-1910] +1.05 %/yr
[1910-1920] +0.16 %/yr
[1920-1930] -2.36 %/yr
[1930-1940] +1.72 %/yr
[1940-1950] -0.7 %/yr
[1950-1960] -1.07 %/yr
[1960-1970] +3.37 %/yr
[1970-1980] -5.38 %/yr
[1980-1990] -0.71 %/yr
[1990-2000] +4.15 %/yr
[2000-2005] -4.62 %/yr
[2005-2010] -5.32 %/yr
[2010-2014] -0.93 %/yr
• DuBois city population
13.3 mi, 325°
• Clearfield borough
9.8 mi, 66°
• Curwensville borough
4.9 mi, 83°
• Sykesville borough
11.8 mi, 298°
• Mahaffey borough
8.7 mi, 223°
• Troutville borough
10.2 mi, 296°
• Glen Hope borough
12.8 mi, 150°
• Newburg borough
9.5 mi, 203°
• Lumber City borough
3 mi, 142°
• New Washington borough
11 mi, 205°
*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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