Population.us > Counties > Virginia > Fairfax County

Population of Fairfax County

Last official estimated population of Fairfax County was 1,086,723 (year 2014)[1]. This was 0.341% of total US population and 13% of total Virginia state population. Area of Fairfax County is 406.1 mi² (=1051.7 km²), in this year population density was 2,676.14 p/mi². If population growth rate would be same as in period 2010-2014 (+0.12%/yr), Fairfax County population in 2021 would be 1,095,523 [0].


Historical population

Historical population of Fairfax County for period 1790-2014 [1] , [2] , [3]:

Maps: Population, population density, population changes

Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.

PopulationDensityChangesLegendsPosition

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Annual growth rate

[1790-1800] +0.78 %/yr
[1800-1810] -0.16 %/yr
[1810-1820] -1.39 %/yr
[1820-1830] -2.12 %/yr
[1830-1840] +0.18 %/yr
[1840-1850] +1.32 %/yr
[1850-1860] +1.03 %/yr
[1860-1870] +0.91 %/yr
[1870-1880] +2.15 %/yr
[1880-1890] +0.39 %/yr
[1890-1900] +1.1 %/yr
[1900-1910] +1.01 %/yr
[1910-1920] +0.66 %/yr
[1920-1930] +1.42 %/yr
[1930-1940] +4.94 %/yr
[1940-1950] +9.19 %/yr
[1950-1960] +10.81 %/yr
[1960-1970] +5.16 %/yr
[1970-1980] +2.75 %/yr
[1980-1990] +3.21 %/yr
[1990-2000] +1.71 %/yr
[2000-2005] +1 %/yr
[2005-2010] +1.19 %/yr
[2010-2014] +0.12 %/yr

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Demography

Population of Fairfax County by age groups male (M) and female (F)[1b]

Age Gr. (M) (F) Total
0 to 4 38988 37349 76,337
5 to 9 38484 36706 75,190
10 to 14 38137 36605 74,742
15 to 19 37277 34945 72,222
20 to 24 34323 32968 67,291
25 to 29 39400 37262 76,662
30 to 34 42627 42515 85,142
35 to 39 40658 41559 82,217
40 to 44 41232 42933 84,165
45 to 49 41121 43207 84,328
50 to 54 42678 44350 87,028
55 to 59 38334 40286 78,620
60 to 64 30327 32776 63,103
65 to 69 23637 25251 48,888
70 to 74 15081 16648 31,729
75 to 79 9389 10982 20,371
80 to 84 6058 7822 13,880
85+ 5474 10149 15,623

Fairfax County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.

Race Male Female Total
NH 467925 483211 951,136
WAC 398812 395938 794,750
WA 380309 377552 757,861
NHWAC 311383 312376 623,759
NHWA 295460 296602 592,062
AAC 116101 126857 242,958
NHAAC 113973 124682 238,655
AA 103439 114442 217,881
NHAA 102464 113457 215,921
H 95300 91102 186,402
HWAC 87429 83562 170,991
HWA 84849 80950 165,799
BAC 60888 64724 125,612
NHBAC 56279 59864 116,143
BA 54904 58296 113,200
NHBA 51408 54609 106,017
TOM 19993 20014 40,007
NHTOM 17217 17188 34,405
IAC 7659 7355 15,014
HBAC 4609 4860 9,469
HIAC 4067 3656 7,723
IA 4019 3530 7,549
NHIAC 3592 3699 7,291
HBA 3496 3687 7,183
HTOM 2776 2826 5,602
HIA 2977 2542 5,519
HAAC 2128 2175 4,303
NAC 1439 1396 2,835
NHNAC 1061 1101 2,162
NHIA 1042 988 2,030
HAA 975 985 1,960
NA 561 479 1,040
NHNA 334 367 701
HNAC 378 295 673
HNA 227 112 339

Counties near Fairfax County

Montgomery County population 21.6 mi, 10°
Prince George's County 22.9 mi, 90°
District of Columbia 14.7 mi, 69°
Prince William County 14.2 mi, 231°
Arlington County 9.9 mi, 70°
Alexandria city 10.2 mi, 93°
Manassas city 12.7 mi, 243°
Fairfax city 2.1 mi, 319°
Manassas Park city 10.3 mi, 246°
Falls Church city 6.5 mi, 54°


Sources, notices

[0] Calculated by population.us from last known population growth rate, not official data.

[1] County population - 2014, archived from the original, retrieved 02/23/2016

[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016

[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016

[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016

[4] County area, latitude longitude data, retrieved 02/23/2016

[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016

See note 18 Virginia Notes

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