Columbia Demographics

Population
9,948
% Male
48
% Female
52
Median Age
40.57
Households
3,875
Family
2,768
Non-Family
185
With Children
1200
No Children
1,568
Average Household Size
2.541
Median household income
$65,334
Average household income
$81,267
Per capita income
$31,923
Median Disposable Income
$55,313