 |
| Polk County
DEMOGRAPHIC CHARACTERISTICS
|
| Population |
Census |
|
Five Year Projection |
| |
2000 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Population by Age Group |
| | | |
| | |
| Under 17 |
3689.00 |
3856.00 |
3894.00 |
3955.00 |
4018.00 |
4097.00 |
4183.00 |
| 18-34 |
3009.00 |
3273.00 |
3313.00 |
3365.00 |
3414.00 |
3451.00 |
3476.00 |
| 35-54 |
5151.00 |
5483.00 |
5591.00 |
5643.00 |
5711.00 |
5762.00 |
5807.00 |
| 55-74 |
4114.00 |
4489.00 |
4626.00 |
4783.00 |
4913.00 |
5079.00 |
5259.00 |
| 75 and older |
2361.00 |
2440.00 |
2472.00 |
2506.00 |
2551.00 |
2573.00 |
2592.00 |
| Total
| 18324 |
19541 |
19896 |
20252 |
20607 |
20962 |
21317 |
| Percent Distribution by Age Group |
| | | |
| | |
| Under 17 |
0.20 |
0.20 |
0.20 |
0.20 |
0.19 |
0.20 |
0.20 |
| 18-34 |
0.16 |
0.17 |
0.17 |
0.17 |
0.17 |
0.16 |
0.16 |
| 35-54 |
0.28 |
0.28 |
0.28 |
0.28 |
0.28 |
0.27 |
0.27 |
| 55-74 |
0.22 |
0.23 |
0.23 |
0.24 |
0.24 |
0.24 |
0.25 |
| 75 and older |
0.13 |
0.12 |
0.12 |
0.12 |
0.12 |
0.12 |
0.12 |
| Median Age |
44.93 |
45.20 |
45.39 |
45.58 |
45.80 |
45.98 |
46.20 |
| Households |
| Number |
7887.00 |
8409.00 |
8582.20 |
8755.40 |
8928.60 |
9101.80 |
9275.00 |
| Median Household Income |
36259.00 |
36860.00 |
38302.20 |
39744.40 |
41186.60 |
42628.80 |
44071.00 |
| Household
Income Distribution |
2000 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Under $35,000 |
3800.00 |
1926.00 |
1844.60 |
1763.20 |
1681.80 |
1600.40 |
1519.00 |
| $35,001-$50,000 |
1523.00 |
1208.00 |
1199.20 |
1190.40 |
1181.60 |
1172.80 |
1164.00 |
| $50,001-$75,000 |
1433.00 |
1363.00 |
1386.80 |
1410.60 |
1434.40 |
1458.20 |
1482.00 |
| $75,000
and up |
1131.00 |
1148.00 |
1307.80 |
1467.60 |
1627.40 |
1787.20 |
1947.00 |
| Population Growth and Net Migration |
Population 2000 |
Population 1990 |
Population Growth |
Natural Growth |
Net Migration |
| Number/Percent |
18324.00 |
|
3866.00 |
-671.00 |
0.27 |
4537.00 |
0.31 |
| Workforce Education
Attainment (25-64 Years of Age) |
Percentage |
| Under 12 Years |
19 |
| 12 Years |
28 |
| Some College |
21 |
| Associate Degrees |
6 |
| Subtotal |
0 |
| College Graduates |
|
| 16 Years + |
10 |
| 16 Years Only |
16 |
| Total |
100 |
|
|
