Grundy County Info
All cities in Grundy county
All zip codes in Grundy county
Iowa State
USA
County
Grundy
State
Iowa(IA)
Cities
19
Zip Codes
19
Population
8,032
Census 2010:
11,363
Estimated:
8,032
Growth:
-41.47%
White
11,271
97.59%
Hispanic
97
0.84%
Black
68
0.59%
Asian
40
0.35%
Other
35
0.30%
Indian
30
0.26%
Hawaiian
8
0.07%
Gender and Age
Females
5,759
50.68
%
Males
5,604
49.32
%
Median age
41.95
Median age for females
43.50
Median age for males
40.31
Households
Total households
4,706
Persons per household
2.486250
Income per household
$39,837.13
Top Data By Zip Codes
View all Zip Codes data
Most Populated
50638
3,173
50669
2,293
50624
1,041
50680
486
50621
485
Least Populated
50657
96
50609
231
50642
323
50621
485
50680
486
Growing
50657
100%
50638
-4%
50669
-6%
50624
-67%
50642
-79%
Declining
50621
-215%
50680
-125%
50609
-93%
50642
-79%
50624
-67%
Younger Crowd
50642
36.90
50624
41.80
50609
42.70
50621
42.90
50638
44.10
Older Crowd
50680
45.80
50669
44.90
50638
44.10
50621
42.90
50609
42.70
Highest Income
50624
$46,750.00
50621
$43,125.00
50642
$39,097.00
50638
$38,750.00
50609
$38,359.00
Lowest Income
50680
$34,500.00
50669
$37,335.00
50609
$38,359.00
50638
$38,750.00
50642
$39,097.00
Time Zone
Time zone(s)
Central Standard Time, CST. GMT-6
Day light saving
Yes
Area Codes
319
,
641
Cities in Numbers
All Cities in Grundy County
Most Populated Cities in Grundy County
Least Populated Cities in Grundy County
Growing Cities in Grundy County
Declining Cities in Grundy County
Younger Crowd Cities in Grundy County
Older Crowd Cities in Grundy County
Highest Income Cities in Grundy County
Lowest Income Cities in Grundy County
Zip Codes in Numbers
All Zip Codes in Grundy County
Most Populated Zip Codes in Grundy County
Least Populated Zip Codes in Grundy County
Growing Zip Codes in Grundy County
Declining Zip Codes in Grundy County
Younger Crowd Zip Codes in Grundy County
Older Crowd Zip Codes in Grundy County
Highest Income Zip Codes in Grundy County
Lowest Income Zip Codes in Grundy County