Boulder County Info
All cities in Boulder county
All zip codes in Boulder county
Colorado State
USA
County
Boulder
State
Colorado(CO)
Cities
18
Zip Codes
36
Population
270,288
Census 2010:
278,858
Estimated:
270,288
Growth:
-3.17%
White
251,460
78.39%
Hispanic
33,755
10.52%
Asian
14,958
4.66%
Other
12,656
3.95%
Black
3,774
1.18%
Indian
3,661
1.14%
Hawaiian
504
0.16%
Gender and Age
Females
138,815
49.78
%
Males
140,043
50.22
%
Median age
39.96
Median age for females
40.77
Median age for males
39.42
Households
Total households
113,870
Persons per household
2.207894
Income per household
$45,284.05
Top Data By Zip Codes
View all Zip Codes data
Most Populated
80501
40,111
80503
31,890
80027
31,447
80026
27,233
80304
25,932
Least Populated
80455
191
80510
299
80481
333
80466
1,342
80540
2,742
Growing
80026
3%
80303
3%
80503
2%
80027
1%
80304
1%
Declining
80455
-160%
80466
-148%
80481
-71%
80540
-62%
80510
-40%
Younger Crowd
80302
25.00
80303
32.20
80305
35.00
80501
35.70
80516
36.70
Older Crowd
80510
55.10
80455
48.20
80540
47.30
80481
44.60
80503
42.20
Highest Income
80516
$74,940.00
80027
$73,047.00
80503
$71,605.00
80466
$61,786.00
80455
$60,833.00
Lowest Income
80302
$34,799.00
80510
$38,333.00
80501
$47,508.00
80303
$51,159.00
80301
$55,479.00
Time Zone
Time zone(s)
Mountain Standard Time, MST. GMT-7
Day light saving
Yes
Area Codes
303
,
720
,
970
Cities in Numbers
All Cities in Boulder County
Most Populated Cities in Boulder County
Least Populated Cities in Boulder County
Growing Cities in Boulder County
Declining Cities in Boulder County
Younger Crowd Cities in Boulder County
Older Crowd Cities in Boulder County
Highest Income Cities in Boulder County
Lowest Income Cities in Boulder County
Zip Codes in Numbers
All Zip Codes in Boulder County
Most Populated Zip Codes in Boulder County
Least Populated Zip Codes in Boulder County
Growing Zip Codes in Boulder County
Declining Zip Codes in Boulder County
Younger Crowd Zip Codes in Boulder County
Older Crowd Zip Codes in Boulder County
Highest Income Zip Codes in Boulder County
Lowest Income Zip Codes in Boulder County