| Timezone | Mountain Time |
| Area | 104,094.5 sq mi |
| Population | 5.4 million (More Details) |
|
| Male Population | 2,711,556 (50.1%) |
| Female Population | 2,699,009 (49.9%) |
| Median Age | 36.1 |
| Zip Codes | 80000, 80001, 80002 (644 more) |
| Area Codes | 303, 308, 435 (3 more) |
| Cities | 393 |
647 Zip Codes in Colorado
| Zip Code | City | Administrative Region | Population | Median Age | Area |
|---|
| 80000 | Denver | Colorado | — | — | — |
| 80001 | Arvada, Colorado | Colorado | — | — | — |
| 80002 | Arvada, Colorado | Colorado | 20,284 | 36.1 | 6.29 sq mi |
| 80003 | Arvada, Colorado | Colorado | 37,226 | 36.7 | 7.09 sq mi |
| 80004 | Arvada, Colorado | Colorado | 34,001 | 41.8 | 7.53 sq mi |
| 80005 | Arvada, Colorado | Colorado | 24,468 | 43.1 | 11.51 sq mi |
| 80006 | Arvada, Colorado | Colorado | — | — | — |
| 80007 | Arvada, Colorado | Colorado | 7,380 | 44.2 | 26.33 sq mi |
| 80010 | Aurora, Colorado | Colorado | 44,741 | 29.9 | 5.47 sq mi |
| 80011 | Aurora, Colorado | Colorado | 52,641 | 30.7 | 24.71 sq mi |
| 80012 | Aurora, Colorado | Colorado | 52,024 | 32.6 | 7.79 sq mi |
| 80013 | Aurora, Colorado | Colorado | 75,498 | 33.7 | 13.99 sq mi |
| 80014 | Aurora, Colorado | Colorado | 40,557 | 41.8 | 7.05 sq mi |
| 80015 | Aurora, Colorado | Colorado | 65,657 | 34.4 | 14.54 sq mi |
| 80016 | Aurora, Colorado | Colorado | 44,836 | 36.6 | 48.23 sq mi |
| 80017 | Aurora, Colorado | Colorado | 34,776 | 31.1 | 5.86 sq mi |
| 80018 | Aurora, Colorado | Colorado | 9,723 | 32.7 | 26.56 sq mi |
| 80019 | Aurora, Colorado | Colorado | 2,707 | 31.5 | 24.55 sq mi |
| 80020 | Broomfield, Colorado | Colorado | 55,050 | 37.2 | 20.07 sq mi |
| 80021 | Broomfield, Colorado | Colorado | 30,843 | 34.5 | 18.82 sq mi |
| 80022 | Commerce City, Colorado | Colorado | 46,563 | 30.8 | 46.32 sq mi |
| 80023 | Westminster, Colorado | Colorado | 17,978 | 38.7 | 17.81 sq mi |
| 80024 | Dupont, Colorado | Colorado | 101 | 33.1 | 1,001,948 sq ft |
| 80025 | Eldorado Springs, Colorado | Colorado | 496 | 45.1 | 11.72 sq mi |
| 80026 | Lafayette, Colorado | Colorado | 27,643 | 38.4 | 22.72 sq mi |
| 80027 | Louisville, Colorado | Colorado | 32,119 | 37.2 | 19.65 sq mi |
| 80030 | Westminster, Colorado | Colorado | 17,403 | 33.6 | 2.721 sq mi |
| 80031 | Westminster, Colorado | Colorado | 37,080 | 36.3 | 8.48 sq mi |
| 80033 | Wheat Ridge, Colorado | Colorado | 23,221 | 44 | 8.53 sq mi |
| 80034 | Wheat Ridge, Colorado | Colorado | — | — | — |
| 80035 | Westminster, Colorado | Colorado | — | — | — |
| 80036 | Westminster, Colorado | Colorado | — | — | — |
| 80037 | Commerce City, Colorado | Colorado | — | — | — |
| 80038 | Broomfield, Colorado | Colorado | — | — | — |
| 80040 | Aurora, Colorado | Colorado | — | — | — |
| 80041 | Aurora, Colorado | Colorado | — | — | — |
| 80042 | Aurora, Colorado | Colorado | — | — | — |
| 80044 | Aurora, Colorado | Colorado | — | — | — |
| 80045 | Aurora, Colorado | Colorado | 565 | 30.8 | 0.674 sq mi |
| 80046 | Aurora, Colorado | Colorado | — | — | — |
| 80047 | Aurora, Colorado | Colorado | — | — | — |
| 80101 | Agate, Colorado | Colorado | 444 | 49.9 | 234.9 sq mi |
| 80102 | Bennett, Colorado | Colorado | 6,082 | 40.3 | 298.5 sq mi |
| 80103 | Byers, Colorado | Colorado | 2,651 | 40.2 | 287.6 sq mi |
| 80104 | Castle Rock, Colorado | Colorado | 34,926 | 35.2 | 77.64 sq mi |
| 80105 | Deer Trail, Colorado | Colorado | 1,256 | 43.3 | 500.7 sq mi |
| 80106 | Elbert, Colorado | Colorado | 4,632 | 44.1 | 175.8 sq mi |
| 80107 | Elizabeth, Colorado | Colorado | 12,798 | 43.1 | 156 sq mi |
| 80108 | Castle Rock, Colorado | Colorado | 28,225 | 39.2 | 35.53 sq mi |
| 80109 | Castle Rock, Colorado | Colorado | 21,818 | 33.9 | 26.37 sq mi |
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Address Example
Colorado Demographic Information
| Population | 5.4 million |
| Population Density | 52.0 / mi² |
| Male Population | 2,711,556 (50.1%) |
| Female Population | 2,699,009 (49.9%) |
| Median Age | 36.1 |
| Male Median Age | 35.2 |
| Female Median Age | 37.1 |
| Businesses in Colorado | 453,302 |
| Population (1975) | 2,861,629 |
| Population (2000) | 4,324,388 |
| Population change from 1975 to 2015 | +89.1% |
| Population change from 2000 to 2015 | +25.1% |
Most populated cities in Colorado
