Colorado ZIP Codes & Demographics
645 ZIP codes · 64 counties · 20+ cities
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 38.1 yrs |
|---|---|
| Avg HH Size | 2.21 |
| Below Poverty | 9.2% ▼ 8% below avg |
| College Grads | 53.9% ▲ 39% above avg |
| Unemployment | 4.5% ▼ 9% below avg |
| No HS Diploma | 55,829 (1.5%) |
| HS Graduate | 714,890 (18.9%) |
| Some College | 399,951 (10.6%) |
| Associates | 546,511 (14.5%) |
| Bachelors | 336,516 (8.9%) |
| Graduate Degree | 1,726,292 (45.7%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $97,396 ▲ 28% above avg |
|---|---|
| Median Home Value | $530,179 ▲ 90% above avg |
| Home/Income Ratio | 5.4x (nat avg ~3.5x) |
| Median Rent | $1,730/mo |
| Total Housing Units | 2,545,249 |
| Vacant Units | 219,534 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Colorado contains 645 ZIP codes across 64 counties. With an estimated population of 5,811,121 residents and a median age of 38.09 years, it is a middle-aged state in terms of demographics.
Economically, Colorado is broadly a middle-income state. The median household income of $97,396 is above the national average. The statewide unemployment rate is 4.5%, near the national average. Approximately 9.2% of residents live below the poverty line.
Colorado has a premium housing market overall, with a median home value of $530,179 — significantly above the national average. Median monthly rent across the state averages around $1,729. Homeownership stands at 67.3% statewide.
The population of Colorado is majority White (65.66%). Residents are broadly well-educated — 53.9% hold a bachelor's degree or higher, above the national average.
The 645 ZIP codes across Colorado vary widely in character — from dense urban cores to rural agricultural areas. Each of the 64 counties has its own economic profile, housing market, and demographic makeup. Browse by county below to find ZIP codes that match your specific needs, whether you're researching relocation, real estate, business demographics, or local government boundaries.
Looking for ZIP code data in Colorado? Every ZIP code page includes population counts, median household income, home values, rental rates, age distribution, race and ethnicity breakdown, education levels, commute data, and housing stock information — all sourced from the U.S. Census Bureau's American Community Survey.
| City | ZIPs | Population | Avg Income |
|---|---|---|---|
| Denver | 66 | 1,108,441 | $91,419 |
| Colorado Springs | 53 | 613,448 | $92,954 |
| Aurora | 17 | 463,814 | $91,942 |
| Littleton | 16 | 318,691 | $133,835 |
| Fort Collins | 9 | 201,525 | $88,340 |
| Pueblo | 12 | 161,607 | $62,811 |
| Longmont | 4 | 141,102 | $101,947 |
| Arvada | 7 | 138,109 | $116,507 |
| Boulder | 11 | 129,202 | $94,687 |
| Greeley | 6 | 117,473 | $67,863 |
| Broomfield | 4 | 115,617 | $126,551 |
| Englewood | 7 | 114,898 | $104,344 |
| Parker | 2 | 113,756 | $142,280 |
| Grand Junction | 7 | 112,115 | $76,378 |
| Castle Rock | 3 | 99,741 | $152,815 |
| Brighton | 3 | 99,643 | $119,364 |
| Loveland | 3 | 93,688 | $84,402 |
| Golden | 4 | 64,218 | $128,880 |
| Commerce City | 2 | 59,556 | $98,858 |
| Westminster | 4 | 52,295 | $84,104 |
| County | ZIPs | Population | Avg Income | Avg Home | Unemp. | College |
|---|---|---|---|---|---|---|
| Denver County | 55 | 762,348 | $93,970 | $611,875 | 4.3% | 62.0% |
| El Paso County | 66 | 733,919 | $92,775 | $436,510 | 4.8% | 48.9% |
| Arapahoe County | 28 | 602,646 | $101,670 | $544,994 | 4.8% | 52.8% |
| Jefferson County | 33 | 582,217 | $114,210 | $606,956 | 4.9% | 59.5% |
| Adams County | 26 | 544,398 | $97,013 | $468,572 | 4.2% | 38.0% |
| Weld County | 39 | 385,966 | $91,574 | $420,500 | 3.7% | 39.9% |
| Douglas County | 15 | 365,049 | $145,058 | $702,800 | 3.2% | 65.3% |
| Larimer County | 24 | 352,634 | $94,211 | $528,347 | 3.2% | 57.9% |
| Boulder County | 27 | 338,885 | $111,876 | $759,531 | 4.5% | 71.8% |
| Pueblo County | 17 | 168,671 | $63,810 | $258,183 | 5.6% | 39.9% |
| Mesa County | 19 | 157,483 | $83,281 | $439,664 | 4.6% | 36.7% |
| Garfield County | 8 | 67,236 | $88,409 | $530,866 | 3.4% | 43.4% |
| La Plata County | 7 | 56,822 | $83,936 | $488,260 | 3.5% | 48.9% |
| Eagle County | 13 | 53,723 | $90,696 | $949,720 | 6.4% | 59.9% |
| Fremont County | 11 | 49,450 | $56,662 | $281,375 | 4.1% | 29.0% |
| Montrose County | 10 | 43,490 | $82,056 | $338,271 | 4.2% | 28.5% |
| Delta County | 9 | 31,929 | $61,513 | $328,114 | 3.1% | 35.4% |
| Summit County | 5 | 31,624 | $103,232 | $854,550 | 3.5% | 59.5% |
| Morgan County | 8 | 29,744 | $75,973 | $311,887 | 3.9% | 27.2% |
| Broomfield County | 1 | 26,466 | $159,970 | $820,900 | 3.1% | 75.3% |
| Montezuma County | 8 | 26,229 | $70,939 | $359,750 | 4.1% | 34.7% |
| Teller County | 6 | 25,516 | $68,072 | $360,960 | 4.3% | 41.7% |
| Routt County | 9 | 24,873 | $100,535 | $561,366 | 2.2% | 62.1% |
| Elbert County | 6 | 23,336 | $106,685 | $507,600 | 3.9% | 43.5% |
| Logan County | 8 | 21,056 | $69,767 | $221,375 | 7.3% | 41.3% |
| Chaffee County | 6 | 19,932 | $80,811 | $583,200 | 4.4% | 46.0% |
| Otero County | 6 | 18,806 | $50,683 | $143,400 | 4.3% | 34.4% |
| Alamosa County | 4 | 16,551 | $57,547 | $212,400 | 5.7% | 45.3% |
| Gunnison County | 10 | 16,309 | $79,374 | $571,637 | 1.9% | 57.9% |
| Park County | 10 | 15,747 | $80,563 | $457,350 | 3.6% | 43.8% |
| Grand County | 8 | 15,006 | $86,113 | $573,962 | 2.5% | 49.6% |
| Las Animas County | 9 | 14,351 | $43,397 | $184,714 | 2.1% | 30.6% |
| Pitkin County | 6 | 14,345 | $106,182 | $1,464,225 | 0.4% | 64.1% |
| Archuleta County | 4 | 13,302 | $70,975 | $363,450 | 2.9% | 57.3% |
| Moffat County | 7 | 13,262 | $54,422 | $266,900 | 10.2% | 38.7% |
| Prowers County | 5 | 12,129 | $48,977 | $165,575 | 1.6% | 36.0% |
| Rio Grande County | 4 | 11,245 | $64,909 | $272,866 | 5.8% | 45.6% |
| Yuma County | 7 | 9,781 | $79,422 | $204,533 | 5.7% | 48.7% |
| San Miguel County | 5 | 8,073 | $82,661 | $690,840 | 3.4% | 64.7% |
| Conejos County | 7 | 7,433 | $51,920 | $148,066 | 3.7% | 27.6% |
| Lake County | 3 | 7,411 | $84,804 | $438,850 | 1.2% | 64.5% |
| Kit Carson County | 6 | 7,149 | $61,093 | $215,416 | 2.5% | 35.6% |
| Saguache County | 6 | 6,776 | $51,211 | $245,780 | 7.0% | 39.3% |
| Huerfano County | 3 | 6,720 | $51,935 | $278,200 | 4.8% | 48.3% |
| Rio Blanco County | 2 | 6,410 | $72,971 | $256,400 | 4.5% | 37.5% |
| Lincoln County | 6 | 5,761 | $54,966 | $204,640 | 1.1% | 34.9% |
| Crowley County | 5 | 5,695 | $46,805 | $93,550 | 4.2% | 18.3% |
| Clear Creek County | 5 | 5,548 | $68,051 | $417,200 | 3.6% | 46.6% |
| Bent County | 4 | 5,293 | $44,313 | $144,066 | 2.2% | 36.0% |
| Gilpin County | 3 | 5,292 | $73,049 | $496,033 | 8.3% | 60.3% |
| Custer County | 2 | 4,929 | $71,943 | $325,400 | 12.2% | 36.2% |
| Phillips County | 4 | 4,805 | $75,613 | $253,775 | 1.2% | 30.1% |
| Ouray County | 2 | 4,401 | $85,199 | $666,800 | 3.1% | 67.1% |
| Washington County | 6 | 4,324 | $52,777 | $215,333 | 1.9% | 30.4% |
| Costilla County | 5 | 3,503 | $43,459 | $171,450 | 2.9% | 32.5% |
| Baca County | 6 | 3,481 | $39,832 | $95,720 | 0.7% | 37.4% |
| Dolores County | 3 | 2,525 | $74,221 | $341,066 | 2.7% | 42.7% |
| Sedgwick County | 3 | 2,341 | $56,728 | $144,266 | 2.4% | 44.0% |
| Cheyenne County | 4 | 1,730 | $60,563 | $216,950 | 3.7% | 34.1% |
| Jackson County | 4 | 1,422 | $43,803 | $291,200 | 23.1% | 19.6% |
| Kiowa County | 4 | 1,366 | $56,331 | $118,150 | 0.0% | 34.4% |
| Hinsdale County | 1 | 845 | $67,750 | $456,500 | 1.7% | 53.8% |
| Mineral County | 1 | 786 | $52,461 | $404,800 | 7.4% | 57.1% |
| San Juan County | 1 | 626 | $72,639 | $402,900 | 7.3% | 47.8% |