Colorado County Map With Cities
Complete list of all 64 counties in Colorado with population, area, and median income — plus a free printable blank map.
Tap or click any county for details. Need a printable version? Blank Colorado county map (PDF/PNG/SVG).
All 64 Colorado counties
| County | Largest City | Population ▼ | Area | Median Income | Cities |
|---|---|---|---|---|---|
| El Paso | Colorado Springs | 738,696 | 2,127 mi² | $96,298 | 11 |
| Denver | Denver | 725,116 | 153 mi² | $98,731 | 1 |
| Arapahoe | Aurora | 605,473 | 798 mi² | $106,321 | 5 |
| Jefferson | Arvada | 600,818 | 764 mi² | $110,237 | 14 |
| Adams | Brighton | 550,721 | 1,168 mi² | $97,855 | 12 |
| Weld | Greeley | 396,054 | 3,987 mi² | $103,014 | 34 |
| Douglas | Parker | 373,996 | 840 mi² | $152,846 | 8 |
| Larimer | Fort Collins | 356,212 | 2,596 mi² | $93,201 | 14 |
| Boulder | Longmont | 285,786 | 726 mi² | $106,122 | 13 |
| Pueblo | Pueblo | 169,167 | 2,386 mi² | $65,935 | 6 |
| Mesa | Grand Junction | 157,719 | 3,329 mi² | $76,960 | 12 |
| Broomfield | Broomfield | 81,344 | 33 mi² | $130,903 | 1 |
| La Plata | Durango | 57,040 | 1,692 mi² | $84,065 | 5 |
| Fremont | Canon City | 49,496 | 1,533 mi² | $64,167 | 9 |
| Garfield | Glenwood Springs | 49,285 | 2,948 mi² | $97,424 | 7 |
| Montrose | Montrose | 45,147 | 2,241 mi² | $72,281 | 7 |
| Eagle | Edwards | 43,963 | 1,685 mi² | $100,352 | 10 |
| Summit | Breckenridge | 31,352 | 608 mi² | $108,585 | 4 |
| Clear Creek | Evergreen | 30,275 | 395 mi² | $140,663 | 6 |
| Delta | Delta | 30,156 | 1,142 mi² | $57,074 | 8 |
| Morgan | Fort Morgan | 29,658 | 1,280 mi² | $73,487 | 7 |
| Pitkin | Carbondale | 29,012 | 971 mi² | $104,305 | 6 |
| Teller | Woodland Park | 25,650 | 557 mi² | $88,772 | 5 |
| Routt | Steamboat Springs | 25,112 | 2,362 mi² | $108,891 | 9 |
| Elbert | Elizabeth | 24,574 | 1,851 mi² | $127,713 | 7 |
| Montezuma | Cortez | 21,244 | 2,030 mi² | $63,888 | 7 |
| Logan | Sterling | 20,884 | 1,839 mi² | $54,056 | 8 |
| Rio Blanco | Rifle | 20,500 | 3,221 mi² | $76,582 | 3 |
| Chaffee | Salida | 20,244 | 1,013 mi² | $85,656 | 6 |
| Otero | La Junta | 17,004 | 1,262 mi² | $53,999 | 5 |
| Gunnison | Gunnison | 16,527 | 3,239 mi² | $84,563 | 9 |
| Alamosa | Alamosa | 16,492 | 723 mi² | $55,275 | 3 |
| Park | Bailey | 16,274 | 2,194 mi² | $96,334 | 10 |
| Grand | Granby | 15,547 | 1,846 mi² | $90,446 | 8 |
| Las Animas | Trinidad | 14,379 | 4,773 mi² | $55,878 | 9 |
| Archuleta | Pagosa Springs | 13,501 | 1,350 mi² | $83,533 | 3 |
| Moffat | Craig | 13,220 | 4,743 mi² | $74,600 | 4 |
| Prowers | Lamar | 11,340 | 1,638 mi² | $55,919 | 4 |
| Rio Grande | Monte Vista | 11,158 | 912 mi² | $63,375 | 4 |
| Yuma | Yuma | 9,858 | 2,364 mi² | $60,705 | 7 |
| San Miguel | Telluride | 8,625 | 1,287 mi² | $80,231 | 5 |
| Huerfano | Walsenburg | 8,487 | 1,591 mi² | $60,834 | 4 |
| Dolores | Dolores | 7,757 | 1,067 mi² | $75,838 | 5 |
| Lake | Leadville | 7,380 | 377 mi² | $96,338 | 3 |
| Kit Carson | Burlington | 7,158 | 2,161 mi² | $70,184 | 6 |
| Lincoln | Limon | 6,914 | 2,578 mi² | $58,812 | 6 |
| Saguache | Center | 6,884 | 3,169 mi² | $52,226 | 6 |
| Bent | Las Animas | 6,100 | 1,513 mi² | $51,374 | 5 |
| Conejos | La Jara | 5,895 | 1,287 mi² | $51,924 | 6 |
| Crowley | Ordway | 5,604 | 787 mi² | $51,424 | 4 |
| Custer | Westcliffe | 5,287 | 739 mi² | $70,203 | 2 |
| Gilpin | Black Hawk | 5,194 | 150 mi² | $91,788 | 3 |
| Costilla | Sanford | 5,174 | 1,227 mi² | $41,254 | 6 |
| Phillips | Holyoke | 4,779 | 688 mi² | $65,827 | 4 |
| Ouray | Ridgway | 4,437 | 542 mi² | $89,039 | 2 |
| Washington | Akron | 4,288 | 2,518 mi² | $64,508 | 6 |
| Baca | Springfield | 3,440 | 2,555 mi² | $46,878 | 6 |
| Sedgwick | Julesburg | 2,299 | 548 mi² | $55,768 | 3 |
| Cheyenne | Cheyenne Wells | 1,739 | 1,778 mi² | $69,576 | 4 |
| Kiowa | Eads | 1,386 | 1,768 mi² | $58,438 | 4 |
| Jackson | Walden | 1,372 | 1,614 mi² | $49,990 | 4 |
| Hinsdale | Lake City | 912 | 1,117 mi² | $79,000 | 1 |
| Mineral | Creede | 727 | 876 mi² | $54,730 | 1 |
| San Juan | Silverton | 651 | 387 mi² | $62,317 | 1 |
How many counties does Colorado have?
Colorado has 64 counties covering 103,643 square miles and roughly 5,862,483 residents. The state was admitted to the Union in 1876 as the 38th state, and the current county boundaries reflect more than a century of administrative subdivision.
The largest county by land area is Las Animas County at 4,773 square miles, home to about 14,379 residents. The most populous is El Paso County with approximately 738,696 residents — a density of about 347 people per square mile.
At the other end of the scale, San Juan County has only about 651 residents.
Denver is both the state capital and the largest city in Colorado.
Related resources
Download a printable outline of Colorado’s county boundaries from our blank map of Colorado page — available in SVG, PNG, and PDF.
Use the What County Am I In? tool to detect which Colorado county a GPS location or address falls in, or the Address to County Lookup for batch input.
For demographic radius analysis, the Find ZIP Codes in Radius and Population Within Radius tools let you draw a circle around any Colorado address and see every ZIP code and the total population inside.
Two SimpleMapLab studies cover Colorado specifically: the 100-mile radius around Denver measures how much of the state lives within 100 miles of its capitol, and the loneliest town in Colorado ranks the state’s most isolated inhabited place. The county-counts blog post puts Colorado’s 64 counties in national context.
Frequently asked questions
Population and demographics are aggregated from ZIP-code-level US Census data via the SimpleMaps dataset. Countiesboundaries are from the US Atlas TopoJSON build of the Census Bureau’s TIGER/Line shapefiles. Land area is from the Census Gazetteer. State counts follow the US Census Bureau’s definition of counties and county-equivalents (50 states + DC = 3,144). All sources are public domain.