How far is Boulder, CO from Fort Carson, CO?
The driving distance from Boulder, CO to Fort Carson, CO is about 105.1 miles (169.2 km), with a travel time of about 02h 05m by car.
- The straight-line flight distance is about 92 miles (148 km).
- For a round trip, plan for roughly 04h 10m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 02h 05m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Douglas County, Colorado, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Boulder and Fort Carson.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boulder and Fort Carson.
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1
Start on the route
27 m · 7 sec
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2
Turn right onto 19th Street
44 m · 14 sec · 19th Street
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3
Turn left onto Arapahoe Avenue
3210 ft · 2 min · Arapahoe Avenue
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4
Turn right onto 28th Street
1.2 km · 2 min · 28th Street
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5
Turn straight onto Denver–Boulder Turnpike
3.4 mi · 4 min · Denver–Boulder Turnpike
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6
Keep slight right to continue on Denver–Boulder Turnpike
1.7 mi · 2 min · Denver–Boulder Turnpike
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7
Keep slight right to continue on Denver–Boulder Turnpike
2.6 mi · 3 min · Denver–Boulder Turnpike
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8
Keep slight right to continue on Denver–Boulder Turnpike
2.4 mi · 3 min · Denver–Boulder Turnpike
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9
Keep slight right to continue on Denver–Boulder Turnpike
2.2 mi · 3 min · Denver–Boulder Turnpike
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10
Keep slight right to continue on Denver–Boulder Turnpike
1.9 mi · 2 min · Denver–Boulder Turnpike
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11
Keep slight right to continue on Denver–Boulder Turnpike
2.5 mi · 3 min · Denver–Boulder Turnpike
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12
Keep slight right to continue on Denver–Boulder Turnpike
2 mi · 2 min · Denver–Boulder Turnpike
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13
Keep slight right to continue on Denver–Boulder Turnpike
1.1 mi · 1 min · Denver–Boulder Turnpike
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14
Take the exit slight right toward I 25 south: Denver
2497 ft · 47 sec
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15
Continue on I 25 south: Denver
2037 ft · 34 sec
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16
Merge slight left onto North Valley Highway
68.1 mi · 1 hr 15 min · North Valley Highway
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17
Continue on Monument Valley Freeway
7.8 mi · 9 min · Monument Valley Freeway
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18
Take the exit slight right toward CO 115 South: Tejon Street, Nevada Avenue
2749 ft · 1 min
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19
Turn right onto South Nevada Avenue
5.4 mi · 8 min · South Nevada Avenue
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20
Turn left onto Nelson Boulevard
785 ft · 29 sec · Nelson Boulevard
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21
Keep slight left to continue on Nelson Boulevard
31 m · 3 sec · Nelson Boulevard
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22
Keep slight left to continue on Nelson Boulevard
648 ft · 18 sec · Nelson Boulevard
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23
Enter the roundabout and take exit 2 toward Nelson Boulevard
43 m · 4 sec · Nelson Boulevard
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24
Exit the roundabout onto Nelson Boulevard
2873 ft · 1 min · Nelson Boulevard
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25
Turn right onto Wetzel Avenue
2262 ft · 1 min · Wetzel Avenue
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26
Turn left onto Prussman Avenue
13 m · 1 sec · Prussman Avenue
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27
Arrive at your destination
0 m · 1 sec · Prussman Avenue
Car Route Details
A richer read on the saved driving route between Boulder and Fort Carson.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
North Valley Highway
Merge slight left onto North Valley Highway
68.1 mi · 01h 15m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Boulder and Mostly Sunny near Fort Carson.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boulder to Fort Carson?
The road trip is about 105.1 miles (169.2 km) and usually takes 02h 05m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Castle Pines is a useful midpoint, sitting about 52.6 miles from Boulder and 52.6 miles from Fort Carson.
How much longer is the road route than the straight-line distance?
The direct path is about 92 miles (148 km), while the road route adds roughly 13.1 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 2:20 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.72 one way or $27.44 round trip. Estimated CO2 is about 33 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Boulder and Mostly Sunny near Fort Carson.
Stop Ideas Near Castle Pines
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Littleton
Greenwood Village City Hall
Town Hall Arts Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Castle Pines.
Denver (Bus Station), Colorado
Union Station
Pine Junction, CO
Colorado Springs, Colorado
Flight Path Map
This map shows the direct air route between Boulder and Fort Carson. Straight-line distance: 91.94 mi (147.96 km).
#1 Boulder
The most populous city in Boulder County, Colorado.
| Population | 107,645 |
| Coordinates | 40.0149900, -105.2705500 |
| Altitude | 1624 |
| Country | United States |
#2 Fort Carson
United States Army installation
| Population | 13,813 |
| Coordinates | 38.7374900, -104.7888600 |
| Altitude | 1780 |
| Country | United States |
End: Fort Carson (-104.78886, 38.73749)
Estimated Travel Time
Distance: 169 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 30m |
| 40 mph (64.37 km/h) | 02h 37m |
| 50 mph (80.47 km/h) | 02h 06m |
| 60 mph (96.56 km/h) | 01h 45m |
| 70 mph (112.65 km/h) | 01h 30m |
| 80 mph (129 km/h) | 01h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $13.72 | $27.44 |
| Mid-grade | $4.08 | $15.15 | $30.30 |
| Premium | $4.39 | $16.29 | $32.58 |
| Diesel | $4.74 | $17.57 | $35.15 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Colorado · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.