How far is Castle Rock, CO from Aurora, CO?
The driving distance from Castle Rock, CO to Aurora, CO is about 28.5 miles (45.9 km), with a travel time of about 00h 31m by car.
- The straight-line flight distance is about 24.7 miles (39.8 km).
- For a round trip, plan for roughly 01h 02m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM MDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 31m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
The second most populous city in Arapahoe County, Colorado.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Castle Rock and Aurora.
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Rock and Aurora.
-
1
Start on North Cantril Street
27 m · 8 sec · North Cantril Street
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2
Turn left onto 3rd Street
641 ft · 23 sec · 3rd Street
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3
Exit the roundabout onto 3rd Street
135 m · 18 sec · 3rd Street
-
4
Turn right onto North Wilcox Street
2807 ft · 2 min · North Wilcox Street
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5
Take the ramp straight toward I 25 North
1715 ft · 42 sec
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6
Merge slight left
17.6 mi · 19 min
-
7
Take the exit slight right toward I 225 North: Aurora, Limon
828 ft · 14 sec
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8
Continue straight
536 ft · 7 sec
-
9
Keep slight left to continue on I 225 North: Limon
8.4 mi · 10 min
-
10
Take the exit slight right toward CO 30: 6th Avenue
1427 ft · 30 sec
-
11
Keep slight left to continue on CO 30: Colorado National Guard, Lowry Campus, 6th Avenue
43 m · 5 sec
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12
Turn left onto East 6th Avenue
2244 ft · 54 sec · East 6th Avenue
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13
Turn right onto Vaughn Street
78 m · 13 sec · Vaughn Street
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14
Turn right onto North Zion Street
155 m · 28 sec · North Zion Street
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15
Turn left onto North Vaughn Street
990 ft · 43 sec · North Vaughn Street
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16
Arrive at your destination
0 m · 1 sec · North Vaughn Street
Car Route Details
A richer read on the saved driving route between Castle Rock and Aurora.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
I 25 North
Merge slight left
17.6 mi · 00h 19m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Sunny leaving Castle Rock and Sunny near Aurora.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Castle Rock to Aurora?
The road trip is about 28.5 miles (45.9 km) and usually takes 00h 31m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Centennial is a useful midpoint, sitting about 14.2 miles from Castle Rock and 14.3 miles from Aurora.
How much longer is the road route than the straight-line distance?
The direct path is about 24.7 miles (39.8 km), while the road route adds roughly 3.8 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 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:28 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.73 one way or $7.47 round trip. Estimated CO2 is about 9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Castle Rock and Sunny near Aurora.
Stop Ideas Near Centennial
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Fairplay Park
Denver City Council
Town Hall Arts Center
City of Littleton
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Centennial.
Denver (Bus Station), Colorado
Union Station
Pine Junction, CO
Boulder, Colorado
Flight Path Map
This map shows the direct air route between Castle Rock and Aurora. Straight-line distance: 24.72 mi (39.78 km).
#1 Castle Rock
The most populous city in Douglas County, Colorado.
| Population | 70,567 |
| Coordinates | 39.3722100, -104.8560900 |
| Altitude | 1897 |
| Country | United States |
#2 Aurora
The third most populous city in Colorado and the center of the Denver metropolitan area.
| Population | 387,377 |
| Coordinates | 39.7294300, -104.8319200 |
| Altitude | 1648 |
| Country | United States |
End: Vaughn Street (-104.831848, 39.729486)
Estimated Travel Time
Distance: 46 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 56m |
| 40 mph (64.37 km/h) | 00h 42m |
| 50 mph (80.47 km/h) | 00h 34m |
| 60 mph (96.56 km/h) | 00h 28m |
| 70 mph (112.65 km/h) | 00h 24m |
| 80 mph (129 km/h) | 00h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $3.73 | $7.47 |
| Mid-grade | $4.08 | $4.12 | $8.25 |
| Premium | $4.39 | $4.43 | $8.87 |
| Diesel | $4.74 | $4.78 | $9.57 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.