Origin
Highlands Ranch, CO
Morning in Highlands Ranch on Friday
Local time
9:05 AM
MDT
Current temp
77°F
Unavailable
Live forecast
Trip from Highlands Ranch, CO to Castle Rock, CO
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
26m
Distance
19.8 mi
32 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$3
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 24m
★
6 AM
0h 27m
8 AM
0h 31m
10 AM
0h 28m
12 PM
0h 28m
3 PM
0h 29m
5 PM
0h 31m
8 PM
0h 25m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Highlands Ranch, CO
Wikimedia Commons
Castle Rock, CO
Wikimedia Commons
Trip Overview
This short 19.8-mile drive from Highlands Ranch to Castle Rock, Colorado, is designed for efficiency, taking only about 26 minutes. Primarily utilizing I-25 and CO 470, it's a swift journey through the Mountain West region. With a highway share of 82%, expect a focused driving experience. The estimated fuel cost is a low $3, making this an economical option for a quick trip. Given its brevity, this route is perfectly suited as a single-day excursion, requiring no overnight stays.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 26m. Total distance: 19.8 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
26m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (82%). Some complex stretches to watch for.
Drive Character
This is an 82% highway-focused drive, meaning you'll spend most of your time on faster-paced roads like I-25 and CO 470. The longest uninterrupted stretch is 11.7 miles on I-25, offering a consistent speed for much of the journey. You'll encounter sections of South University Boulevard, which may introduce slightly different road conditions compared to the interstate. Overall, anticipate a drive characterized by efficiency and open road segments.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 15 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 25 is the longest continuous segment at about 11.7 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 25 and CO 470. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.1 miles in near East Thistle Ridge Road.
Driving Effort
8/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 12 decision points packed into just 19.8 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 26m.
Where does it get tricky?
The main spots that need attention: at 0.1 miles (East Thistle Ridge Road): Navigation decision point; at 6.3 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 6.4 miles: Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 12 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
5
0.1 mi into trip
|
~0m in
|
East Thistle Ridge Road
Turn right onto East Thistle Ridge Road
Navigation decision point
6
6.3 mi into trip
|
~9m in
Take the exit toward I 25 North, I 25 South: Denver, Colorado Springs
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 26
Toward I 25 North, I 25 South: Denver, Colorado...
8
6.4 mi into trip
|
~10m in
Keep slight right at fork toward I 25 South: Colorado Springs
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight right lane.
Exit 26
Toward I 25 South: Colorado Springs
8
18.8 mi into trip
|
~23m in
Take the exit toward Wilcox Street, Wolfensberger Road
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 182
Toward Wilcox Street, Wolfensberger Road
6
19.5 mi into trip
|
~25m in
|
5th Street
Turn left onto 5th Street
Lane positioning matters here
Use the left lane.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Highlands Ranch, CO to Castle Rock, CO, road signs begin pointing toward Colorado Springs along the way.
Colorado Springs
6.3 mi in
|
~9m
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 25 | 11.7 mi | 12m |
| CO 470 | 4.4 mi | 5m |
| South University Boulevard | 0.6 mi | 1m |
| Venneford Ranch Road | 0.5 mi | 1m |
| North Wilcox Street | 0.4 mi | 1m |
| East Thistle Ridge Road | 0.3 mi | 1m |
| 5th Street | 0.2 mi | <1m |
| North Cantril Street | 0.2 mi | <1m |
Longest stretch:
I 25
— 11.7 mi, about 12m
Turn-by-Turn Driving Directions
Step-by-step road directions between Highlands Ranch, CO and Castle Rock, CO.
1
Start on South Wild Iris Run
351 ft
·
18 sec
·
South Wild Iris Run
2
Turn right onto East Thistle Ridge Road
0.3 mi
·
1 min
·
East Thistle Ridge Road
3
Turn left onto Venneford Ranch Road
0.5 mi
·
1 min
·
Venneford Ranch Road
4
Turn left onto South University Boulevard
0.6 mi
·
1 min
·
South University Boulevard
Use the left lane.
5
Take the ramp
0.4 mi
·
48 sec
Toward CO 470 East
6
Merge onto CO 470
4.4 mi
·
5 min
·
CO 470
Use the straight / slight right lanes.
7
Take the exit
0.2 mi
·
10 sec
Exit 26
Toward I 25 North, I 25 South: Denver, Colorado Springs
8
Keep slight right at fork
0.6 mi
·
1 min
Exit 26
Toward I 25 South: Colorado Springs
Use the slight right lane.
9
Merge onto I 25
12 mi
·
12 min
·
I 25
Use the straight / slight right lanes.
10
Take the exit
0.2 mi
·
31 sec
Exit 182
Toward Wilcox Street, Wolfensberger Road
Use the straight / slight right lanes.
11
Turn left onto East Wolfensberger Road
432 ft
·
20 sec
·
East Wolfensberger Road
Use the left / straight / right lanes.
12
Continue on North Wilcox Street
0.4 mi
·
1 min
·
North Wilcox Street
13
Turn left onto 5th Street
0.2 mi
·
37 sec
·
5th Street
Use the left lane.
14
Turn right onto North Cantril Street
0.2 mi
·
28 sec
·
North Cantril Street
15
Arrive at destination
North Cantril Street
Fuel & Cost
Regular Gas
$2.98 one way
$5.97 round trip
$3.83/gal
25.4 MPG avg
7 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.05 | $3.16 | $6.32 |
| premium | $4.39 | $3.43 | $6.85 |
| diesel | $5.61 | $4.37 | $8.74 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$3
Estimated CO2 emission: 6.9 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 71% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 5.9 | 0 | $2.08 | $0.95 |
| Efficient EV | 5 | 0 | $1.73 | $0.79 |
| EV Truck/SUV | 7.9 | 0 | $2.77 | $1.27 |
Gas CO2
7 kg
EV CO2
2 kg (71% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Castle Rock, CO
Morning in Castle Rock on Friday
Local time
9:05 AM
MDT
Current temp
73°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
4 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
26m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Highlands Ranch, CO to Castle Rock, CO covers 19.8 miles and takes about 26m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 25, CO 470, South University Boulevard. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 9.9 miles from Highlands Ranch, CO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $2.98 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a short but busy drive. With 12 decision points packed into just 19.8 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 26m.
The main spots that need attention: at 0.1 miles (East Thistle Ridge Road): Navigation decision point; at 6.3 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 6.4 miles: Highway fork - watch signs carefully. Lane positioning matters here.
On the drive from Highlands Ranch, CO to Castle Rock, CO, road signs begin pointing toward Colorado Springs along the way.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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