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Trip from Castle Rock, CO to Castlewood, CO

Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards

Drive Time

22m

Distance

16.6 mi

27 km

Drive Score

6/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$3

one way

EV Charging

Unknown

Best Time to Leave

Save up to 6 min
4 AM
0h 20m ★
6 AM
0h 22m
8 AM
0h 26m
10 AM
0h 24m
12 PM
0h 23m
3 PM
0h 24m
5 PM
0h 26m
8 PM
0h 21m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

county seat of Douglas County, Colorado, United States

Castle Rock, CO

Wikimedia Commons

Downtown Castlewood, CO, CO

Castlewood, CO

Liudmyla Shalimova

Trip Overview

The drive from Castle Rock, CO to Castlewood, CO covers 16.6 miles and takes about 22m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.

The route leans on I 25, East Dry Creek Road, North Wilcox Street for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 13.6 miles on I 25. At current regular gas prices, budget about $2.50 one way before food or hotel costs.

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 22m. Total distance: 16.6 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

22m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (81%). Some complex stretches to watch for.

Drive Character

This is a 22m highway drive covering 16.6 miles, with most of the trip on I 25 and East Dry Creek Road. The longest continuous stretch is about 13.6 miles on I 25.

Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 11 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 13.6 miles.

How Hard Is This Drive?

This is a straightforward highway drive that stays mostly on I 25 and East Dry Creek Road. You will hit about 9 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near 3rd Street.

Driving Effort 5/10

Moderate - straightforward overall, but long enough or busy enough to require pacing

Balances navigation complexity with total wheel time.

This drive requires moderate attention. Across 16.6 miles you will encounter 9 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

Where does it get tricky?

The main spots that need attention: near the start (3rd Street): Navigation decision point; at 0.1 miles (3rd Street): Roundabout - know your exit number before entering; at 1.1 miles (I 25): Merge point - match speed before joining. Lane positioning matters here.

Critical Maneuvers

5 of 9 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

5
0 mi into trip | ~0m in | 3rd Street

Turn left onto 3rd Street

Navigation decision point

7
0.1 mi into trip | ~0m in | 3rd Street

Enter roundabout onto 3rd Street

Roundabout - know your exit number before entering

5
1.1 mi into trip | ~3m in | I 25

Merge onto I 25

Merge point - match speed before joining. Lane positioning matters here

Use the straight / slight right lanes.
7
14.6 mi into trip | ~17m in

Take the exit toward Dry Creek Road

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight / slight right lanes. Exit 196 Toward Dry Creek Road
5
16.6 mi into trip | ~22m in | East Fremont Drive

Turn left onto East Fremont Drive

Navigation decision point

Main Roads

Road Distance Duration
I 25 13.6 mi 14m
East Dry Creek Road 1.4 mi 2m
North Wilcox Street 0.5 mi 1m
South Quince Street 0.3 mi 1m
3rd Street 0.2 mi <1m
East Fremont Drive <0.1 mi <1m
North Cantril Street <0.1 mi <1m
Longest stretch: I 25 — 13.6 mi, about 14m

Turn-by-Turn Driving Directions

Step-by-step road directions between Castle Rock, CO and Castlewood, CO.

1

Start on North Cantril Street

90 ft · 8 sec · North Cantril Street
2

Turn left onto 3rd Street

0.1 mi · 22 sec · 3rd Street
3

Continue on 3rd Street

442 ft · 17 sec · 3rd Street
4

Turn right onto North Wilcox Street

0.5 mi · 1 min · North Wilcox Street
5

Take the ramp

0.3 mi · 41 sec
Toward I 25 North
6

Merge onto I 25

14 mi · 14 min · I 25
Use the straight / slight right lanes.
7

Take the exit

0.3 mi · 35 sec
Exit 196 Toward Dry Creek Road Use the straight / slight right lanes.
8

Turn left onto CR 46

1.4 mi · 2 min · East Dry Creek Road
Use the left / straight lanes.
9

Turn right onto South Quince Street

0.3 mi · 1 min · South Quince Street
10

Turn left onto East Fremont Drive

199 ft · 8 sec · East Fremont Drive
11

Arrive at destination

East Fremont Drive

Fuel & Cost

Regular Gas

$2.50 one way

$5.00 round trip

$3.83/gal 25.4 MPG avg 6 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.05 $2.65 $5.30
premium $4.39 $2.87 $5.74
diesel $5.61 $3.67 $7.33

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$3

Estimated CO2 emission: 5.8 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $2 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 5 0 $1.74 $0.80
Efficient EV 4.2 0 $1.45 $0.66
EV Truck/SUV 6.6 0 $2.32 $1.06

Gas CO2

6 kg

EV CO2

2 kg (67% 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.

Forecast as of Apr 15, 2026

Origin

Castle Rock, CO

Evening in Castle Rock on Friday

Local time

5:49 PM

MDT

Current temp

73°F

Unavailable

Live forecast

Destination

Castlewood, CO

Evening in Castlewood on Friday

Local time

5:49 PM

MDT

Current temp

77°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 warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

22m 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 Castle Rock, CO to Castlewood, CO covers 16.6 miles and takes about 22m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.

The main roads are I 25, East Dry Creek Road, North Wilcox Street. Most of the drive stays on highways, so watch for ramps and exits.

This is a comfortable same-day trip.

The midpoint is about 8.3 miles from Castle Rock, CO. Look for rest areas, gas stations, or food options near the halfway mark.

At current regular gas prices, expect to spend about $2.50 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 drive requires moderate attention. Across 16.6 miles you will encounter 9 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

The main spots that need attention: near the start (3rd Street): Navigation decision point; at 0.1 miles (3rd Street): Roundabout - know your exit number before entering; at 1.1 miles (I 25): Merge point - match speed before joining. Lane positioning matters here.

The route from Castle Rock, CO to Castlewood, CO does not surface many named destination signs beyond the main corridor.

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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Explore More

Return Trip

Castlewood, CO to Castle Rock, CO

Plan the drive back the other way.

16.6 mi 22m

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