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Trip from Denver, CO to Castle Pines, CO

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 4, 2026 · Editorial standards

Drive Time

36m

Distance

24.3 mi

39 km

Drive Score

6/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$4

one way

EV Charging

Unknown

Best Time to Leave

Save up to 9 min
4 AM
0h 33m ★
6 AM
0h 36m
8 AM
0h 42m
10 AM
0h 38m
12 PM
0h 38m
3 PM
0h 39m
5 PM
0h 42m
8 PM
0h 34m

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

Best Time
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consolidated city-county and capital of Colorado, United States

Denver, CO

Wikimedia Commons

city in Douglas County, Colorado, United States of America

Castle Pines, CO

Wikimedia Commons

Trip Overview

The drive from Denver, CO to Castle Pines, CO covers 24.3 miles and takes about 36m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.

The route leans on South Valley Highway, Logan Street, Grant Street for much of the mileage, and the overall profile is mostly surface roads. The longest uninterrupted segment is about 17.8 miles on South Valley Highway. At current regular gas prices, budget about $4.10 one way before food or hotel costs.

Main Roads

Road Distance Duration
South Valley Highway 17.8 mi 19m
Logan Street 1.8 mi 3m
Grant Street 1.1 mi 2m
Chase Lane 0.7 mi 2m
Lagae Road 0.6 mi 1m
East Buchtel South Boulevard 0.5 mi <1m
Country Club Drive 0.1 mi <1m
East Speer Boulevard <0.1 mi <1m
Longest stretch: South Valley Highway — 17.8 mi, about 19m

Traffic on I-25

Hour-of-day weekday pattern from 10 FHWA count stations on your route.

Peak

7 AM

~6,532 veh/hr typical

Quietest

2 AM

~384 veh/hr

Peak-to-quiet ratio

17×

busier at peak than in the quiet hours

12a 6a noon 6p 11p

Averaged across 104 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).

Turn-by-Turn Driving Directions

Step-by-step road directions between Denver, CO and Castle Pines, CO.

1

Start on this road

379 ft · 29 sec · this road
2

Turn right

62 ft · 8 sec
3

Turn right onto I 70 Business; US 40; US 287

358 ft · 14 sec · East Colfax Avenue
4

Turn right onto Grant Street

1.1 mi · 2 min · Grant Street
Use the right lane.
5

Turn left onto East Speer Boulevard

451 ft · 13 sec · East Speer Boulevard
Use the left lane.
6

Turn right onto Logan Street

1.8 mi · 3 min · Logan Street
Use the right lane.
7

Turn left onto East Buchtel South Boulevard

0.3 mi · 39 sec · East Buchtel South Boulevard
Use the left lane.
8

Continue on East Buchtel South Boulevard

0.2 mi · 17 sec · East Buchtel South Boulevard
9

Take the ramp

0.8 mi · 1 min
Toward I 25 South
10

Keep slight left at fork

0.2 mi · 24 sec
Toward I 25 South Use the straight / slight left lanes.
11

Merge onto I 25

18 mi · 19 min · South Valley Highway
Use the straight / slight right lanes.
12

Take the exit

0.3 mi · 41 sec
Exit 187 Toward Happy Canyon Road Use the straight / slight right lanes.
13

Turn right onto CR 33

438 ft · 8 sec · East Happy Canyon Road
14

Enter roundabout onto Lagae Road

11 ft · 0 sec · Lagae Road
15

Continue on Lagae Road

0.3 mi · 56 sec · Lagae Road
16

Turn left onto Chase Lane

0.7 mi · 2 min · Chase Lane
Use the left lane.
17

Continue on Lagae Road

0.2 mi · 52 sec · Lagae Road
18

At end of road, turn right onto Country Club Drive

0.1 mi · 33 sec · Country Club Drive
19

Arrive at destination

Country Club Parkway

Heads-up: tricky spots

5 of 14

5 decision points cluster between mile 0.2 and 23.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

6
0.2 mi into trip | ~0m in | Grant Street

Turn right onto Grant Street

Lane positioning matters here

Use the right lane.
5
1.3 mi into trip | ~3m in | East Speer Boulevard

Turn left onto East Speer Boulevard

Lane positioning matters here

Use the left lane.
7
4.5 mi into trip | ~9m in

Keep slight left at fork toward I 25 South

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight left lanes. Toward I 25 South
7
22.5 mi into trip | ~30m in

Take the exit toward Happy Canyon Road

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

Use the straight / slight right lanes. Exit 187 Toward Happy Canyon Road
6
23.2 mi into trip | ~31m in | Chase Lane

Turn left onto Chase Lane

Lane positioning matters here

Use the left lane.

Fuel & Cost

Regular Gas

$4.10 one way

$8.20 round trip

$4.29/gal 25.4 MPG avg 9 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.52 $4.33 $8.65
premium $4.89 $4.68 $9.35
diesel $5.60 $5.36 $10.71

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$4

Estimated CO2 emission: 8.5 kg one way. Prices: EIA weekly data, 2026-08-31.

Driving Electric?

About $3 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 7.3 0 $2.55 $1.17
Efficient EV 6.1 0 $2.13 $0.97
EV Truck/SUV 9.7 0 $3.40 $1.56

Gas CO2

9 kg

EV CO2

3 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 Aug 30, 2026

Origin

Denver, CO

Morning in Denver on Friday

Local time

7:29 AM

MDT

Current temp

64°F

Chance Showers And Thunderstorms then Mostly Cloudy

SW 3 to 8 mph 27% chance Live forecast

Flash Flood Watch

Flash Flood Watch issued August 29 at 12:39PM MDT until August 30 at 12:00AM MDT by NWS Grand Junction CO

Destination

Castle Pines, CO

Morning in Castle Pines on Friday

Local time

7:29 AM

MDT

Current temp

62°F

Mostly Cloudy

SSW 7 mph 12% chance Live forecast

Flash Flood Watch

Flash Flood Watch issued August 29 at 12:39PM MDT until August 30 at 12:00AM MDT by NWS Grand Junction CO

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

2 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

36m on the road

The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

What kind of drive is this?

24.3 mi in 36m across surface roads — expect steady turns and local traffic rather than long highway runs.

Only 0% highway — the rest is turn-by-turn surface driving.
19 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 17.8 mi on South Valley Highway.

How Hard Is This Drive?

7/10

Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.2 miles in near Grant Street.

Driving Effort 7/10

Focused - busy navigation packed into a short drive

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 14 decision points packed into just 24.3 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 36m.

Where does it get tricky?

The main spots that need attention: at 0.2 miles (Grant Street): Lane positioning matters here; at 1.3 miles (East Speer Boulevard): Lane positioning matters here; at 4.5 miles: Highway fork - watch signs carefully. Lane positioning matters here.

Elevation Profile

High-altitude sections with notable climbs

6,558 ft 5,276 ft

Total Climb

1,285 ft

Total Descent

3 ft

Highest Point

6,558 ft

~24.3 mi in

Elevation Range

1,282 ft

Notable High Points

6,398 ft at ~20.8 miles +3 ft prominence

About the Cities

Starting in Denver, CO

Full guide →

“Mile High City” · Founded 1858

Denver is the capital of the western U.S. state of Colorado and the dominant city of the Rocky Mountain Region. Founded in 1858 as the placer gold mining camp known as the Cherry Creek Diggings, the "Mile-High City" is today the most populous city within a 560-mile (900 km) radius and the center of the Front Range Urban Corridor of more than five million residents. Denver embraces its cowboy and mining past but also looks toward the future with a vibrant arts and performing arts scene, dozens of great outdoor festivals, and distinct neighborhoods each offering a unique experience. You'll find everything a cosmopolitan city has to offer including a spectacular view of and easy access to the beautiful Rocky Mountains, which arise only 12 miles (19 km) west of the Colorado State Capitol.

Top landmarks

  • • Denver Art Museum — museum in Denver, Colorado, United States
  • • Denver Mint — United States Mint branch in Denver, Colorado
  • • Cathedral Basilica of the Immaculate Conception — church in Colorado, United States

Arriving in Castle Pines, CO

Full guide →

Founded 2007

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 36m. Total distance: 24.3 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

36m drive, comfortable solo distance.

EV Driver

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

Scenic Drive

Mostly surface roads route profile.

Frequently Asked Questions

The longest stretch is about 17.8 miles on South Valley Highway. The full list of main roads is in the Roads section above.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Castle Pines, CO before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: at 0.2 miles (Grant Street): Lane positioning matters here; at 1.3 miles (East Speer Boulevard): Lane positioning matters here; at 4.5 miles: Highway fork - watch signs carefully. Lane positioning matters here.

Yes. A round trip is manageable in a single day if you plan a break at Castle Pines, CO before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.

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