How far is Greeley, CO from Castle Pines, CO?

The driving distance from Greeley, CO to Castle Pines, CO is about 89.2 miles (143.5 km), with a travel time of about 01h 44m by car.

  • The straight-line flight distance is about 67.4 miles (108.5 km).
  • For a round trip, plan for roughly 03h 28m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
89.14 mi
01h 44m
Flight
67.42 mi
108.51 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Greeley.

Flight Distance

Direct air line
67.42 mi
Kilometers
108.51 km
Flight Time
00h 08m

Driving Distance

Road route
89.14 mi
Kilometers
143.46 km
Drive Time
01h 44m

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 01h 44m.

Arrival Snapshot
Arrive in Castle Pines
Thu, Apr 16, 1:03 AM MDT
Return by in Greeley
Thu, Apr 16, 2:47 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Greeley
2026-04-15T23:19
Arrive Castle Pines
Thu, Apr 16, 1:03 AM MDT
Route Timing
01h 44m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
9:44 AM to 11:44 AM MDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
3:02 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Greeley
9:30 PM MDT
Morning start is best

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.

Mid-route stop
Brighton
CO

A city in Adams County, Colorado.

From Greeley
44.6 mi
00h 52m
To Castle Pines
44.6 mi
00h 52m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
70°F
Wednesday

Sunny

Starts
Wed, Apr 15 6:00 AM MDT
Wind
5 to 12 mph WSW
Destination
36°F
Overnight

Mostly Cloudy

Starts
Wed, Apr 15 4:00 AM MDT
Wind
7 mph SW

Driving Route Map

The map below follows the saved road route between Greeley and Castle Pines.

Turn-by-Turn Driving Directions

Step-by-step road directions between Greeley and Castle Pines.

  1. 1

    Start on 19th Avenue

    80 m · 19 sec · 19th Avenue

  2. 2

    Turn left onto 9th Street

    602 ft · 17 sec · 9th Street

  3. 3

    Turn left onto 21st Avenue

    151 m · 29 sec · 21st Avenue

  4. 4

    Turn left onto 10th Street

    1.1 mi · 2 min · 10th Street

  5. 5

    Turn right onto 8th Avenue

    1.4 km · 2 min · 8th Avenue

  6. 6

    Turn left onto 18th Street

    2.7 mi · 4 min · 18th Street

  7. 7

    Keep slight left to continue on East 18th Street

    825 ft · 13 sec · East 18th Street

  8. 8

    Continue on East 18th Street

    1.4 km · 1 min · East 18th Street

  9. 9

    Turn right onto County Road 49

    21.9 mi · 26 min · County Road 49

  10. 10

    Take the ramp right toward I 76 West

    901 ft · 22 sec

  11. 11

    Merge slight left

    15.8 mi · 16 min

  12. 12

    Take the exit slight right toward E470 Toll South: Limon

    1.6 km · 2 min

  13. 13

    Merge slight left onto E-470

    35.1 mi · 35 min · E-470

  14. 14

    Take the exit slight right toward I 25: Denver, Colorado Springs

    1106 ft · 27 sec

  15. 15

    Keep slight left to continue on I 25 South: Colorado Springs

    1.2 km · 1 min

  16. 16

    Merge slight left

    6.6 mi · 7 min

  17. 17

    Take the exit slight right toward Happy Canyon Road

    1582 ft · 41 sec

  18. 18

    Turn right onto East Happy Canyon Road

    134 m · 9 sec · East Happy Canyon Road

  19. 19

    Enter the roundabout and take exit 1 toward Lagae Road

    4 m · 1 sec · Lagae Road

  20. 20

    Exit the roundabout onto Lagae Road

    1834 ft · 57 sec · Lagae Road

  21. 21

    Turn left onto Chase Lane

    1.2 km · 3 min · Chase Lane

  22. 22

    Continue on Lagae Road

    1173 ft · 52 sec · Lagae Road

  23. 23

    At the end of the road, turn right onto Country Club Drive

    762 ft · 34 sec · Country Club Drive

  24. 24

    Arrive at your destination

    0 m · 1 sec · Country Club Parkway

Car Route Details

A richer read on the saved driving route between Greeley and Castle Pines.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
24 steps
11 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
26.9 / 100 mi
Decision points by distance
Main Roads
E-470
35.1 mi · 39%
County Road 49
21.9 mi · 25%
I 76 West
15.9 mi · 18%
I 25 South
7.33 mi · 8%
18th Street
2.65 mi · 3%
10th Street
1.08 mi · 1%
Longest Stretch

E-470

Merge slight left onto E-470

35.1 mi · 00h 35m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 44m
Day trip friendly
Same-Day Return
03h 28m
Round-trip wheel time
Road vs Air
+21.8 mi
67.4 mi direct line
Halfway Stop
Brighton
00h 52m from Greeley
Leave By
3:02 PM MDT
Morning start is best
Weather Watch

Sunny leaving Greeley and Mostly Cloudy near Castle Pines.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Greeley to Castle Pines?

The road trip is about 89.2 miles (143.5 km) and usually takes 01h 44m 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?

Brighton is a useful midpoint, sitting about 44.6 miles from Greeley and 44.6 miles from Castle Pines.

How much longer is the road route than the straight-line distance?

The direct path is about 67.4 miles (108.5 km), while the road route adds roughly 21.8 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 3:02 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $11.65 one way or $23.30 round trip. Estimated CO2 is about 28 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Greeley and Mostly Cloudy near Castle Pines.

Stop Ideas Near Brighton

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Brighton and the surrounding midpoint area.
Fairplay Park
Scenic stop 12.2 mi away

Fairplay Park

Aurora , CO
2200 Altura Blvd, Aurora, CO 80011
Rating 4.2/5 125 reviews Tourist attraction,Park
Broomfield City Council
Meeting point 13.9 mi away

Broomfield City Council

Broomfield , CO
1 Descombes Dr, Broomfield, CO 80020
Rating 3.9/5 63 reviews City government office
Municipal Court Park
Scenic stop 13.2 mi away

Municipal Court Park

Westminster , CO
3025 W 76th Ave, Westminster, CO 80030
Rating 3.8/5 94 reviews Park
Historic Brighton City Hall
Scenic stop 4.2 mi away

Historic Brighton City Hall

Brighton , CO
22 S 4th Ave, Brighton, CO 80601
Rating 4.3/5 31 reviews Historical place,City Hall

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Brighton.

BUS

Denver (Bus Station), Colorado

30 mi away
1055 19th Street
RAIL

Union Station

30 mi away
1701 Wynkoop Street
BUS

Longmont, Colorado

31 mi away
623 Main St.
BUS

Boulder, Colorado

40 mi away
30th & Diagonal Highway

Flight Path Map

This map shows the direct air route between Greeley and Castle Pines. Straight-line distance: 67.42 mi (108.51 km).

Greeley

#1 Greeley

The third most populous city in Weld County, Colorado.

Population108,958
Coordinates40.4233100, -104.7091300
Altitude1425
CountryUnited States
Castle Pines

#2 Castle Pines

City in Douglas County, Colorado, United States of America

Population11,664
Coordinates39.4580400, -104.8960900
Altitude1999
CountryUnited States
Start: Greeley (-104.70913, 40.42331)
End: Castle Pines (-104.89609, 39.45804)

Estimated Travel Time

Distance: 143 km by road

SpeedTime
30 mph (48.3 km/h)02h 58m
40 mph (64.37 km/h)02h 13m
50 mph (80.47 km/h)01h 46m
60 mph (96.56 km/h)01h 29m
70 mph (112.65 km/h)01h 16m
80 mph (129 km/h)01h 06m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.15 gal
11.91 L · about $11.65
Round trip
$23.30
6.3 gal · 23.82 L
Estimated CO2
28 kg one way
Round trip: 56 kg / 123 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $11.65 $23.30
Mid-grade $4.08 $12.86 $25.73
Premium $4.39 $13.83 $27.66
Diesel $4.74 $14.92 $29.84

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 16, 2026

There is no time difference between Greeley and Castle Pines. The current time is 23:19:39.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.