How far is Fort Lupton, CO from Castle Rock, CO?

The driving distance from Fort Lupton, CO to Castle Rock, CO is about 63.7 miles (102.5 km), with a travel time of about 01h 05m by car.

  • The straight-line flight distance is about 49.3 miles (79.3 km).
  • For a round trip, plan for roughly 02h 11m 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
63.71 mi
01h 05m
Flight
49.28 mi
79.31 km direct

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

Learn Distance

Choose another destination from Fort Lupton.

Flight Distance

Direct air line
49.28 mi
Kilometers
79.31 km
Flight Time
00h 05m

Driving Distance

Road route
63.71 mi
Kilometers
102.53 km
Drive Time
01h 05m

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 05m.

Arrival Snapshot
Arrive in Castle Rock
Thu, Apr 23, 2:28 AM MDT
Return by in Fort Lupton
Thu, Apr 23, 3:33 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fort Lupton
2026-04-23T01:22
Arrive Castle Rock
Thu, Apr 23, 2:28 AM MDT
Route Timing
01h 05m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
9:06 AM to 11:06 AM MDT

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

Leave by
4:18 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Fort Lupton
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
Aurora
CO

The third most populous city in Colorado and the center of the Denver metropolitan area.

From Fort Lupton
31.8 mi
00h 32m
To Castle Rock
31.9 mi
00h 32m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
68°F
Thursday

Mostly Sunny then Slight Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
13 to 22 mph WNW
Destination
63°F
Thursday

Sunny then Slight Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
10 to 18 mph WNW

Driving Route Map

The map below follows the saved road route between Fort Lupton and Castle Rock.

Turn-by-Turn Driving Directions

Step-by-step road directions between Fort Lupton and Castle Rock.

  1. 1

    Start on Mc Kinley Avenue

    1632 ft · 1 min · Mc Kinley Avenue

  2. 2

    Turn right onto 1st Street

    2082 ft · 1 min · 1st Street

  3. 3

    Take the ramp left

    1507 ft · 41 sec

  4. 4

    Merge slight left onto CanAm Highway

    10.3 mi · 13 min · CanAm Highway

  5. 5

    Take the exit slight right toward E470 Toll: Aurora, Thornton

    2272 ft · 59 sec

  6. 6

    Keep slight right to continue on E470 Toll South: Aurora

    138 m · 11 sec

  7. 7

    Keep slight left to continue on E-470 South: Aurora

    2946 ft · 1 min

  8. 8

    Merge slight left onto E-470

    37.5 mi · 38 min · E-470

  9. 9

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

    1106 ft · 27 sec

  10. 10

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

    1.2 km · 1 min

  11. 11

    Merge slight left

    11.7 mi · 12 min

  12. 12

    Take the exit slight right toward Wilcox Street, Wolfensberger Road

    1213 ft · 32 sec

  13. 13

    Turn left onto East Wolfensberger Road

    132 m · 21 sec · East Wolfensberger Road

  14. 14

    Continue on North Wilcox Street

    2093 ft · 1 min · North Wilcox Street

  15. 15

    Turn left onto 5th Street

    979 ft · 37 sec · 5th Street

  16. 16

    Turn right onto North Cantril Street

    837 ft · 29 sec · North Cantril Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · North Cantril Street

Car Route Details

A richer read on the saved driving route between Fort Lupton and Castle Rock.

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
17 steps
4 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
26.7 / 100 mi
Decision points by distance
Main Roads
E-470
37.5 mi · 59%
I 25 South
12.5 mi · 20%
CanAm Highway
10.3 mi · 16%
1st Street
0.68 mi · 1%
E-470 South
0.56 mi · 1%
E470 Toll
0.43 mi · 1%
Longest Stretch

E-470

Merge slight left onto E-470

37.5 mi · 00h 38m

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 05m
Day trip friendly
Same-Day Return
02h 12m
Round-trip wheel time
Road vs Air
+14.4 mi
49.3 mi direct line
Halfway Stop
Aurora
00h 32m from Fort Lupton
Leave By
4:18 PM MDT
Morning start is best
Weather Watch

Mostly Sunny then Slight Chance Rain Showers leaving Fort Lupton and Sunny then Slight Chance Rain Showers near Castle Rock.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fort Lupton to Castle Rock?

The road trip is about 63.7 miles (102.5 km) and usually takes 01h 05m 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?

Aurora is a useful midpoint, sitting about 31.8 miles from Fort Lupton and 31.9 miles from Castle Rock.

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

The direct path is about 49.3 miles (79.3 km), while the road route adds roughly 14.4 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 4:18 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $8.32 one way or $16.64 round trip. Estimated CO2 is about 20 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Fort Lupton and Sunny then Slight Chance Rain Showers near Castle Rock.

Stop Ideas Near Aurora

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 Aurora and the surrounding midpoint area.
Fairplay Park
Scenic stop 5.5 mi away

Fairplay Park

Aurora , CO
2200 Altura Blvd, Aurora, CO 80011
Rating 4.2/5 125 reviews Tourist attraction,Park
Aurora City Water Resources
Practical stop 7.7 mi away

Aurora City Water Resources

Aurora , CO
1450 S Havana St # 232, Aurora, CO 80012
Environmental health service
Denver City Council
Meeting point 14.4 mi away

Denver City Council

Denver , CO
1437 Bannock St rm 451, Denver, CO 80202
Rating 3.6/5 92 reviews City government office,County government office

Transit and Meeting Points

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

BUS

Denver (Bus Station), Colorado

14 mi away
1055 19th Street
RAIL

Union Station

15 mi away
1701 Wynkoop Street
BUS

Boulder, Colorado

53 mi away
30th & Diagonal Highway
BUS

Longmont, Colorado

54 mi away
623 Main St.

Flight Path Map

This map shows the direct air route between Fort Lupton and Castle Rock. Straight-line distance: 49.28 mi (79.31 km).

Fort Lupton

#1 Fort Lupton

City in Weld County, Colorado, United States of America

Population8,666
Coordinates40.0847100, -104.8130300
Altitude1496
CountryUnited States
Castle Rock

#2 Castle Rock

The most populous city in Douglas County, Colorado.

Population70,567
Coordinates39.3722100, -104.8560900
Altitude1897
CountryUnited States
Start: Mc Kinley Avenue (-104.81293, 40.08471)
End: Cantril Street (-104.856315, 39.3722)

Estimated Travel Time

Distance: 103 km by road

SpeedTime
30 mph (48.3 km/h)02h 07m
40 mph (64.37 km/h)01h 35m
50 mph (80.47 km/h)01h 16m
60 mph (96.56 km/h)01h 03m
70 mph (112.65 km/h)00h 54m
80 mph (129 km/h)00h 47m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.25 gal
8.51 L · about $8.32
Round trip
$16.64
4.5 gal · 17.02 L
Estimated CO2
20 kg one way
Round trip: 40 kg / 88 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $8.32 $16.64
Mid-grade $4.08 $9.19 $18.38
Premium $4.39 $9.88 $19.76
Diesel $4.74 $10.66 $21.32

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 23, 2026

There is no time difference between Fort Lupton and Castle Rock. The current time is 01:22:29.

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.