How far is Gleneagle, CO from Thornton, CO?
The driving distance from Gleneagle, CO to Thornton, CO is about 65.3 miles (105.1 km), with a travel time of about 01h 13m by car.
- The straight-line flight distance is about 57.4 miles (92.4 km).
- For a round trip, plan for roughly 02h 27m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
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.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 13m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
City in Douglas County, Colorado, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Gleneagle and Thornton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gleneagle and Thornton.
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1
Start on Palm Springs Drive
1438 ft · 1 min · Palm Springs Drive
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2
Turn left onto Gleneagle Drive
1.2 km · 2 min · Gleneagle Drive
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3
Turn left onto Baptist Road
1.4 mi · 3 min · Baptist Road
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4
Take the ramp right
1313 ft · 32 sec
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5
Merge slight left onto Ronald Reagan Highway
59.6 mi · 1 hr 7 min · Ronald Reagan Highway
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6
Keep slight right to continue on North Valley Highway
1.3 mi · 2 min · North Valley Highway
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7
Take the exit slight right toward Thornton Parkway
2280 ft · 43 sec
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8
Turn right onto Thornton Parkway
1.4 km · 2 min · Thornton Parkway
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9
Turn right onto Dorothy Boulevard
1077 ft · 51 sec · Dorothy Boulevard
-
10
Turn right
36 m · 9 sec
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11
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Gleneagle and Thornton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Ronald Reagan Highway
Merge slight left onto Ronald Reagan Highway
59.6 mi · 01h 07m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Gleneagle and Sunny near Thornton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gleneagle to Thornton?
The road trip is about 65.3 miles (105.1 km) and usually takes 01h 13m 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?
Castle Pines is a useful midpoint, sitting about 32.6 miles from Gleneagle and 32.7 miles from Thornton.
How much longer is the road route than the straight-line distance?
The direct path is about 57.4 miles (92.4 km), while the road route adds roughly 7.9 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 4:02 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.51 one way or $17.01 round trip. Estimated CO2 is about 20.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Gleneagle and Sunny near Thornton.
Stop Ideas Near Castle Pines
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Littleton
Greenwood Village City Hall
Town Hall Arts Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Castle Pines.
Denver (Bus Station), Colorado
Union Station
Pine Junction, CO
Colorado Springs, Colorado
Flight Path Map
This map shows the direct air route between Gleneagle and Thornton. Straight-line distance: 57.39 mi (92.36 km).
#1 Gleneagle
Census designated place
| Population | 6,611 |
| Coordinates | 39.0452700, -104.8244200 |
| Altitude | 2111 |
| Country | United States |
#2 Thornton
The seventh most populous city in Colorado.
| Population | 148,113 |
| Coordinates | 39.8680400, -104.9719200 |
| Altitude | 1631 |
| Country | United States |
End: (-104.971859, 39.868064)
Estimated Travel Time
Distance: 105 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 10m |
| 40 mph (64.37 km/h) | 01h 37m |
| 50 mph (80.47 km/h) | 01h 18m |
| 60 mph (96.56 km/h) | 01h 05m |
| 70 mph (112.65 km/h) | 00h 55m |
| 80 mph (129 km/h) | 00h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $8.51 | $17.01 |
| Mid-grade | $4.08 | $9.39 | $18.79 |
| Premium | $4.39 | $10.10 | $20.20 |
| Diesel | $4.74 | $10.90 | $21.79 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.