How far is Stonegate, CO from Boulder, CO?
The driving distance from Stonegate, CO to Boulder, CO is about 64 miles (103 km), with a travel time of about 01h 04m by car.
- The straight-line flight distance is about 41.6 miles (67 km).
- For a round trip, plan for roughly 02h 09m 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 04m.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Stonegate and Boulder.
Turn-by-Turn Driving Directions
Step-by-step road directions between Stonegate and Boulder.
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1
Start on Lode Stone Way
890 ft · 45 sec · Lode Stone Way
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2
At the end of the road, turn left onto Quarry Hill Drive
572 ft · 27 sec · Quarry Hill Drive
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3
At the end of the road, turn right onto Stonegate Parkway
716 ft · 22 sec · Stonegate Parkway
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4
Turn left onto East Lincoln Avenue
3.3 mi · 5 min · East Lincoln Avenue
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5
Take the ramp right toward I 25 North: Denver
2622 ft · 1 min
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6
Merge slight left
23.1 mi · 29 min
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7
Take the exit slight left toward US 36 West: Westminster, Boulder
2930 ft · 52 sec
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8
Merge slight right onto Denver–Boulder Turnpike
2.1 mi · 2 min · Denver–Boulder Turnpike
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9
Keep slight right to continue on Denver–Boulder Turnpike
1.7 mi · 2 min · Denver–Boulder Turnpike
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10
Keep slight right to continue on Denver–Boulder Turnpike
2.3 mi · 3 min · Denver–Boulder Turnpike
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11
Keep slight right to continue on Denver–Boulder Turnpike
1.9 mi · 2 min · Denver–Boulder Turnpike
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12
Keep slight right to continue on Denver–Boulder Turnpike
2.1 mi · 2 min · Denver–Boulder Turnpike
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13
Keep slight right to continue on Denver–Boulder Turnpike
2.9 mi · 3 min · Denver–Boulder Turnpike
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14
Keep slight right to continue on Denver–Boulder Turnpike
2.4 mi · 3 min · Denver–Boulder Turnpike
-
15
Keep slight right to continue on Denver–Boulder Turnpike
2.2 mi · 3 min · Denver–Boulder Turnpike
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16
Keep slight left to continue on Denver–Boulder Turnpike
2.3 mi · 3 min · Denver–Boulder Turnpike
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17
Continue on 28th Street
1.2 km · 2 min · 28th Street
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18
Turn left onto Arapahoe Avenue
1 km · 2 min · Arapahoe Avenue
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19
Turn right onto 19th Street
44 m · 11 sec · 19th Street
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20
Turn left
27 m · 5 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Stonegate and Boulder.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 25 North
Merge slight left
23.1 mi · 00h 29m
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.
Showers And Thunderstorms leaving Stonegate and Showers And Thunderstorms near Boulder.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Stonegate to Boulder?
The road trip is about 64 miles (103 km) and usually takes 01h 04m 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?
Berkley is a useful midpoint, sitting about 24.5 miles from Stonegate and 39.5 miles from Boulder.
How much longer is the road route than the straight-line distance?
The direct path is about 41.6 miles (67 km), while the road route adds roughly 22.4 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 4:20 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.36 one way or $16.71 round trip. Estimated CO2 is about 20.1 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Stonegate and Showers And Thunderstorms near Boulder.
Stop Ideas Near Berkley
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Fairplay Park
Denver City Council
Town Hall Arts Center
Municipal Court Park
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Berkley.
Union Station
Denver (Bus Station), Colorado
Boulder, Colorado
Longmont, Colorado
Flight Path Map
This map shows the direct air route between Stonegate and Boulder. Straight-line distance: 41.63 mi (67 km).
#1 Stonegate
Census-designated place in Douglas County, Colorado
| Population | 8,962 |
| Coordinates | 39.5308200, -104.8038600 |
| Altitude | 1791 |
| Country | United States |
#2 Boulder
The most populous city in Boulder County, Colorado.
| Population | 107,645 |
| Coordinates | 40.0149900, -105.2705500 |
| Altitude | 1624 |
| Country | United States |
End: (-105.27055, 40.014996)
Estimated Travel Time
Distance: 103 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 07m |
| 40 mph (64.37 km/h) | 01h 36m |
| 50 mph (80.47 km/h) | 01h 16m |
| 60 mph (96.56 km/h) | 01h 04m |
| 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.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $8.36 | $16.71 |
| Mid-grade | $4.08 | $9.23 | $18.46 |
| Premium | $4.39 | $9.92 | $19.85 |
| Diesel | $4.74 | $10.71 | $21.41 |
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 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.