How far is Northglenn, CO from Boulder, CO?
The driving distance from Northglenn, CO to Boulder, CO is about 19.1 miles (30.7 km), with a travel time of about 00h 26m by car.
- The straight-line flight distance is about 17.5 miles (28.1 km).
- For a round trip, plan for roughly 00h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM MDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 26m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Statutory Town in Boulder and Jefferson counties in the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Rain Showers
Mostly Sunny then Chance Snow Showers
Driving Route Map
The map below follows the saved road route between Northglenn and Boulder.
Turn-by-Turn Driving Directions
Step-by-step road directions between Northglenn and Boulder.
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1
Start on East 104th Avenue
4.5 mi · 9 min · East 104th Avenue
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2
Take the ramp slight right toward US 36 West: Boulder
1384 ft · 36 sec
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3
Merge slight left onto Denver–Boulder Turnpike
1 mi · 1 min · Denver–Boulder Turnpike
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4
Keep slight right to continue on Denver–Boulder Turnpike
2.1 mi · 2 min · Denver–Boulder Turnpike
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5
Keep slight right to continue on Denver–Boulder Turnpike
2.9 mi · 3 min · Denver–Boulder Turnpike
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6
Keep slight right to continue on Denver–Boulder Turnpike
2.4 mi · 3 min · Denver–Boulder Turnpike
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7
Keep slight right to continue on Denver–Boulder Turnpike
2.2 mi · 3 min · Denver–Boulder Turnpike
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8
Keep slight left to continue on Denver–Boulder Turnpike
2.3 mi · 3 min · Denver–Boulder Turnpike
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9
Continue on 28th Street
1.2 km · 2 min · 28th Street
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10
Turn left onto Arapahoe Avenue
1 km · 2 min · Arapahoe Avenue
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11
Turn right onto 19th Street
44 m · 11 sec · 19th Street
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12
Turn left
27 m · 5 sec
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13
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Northglenn and Boulder.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
East 104th Avenue
Start on East 104th Avenue
4.5 mi · 00h 09m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny then Slight Chance Rain Showers leaving Northglenn and Mostly Sunny then Chance Snow Showers near Boulder.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Northglenn to Boulder?
The road trip is about 19.1 miles (30.7 km) and usually takes 00h 26m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Superior is a useful midpoint, sitting about 9.5 miles from Northglenn and 9.6 miles from Boulder.
How much longer is the road route than the straight-line distance?
The direct path is about 17.5 miles (28.1 km), while the road route adds roughly 1.6 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 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:38 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.48 one way or $4.96 round trip. Estimated CO2 is about 6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Northglenn and Mostly Sunny then Chance Snow Showers near Boulder.
Stop Ideas Near Superior
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Municipal Court Park
Broomfield City Council
Lafayette City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Superior.
Boulder, Colorado
Longmont, Colorado
Union Station
Denver (Bus Station), Colorado
Flight Path Map
This map shows the direct air route between Northglenn and Boulder. Straight-line distance: 17.47 mi (28.12 km).
#1 Northglenn
City in Colorado
| Population | 38,845 |
| Coordinates | 39.8855400, -104.9872000 |
| Altitude | 1639 |
| 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: 31 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 38m |
| 40 mph (64.37 km/h) | 00h 28m |
| 50 mph (80.47 km/h) | 00h 22m |
| 60 mph (96.56 km/h) | 00h 19m |
| 70 mph (112.65 km/h) | 00h 16m |
| 80 mph (129 km/h) | 00h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $2.48 | $4.96 |
| Mid-grade | $4.08 | $2.74 | $5.47 |
| Premium | $4.39 | $2.94 | $5.88 |
| Diesel | $4.74 | $3.17 | $6.35 |
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.