How far is Longmont, CO from Golden, CO?
The driving distance from Longmont, CO to Golden, CO is about 37 miles (59.6 km), with a travel time of about 00h 53m by car.
- The straight-line flight distance is about 29.1 miles (46.9 km).
- For a round trip, plan for roughly 01h 47m 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 00h 53m.
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.
A city in Broomfield County, Colorado.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Rain Showers
Mostly Sunny then Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Longmont and Golden.
Turn-by-Turn Driving Directions
Step-by-step road directions between Longmont and Golden.
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1
Start on the route
19 m · 10 sec
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2
Turn left onto 5th Avenue
53 m · 10 sec · 5th Avenue
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3
Turn left onto Main Street
17.3 mi · 25 min · Main Street
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4
Continue straight
2797 ft · 1 min
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5
Turn left onto US 36 East: Denver
1737 ft · 44 sec
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6
Merge slight left onto Denver–Boulder Turnpike
1.2 mi · 1 min · Denver–Boulder Turnpike
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7
Keep slight right to continue on Denver–Boulder Turnpike
1.9 mi · 2 min · Denver–Boulder Turnpike
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8
Keep slight right to continue on Denver–Boulder Turnpike
1.2 km · 53 sec · Denver–Boulder Turnpike
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9
Take the exit slight right toward CO 95 South: Sheridan Boulevard
1708 ft · 37 sec
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10
Turn right onto Sheridan Boulevard
4.3 mi · 7 min · Sheridan Boulevard
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11
Take the ramp slight right toward I 76 West
1712 ft · 44 sec
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12
Merge slight left onto Heartland Expressway
1.3 mi · 2 min · Heartland Expressway
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13
Merge slight left
3.5 mi · 4 min
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14
Take the exit slight right toward CO 58 West: Golden, Central City
1.2 km · 1 min
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15
Continue on Golden Freeway
3.9 mi · 5 min · Golden Freeway
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16
Take the exit slight right toward Washington Avenue
685 ft · 25 sec
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17
Turn left onto Washington Avenue
2288 ft · 2 min · Washington Avenue
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18
Turn left onto 12th Street
26 m · 2 sec · 12th Street
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19
Arrive at your destination
0 m · 1 sec · 12th Street
Car Route Details
A richer read on the saved driving route between Longmont and Golden.
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.
Main Street
Turn left onto Main Street
17.3 mi · 00h 25m
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 then Slight Chance Rain Showers leaving Longmont and Mostly Sunny then Chance Rain Showers near Golden.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Longmont to Golden?
The road trip is about 37 miles (59.6 km) and usually takes 00h 53m 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?
Broomfield is a useful midpoint, sitting about 18.5 miles from Longmont and 18.5 miles from Golden.
How much longer is the road route than the straight-line distance?
The direct path is about 29.1 miles (46.9 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 4:42 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.84 one way or $9.69 round trip. Estimated CO2 is about 11.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Longmont and Mostly Sunny then Chance Rain Showers near Golden.
Stop Ideas Near Broomfield
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Municipal Court Park
Denver City Council
Lafayette City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Broomfield.
Union Station
Denver (Bus Station), Colorado
Boulder, Colorado
Longmont, Colorado
Flight Path Map
This map shows the direct air route between Longmont and Golden. Straight-line distance: 29.14 mi (46.89 km).
#1 Longmont
The most populous city in Boulder County, Colorado.
| Population | 98,445 |
| Coordinates | 40.1672100, -105.1019300 |
| Altitude | 1519 |
| Country | United States |
#2 Golden
County seat of Jefferson County, Colorado, United States
| Population | 20,347 |
| Coordinates | 39.7555400, -105.2211000 |
| Altitude | 1730 |
| Country | United States |
End: Golden (-105.2211, 39.75554)
Estimated Travel Time
Distance: 60 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 14m |
| 40 mph (64.37 km/h) | 00h 55m |
| 50 mph (80.47 km/h) | 00h 44m |
| 60 mph (96.56 km/h) | 00h 37m |
| 70 mph (112.65 km/h) | 00h 31m |
| 80 mph (129 km/h) | 00h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $4.84 | $9.69 |
| Mid-grade | $4.08 | $5.35 | $10.70 |
| Premium | $4.39 | $5.75 | $11.50 |
| Diesel | $4.74 | $6.21 | $12.41 |
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 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.