How far is Timnath, CO from Boulder, CO?
The driving distance from Timnath, CO to Boulder, CO is about 47.5 miles (76.4 km), with a travel time of about 00h 59m by car.
- The straight-line flight distance is about 38.6 miles (62.1 km).
- For a round trip, plan for roughly 01h 58m 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 59m.
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.
Town in Weld County, Colorado, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Snow Showers
Driving Route Map
The map below follows the saved road route between Timnath and Boulder.
Turn-by-Turn Driving Directions
Step-by-step road directions between Timnath and Boulder.
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1
Start on 3rd Avenue
634 ft · 36 sec · 3rd Avenue
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2
At the end of the road, turn right onto Main Street
1255 ft · 1 min · Main Street
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3
Turn left onto Deer Park Avenue
92 m · 18 sec · Deer Park Avenue
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4
Turn right onto Timnath Parkway
783 ft · 26 sec · Timnath Parkway
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5
Turn right onto East Harmony Road
3161 ft · 1 min · East Harmony Road
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6
Turn left onto I 25 South
1417 ft · 35 sec
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7
Merge slight left onto Dwight D. Eisenhower Highway
24.6 mi · 25 min · Dwight D. Eisenhower Highway
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8
Take the exit slight right toward CO 119 West
1528 ft · 29 sec
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9
Turn right onto Highway 119
3 mi · 4 min · Highway 119
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10
Continue on East Ken Pratt Boulevard
5.4 mi · 8 min · East Ken Pratt Boulevard
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11
Continue on Diagonal Highway
9.3 mi · 12 min · Diagonal Highway
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12
Continue on Foothills Parkway
1.9 mi · 3 min · Foothills Parkway
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13
Turn right onto Arapahoe Avenue
1.6 mi · 4 min · Arapahoe Avenue
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14
Turn right onto 19th Street
44 m · 11 sec · 19th Street
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15
Turn left
27 m · 5 sec
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16
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Timnath 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.
Dwight D. Eisenhower Highway
Merge slight left onto Dwight D. Eisenhower Highway
24.6 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.
Showers And Thunderstorms Likely leaving Timnath and Snow Showers near Boulder.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Timnath to Boulder?
The road trip is about 47.5 miles (76.4 km) and usually takes 00h 59m 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?
Mead is a useful midpoint, sitting about 23.7 miles from Timnath and 23.7 miles from Boulder.
How much longer is the road route than the straight-line distance?
The direct path is about 38.6 miles (62.1 km), while the road route adds roughly 8.9 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 4:32 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.18 one way or $12.35 round trip. Estimated CO2 is about 14.8 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Timnath and Snow Showers near Boulder.
Stop Ideas Near Mead
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old Town Hall
Town of Frederick
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Mead.
Longmont, Colorado
Boulder, Colorado
Fort Collins, Colorado
Union Station
Flight Path Map
This map shows the direct air route between Timnath and Boulder. Straight-line distance: 38.57 mi (62.08 km).
#1 Timnath
Human settlement in Larimer County, Colorado, United States of America
| Population | 3,193 |
| Coordinates | 40.5291500, -104.9852500 |
| Altitude | 1483 |
| 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: 76 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 34m |
| 40 mph (64.37 km/h) | 01h 11m |
| 50 mph (80.47 km/h) | 00h 56m |
| 60 mph (96.56 km/h) | 00h 47m |
| 70 mph (112.65 km/h) | 00h 40m |
| 80 mph (129 km/h) | 00h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.70 | $6.18 | $12.35 |
| Mid-grade | $4.08 | $6.82 | $13.64 |
| Premium | $4.39 | $7.33 | $14.67 |
| Diesel | $4.74 | $7.91 | $15.82 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.