How far is Dayton, ID from Coulam, ID?
The driving distance from Dayton, ID to Coulam, ID is about 8.8 miles (14.2 km), with a travel time of about 00h 23m by car.
- The straight-line flight distance is about 8 miles (12.8 km).
- For a round trip, plan for roughly 00h 46m 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 23m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Franklin County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Dayton and Coulam.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Coulam.
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1
Start on North Westside Highway
4.2 mi · 6 min · North Westside Highway
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2
Continue on South Main Highway
2615 ft · 1 min · South Main Highway
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3
Turn right onto South 1st East
1550 ft · 1 min · South 1st East
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4
Turn right onto East 2nd South
2742 ft · 2 min · East 2nd South
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5
Continue on West 4800 North
1652 ft · 1 min · West 4800 North
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6
Turn left onto North 4200 West
3 mi · 12 min · North 4200 West
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7
Arrive at your destination
0 m · 1 sec · North 4200 West
Car Route Details
A richer read on the saved driving route between Dayton and Coulam.
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.
North Westside Highway
Start on North Westside Highway
4.18 mi · 00h 06m
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.
Rain Showers leaving Dayton and Chance Rain Showers near Coulam.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Coulam?
The road trip is about 8.8 miles (14.2 km) and usually takes 00h 23m 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?
Clifton is a useful midpoint, sitting about 4.4 miles from Dayton and 4.4 miles from Coulam.
How much longer is the road route than the straight-line distance?
The direct path is about 8 miles (12.8 km), while the road route adds roughly 0.8 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 7:44 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.21 one way or $2.41 round trip. Estimated CO2 is about 2.8 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Dayton and Chance Rain Showers near Coulam.
Stop Ideas Near Clifton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Clifton.
Ogden, Utah
Flight Path Map
This map shows the direct air route between Dayton and Coulam. Straight-line distance: 7.92 mi (12.75 km).
#1 Dayton
City in Franklin County, Idaho, United States
| Population | 494 |
| Coordinates | 42.1129800, -111.9935700 |
| Altitude | 1470 |
| Country | United States |
#2 Coulam
Coulam is a place in Idaho, United States.
| Population | 0 |
| Coordinates | 42.2274200, -111.9832900 |
| Altitude | 1448 |
| Country | United States |
End: Coulam (-111.98329, 42.22742)
Estimated Travel Time
Distance: 14 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 17m |
| 40 mph (64.37 km/h) | 00h 13m |
| 50 mph (80.47 km/h) | 00h 10m |
| 60 mph (96.56 km/h) | 00h 08m |
| 70 mph (112.65 km/h) | 00h 07m |
| 80 mph (129 km/h) | 00h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $1.21 | $2.41 |
| Mid-grade | $4.23 | $1.31 | $2.62 |
| Premium | $4.55 | $1.41 | $2.82 |
| Diesel | $5.41 | $1.68 | $3.36 |
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 Idaho · 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.