Origin
Montpelier, ID
Evening in Montpelier on Sunday
Local time
6:55 PM
MDT
Current temp
35°F
Unavailable
Live forecast
Trip from Montpelier, ID to Caldwell, ID
Drive Time
5h 8m
Distance
346.1 mi
557 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$55
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
4h 55m
★
6 AM
5h 8m
8 AM
5h 35m
10 AM
5h 18m
12 PM
5h 15m
3 PM
5h 19m
5 PM
5h 34m
8 PM
5h 0m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Caldwell, ID
Liliana Drew
Trip Overview
The drive from Montpelier, ID to Caldwell, ID covers 346.1 miles and takes about 5h 8m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Veterans Memorial Highway, I 86 West, Vietnam Veterans Memorial Highway for much of the mileage, and the overall profile is turn-heavy local drive. At current regular gas prices, budget about $54.84 one way before food or hotel costs.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
173.1 miles from Montpelier, ID
A natural place for your longest stop of the day , about 2h 34m into the drive .
Drive Character
Expect a 5h 8m drive with frequent turns across 346.1 miles of local and secondary roads.
This route has more turning and local-road decision points than a simple highway run.
There are about 16 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Veterans Memorial Highway is one of the defining roads on this drive.
How Hard Is This Drive?
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. There are only a few real navigation decisions along the way.
Route Complexity
3/10
Easy - simple navigation with a manageable amount of wheel time
This is a straightforward 5h 8m drive. You will face about 0 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
This route does not have any notably tricky sections. Most of the drive from Montpelier, ID to Caldwell, ID is straightforward, with well-signed roads and simple exits.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Veterans Memorial Highway | Unavailable | Refreshing |
| I 86 West | Unavailable | Refreshing |
| Vietnam Veterans Memorial Highway | Unavailable | Refreshing |
| US 20 | Unavailable | Refreshing |
| Franklin Road | Unavailable | Refreshing |
| North 21st Avenue | Unavailable | Refreshing |
| Blaine Street | Unavailable | Refreshing |
| South 10th Avenue | Unavailable | Refreshing |
Per-road distance and duration are being refreshed from OSRM for this route.
Longest stretch:
Veterans Memorial Highway
— detailed segment metrics are refreshing.
Turn-by-Turn Driving Directions
Step-by-step road directions between Montpelier, ID and Caldwell, ID.
1
Start on North 4th Street
64 mi
·
1 hr 18 min
·
North 4th Street
2
Take the exit slight right
0.4 mi
·
21 sec
3
Merge slight left onto Veterans Memorial Highway
24 mi
·
23 min
·
Veterans Memorial Highway
4
Take the exit slight right
0.2 mi
·
14 sec
5
Continue straight
0.2 mi
·
15 sec
6
Take the exit slight left toward I 86 West
0.6 mi
·
1 min
·
I 86 West
7
Continue straight
63 mi
·
59 min
8
Continue on Vietnam Veterans Memorial Highway
192 mi
·
3 hr 6 min
·
Vietnam Veterans Memorial Highway
9
Take the exit slight right toward US 20, US 26 East
0.2 mi
·
36 sec
·
US 20, US 26 East
10
Turn left onto Franklin Road
0.4 mi
·
53 sec
·
Franklin Road
11
Continue on North 21st Avenue
0.6 mi
·
1 min
·
North 21st Avenue
12
Turn right onto Blaine Street
0.8 mi
·
1 min
·
Blaine Street
13
Turn left onto South 10th Avenue
167 ft
·
10 sec
·
South 10th Avenue
14
Turn left
69 ft
·
7 sec
15
Turn right
79 ft
·
6 sec
16
Arrive at your destination
Trip Plan
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 173.1 miles from Montpelier, ID, or about 2h 34m into the drive.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 80 miles or 1h 11m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 173.1 miles or 2h 34m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 14m
Traffic, exits, and arrival timing usually matter more near Caldwell, ID than in the middle of the route.
Before You Leave
+
Open the route before leaving Montpelier, ID so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Montpelier, ID
This is one driving day of about 346.1 miles and 5h 8m.
Your first comfortable stop window is around 80 miles from Montpelier, ID.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 173.1 mi from Montpelier, ID · 2h 34m into the drive
Mid-route town
Meal stop
173 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 80 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 173.1 miles from Montpelier, ID, which is a good place for a longer meal and fuel stop.
Arriving in Caldwell, ID
The final approach into Caldwell, ID usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Caldwell, ID.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$54.84 one way
$109.69 round trip
$4.03/gal
25.4 MPG avg
121 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.23 | $57.65 | $115.30 |
| premium | $4.53 | $61.71 | $123.42 |
| diesel | $5.64 | $76.89 | $153.78 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$55
Meals
$25–$50
Total
$80–$105
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 121.1 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $36 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 103.8 | 1 | $36.34 | $16.61 |
| Efficient EV | 86.5 | 0 | $30.28 | $13.84 |
| EV Truck/SUV | 138.4 | 1 | $48.45 | $22.15 |
Gas CO2
121 kg
EV CO2
40 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Caldwell, ID
Evening in Caldwell on Sunday
Local time
6:55 PM
MDT
Current temp
39°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
4 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
5h 8m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Montpelier, ID to Caldwell, ID covers 346.1 miles and takes about 5h 8m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Veterans Memorial Highway, I 86 West, Vietnam Veterans Memorial Highway. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 173.1 miles from Montpelier, ID. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $54.84 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
An early start around 7-8 AM gets you there with plenty of daylight left. A late afternoon start means arriving after dark. Morning is better.
Plan about 1 meaningful break for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This is a straightforward 5h 8m drive. You will face about 0 decision points, but nothing that requires special attention if you follow navigation.
This route does not have any notably tricky sections. Most of the drive from Montpelier, ID to Caldwell, ID is straightforward, with well-signed roads and simple exits.
The route from Montpelier, ID to Caldwell, ID does not surface many named destination signs beyond the main corridor.
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