How far is Grants Pass, OR from Monmouth, OR?
The driving distance from Grants Pass, OR to Monmouth, OR is about 199.6 miles (321.3 km), with a travel time of about 04h 05m by car.
- The straight-line flight distance is about 166.5 miles (268 km).
- For a round trip, plan for roughly 08h 10m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 04h 05m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Oregon, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Grants Pass and Monmouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grants Pass and Monmouth.
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1
Start on Southwest H Street
60 m · 16 sec · Southwest H Street
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2
Turn left onto Southwest 4th Street
1.1 km · 2 min · Southwest 4th Street
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3
Continue on Northwest Washington Boulevard
1343 ft · 41 sec · Northwest Washington Boulevard
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4
Turn right onto Northwest Savage Street
709 ft · 22 sec · Northwest Savage Street
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5
Continue on Northeast Savage Street
154 m · 21 sec · Northeast Savage Street
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6
Turn left onto Northeast 7th Street
1.3 km · 2 min · Northeast 7th Street
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7
Take the exit straight
175 mi · 3 hr 24 min
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8
Take the exit slight right toward US 20: Lebanon, Sweet Home
1405 ft · 48 sec · Highway #001MR - Santiam Highway Connection #1
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9
Turn right onto Santiam Highway Southeast
1.2 mi · 2 min · Santiam Highway Southeast
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10
Merge slight right onto Pacific Boulevard Southeast
1939 ft · 50 sec · Pacific Boulevard Southeast
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11
Turn right onto Main Street Southeast
1264 ft · 40 sec · Main Street Southeast
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12
At the end of the road, turn left onto Main Street Southeast
70 m · 4 sec · Main Street Southeast
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13
Enter the roundabout and take exit 2 toward Main Street Southeast
40 m · 3 sec · Main Street Southeast
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14
Exit the roundabout onto Main Street Southeast
150 m · 15 sec · Main Street Southeast
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15
Turn left onto 1st Avenue East
1 km · 1 min · 1st Avenue East
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16
Turn right onto Lyon Street South;Albany-Corvallis Highway
47 m · 4 sec · Lyon Street South;Albany-Corvallis Highway
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17
Continue on Albany-Corvallis Highway
1617 ft · 46 sec · Albany-Corvallis Highway
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18
Turn right onto Northwest Springhill Drive
7.6 mi · 11 min · Northwest Springhill Drive
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19
At the end of the road, turn right onto Northwest Independence Highway
1 km · 56 sec · Northwest Independence Highway
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20
Continue on Corvallis Road
1.6 mi · 2 min · Corvallis Road
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21
Turn left onto Suver Road
2.1 mi · 3 min · Suver Road
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22
Turn right onto South Pacific Highway West
6.9 mi · 9 min · South Pacific Highway West
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23
Continue on Pacific Avenue South
1969 ft · 58 sec · Pacific Avenue South
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24
Turn left onto Main Street East
1210 ft · 24 sec · Main Street East
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25
Arrive at your destination
0 m · 1 sec · Main Street East
Car Route Details
A richer read on the saved driving route between Grants Pass and Monmouth.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Northeast 7th Street
Take the exit straight
175 mi · 03h 24m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Grants Pass and Mostly Sunny near Monmouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grants Pass to Monmouth?
The road trip is about 199.6 miles (321.3 km) and usually takes 04h 05m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Yoncalla is a useful midpoint, sitting about 99.9 miles from Grants Pass and 99.9 miles from Monmouth.
How much longer is the road route than the straight-line distance?
The direct path is about 166.5 miles (268 km), while the road route adds roughly 33.1 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 6:00 AM to 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 8:50 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.90 one way or $69.81 round trip. Estimated CO2 is about 62.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Grants Pass and Mostly Sunny near Monmouth.
Stop Ideas Near Yoncalla
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 Yoncalla.
Eugene, OR
University of Oregon
Eugene–Springfield
Reedsport, Oregon
Flight Path Map
This map shows the direct air route between Grants Pass and Monmouth. Straight-line distance: 166.52 mi (267.99 km).
#1 Grants Pass
City in Oregon, USA
| Population | 38,416 |
| Coordinates | 42.4393300, -123.3306700 |
| Altitude | 288 |
| Country | United States |
#2 Monmouth
City in Oregon, USA
| Population | 10,615 |
| Coordinates | 44.8484500, -123.2339900 |
| Altitude | 62 |
| Country | United States |
End: Monmouth (-123.23399, 44.84845)
Estimated Travel Time
Distance: 321 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 39m |
| 40 mph (64.37 km/h) | 04h 59m |
| 50 mph (80.47 km/h) | 03h 59m |
| 60 mph (96.56 km/h) | 03h 19m |
| 70 mph (112.65 km/h) | 02h 51m |
| 80 mph (129 km/h) | 02h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $34.90 | $69.81 |
| Mid-grade | $5.34 | $37.63 | $75.27 |
| Premium | $5.57 | $39.24 | $78.48 |
| Diesel | $6.37 | $44.88 | $89.76 |
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 Oregon · 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.