How far is Lake Oswego, OR from Troutdale, OR?
The driving distance from Lake Oswego, OR to Troutdale, OR is about 23.4 miles (37.7 km), with a travel time of about 00h 37m by car.
- The straight-line flight distance is about 16 miles (25.7 km).
- For a round trip, plan for roughly 01h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
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 37m.
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 Oregon, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain And Snow then Showers And Thunderstorms
Chance Rain And Snow then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Lake Oswego and Troutdale.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lake Oswego and Troutdale.
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1
Start on the route
28 m · 9 sec
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2
Turn right
48 m · 17 sec
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3
Turn left onto Sixth Street
53 m · 10 sec · Sixth Street
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4
Turn right onto B Avenue
1952 ft · 1 min · B Avenue
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5
At the end of the road, turn left onto North State Street
1509 ft · 48 sec · North State Street
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6
Continue on Riverside Drive
2.2 mi · 4 min · Riverside Drive
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7
Continue on South Macadam Avenue
3.4 mi · 7 min · South Macadam Avenue
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8
Keep slight left to continue on I 5 North, I 84 East: Seattle
1177 ft · 27 sec
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9
Merge slight left onto Seattle
1.3 km · 1 min
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10
Take the exit slight right toward I 84 East, US 30 East: The Dalles, Portland Airport
1011 ft · 17 sec
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11
Keep slight left to continue on I 84 East, US 30 East: Portland Airport, The Dalles
1.5 km · 1 min
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12
Continue on Banfield Freeway
6.6 mi · 9 min · Banfield Freeway
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13
Continue on Columbia River Highway
7.2 mi · 9 min · Columbia River Highway
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14
Take the exit slight right toward Marine Drive, 257th Avenue
1326 ft · 30 sec
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15
Continue on Northwest Frontage Road
2344 ft · 57 sec · Northwest Frontage Road
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16
Keep slight right to continue on Graham Road
1428 ft · 44 sec · Graham Road
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17
Turn left onto West Historic Columbia River Highway
573 ft · 28 sec · West Historic Columbia River Highway
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18
Turn right onto South Buxton Road
159 m · 16 sec · South Buxton Road
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19
Turn left onto Southeast 3rd Street
83 m · 12 sec · Southeast 3rd Street
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20
Arrive at your destination
0 m · 1 sec · Southeast 3rd Street
Car Route Details
A richer read on the saved driving route between Lake Oswego and Troutdale.
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.
Columbia River Highway
Continue on Columbia River Highway
7.22 mi · 00h 09m
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.
Chance Rain And Snow then Showers And Thunderstorms leaving Lake Oswego and Chance Rain And Snow then Showers And Thunderstorms near Troutdale.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lake Oswego to Troutdale?
The road trip is about 23.4 miles (37.7 km) and usually takes 00h 37m 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?
Maywood Park is a useful midpoint, sitting about 11.7 miles from Lake Oswego and 11.7 miles from Troutdale.
How much longer is the road route than the straight-line distance?
The direct path is about 16 miles (25.7 km), while the road route adds roughly 7.4 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 PDT. If you want a more comfortable same-day return, try to leave by 7:14 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.11 one way or $8.22 round trip. Estimated CO2 is about 7.4 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain And Snow then Showers And Thunderstorms around Lake Oswego and Chance Rain And Snow then Showers And Thunderstorms near Troutdale.
Stop Ideas Near Maywood Park
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Powell's City of Books
City of Portland: Archives and Records Management
Lake Oswego Fire Dept. Station 214
Oregon-Washington Bridge
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Maywood Park.
Portland, OR
Union Station
Vancouver station
Oregon City station
Flight Path Map
This map shows the direct air route between Lake Oswego and Troutdale. Straight-line distance: 15.99 mi (25.73 km).
#1 Lake Oswego
A city in Clackamas County, Oregon.
| Population | 39,821 |
| Coordinates | 45.4206700, -122.6706500 |
| Altitude | 55 |
| Country | United States |
#2 Troutdale
City in Oregon, USA
| Population | 16,403 |
| Coordinates | 45.5392900, -122.3873100 |
| Altitude | 39 |
| Country | United States |
End: Troutdale (-122.38731, 45.53929)
Estimated Travel Time
Distance: 38 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 46m |
| 40 mph (64.37 km/h) | 00h 35m |
| 50 mph (80.47 km/h) | 00h 28m |
| 60 mph (96.56 km/h) | 00h 23m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $4.11 | $8.22 |
| Mid-grade | $5.34 | $4.43 | $8.86 |
| Premium | $5.57 | $4.62 | $9.24 |
| Diesel | $6.37 | $5.28 | $10.57 |
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 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.