How far is Lake Oswego, OR from Happy Valley, OR?
The driving distance from Lake Oswego, OR to Happy Valley, OR is about 14 miles (22.6 km), with a travel time of about 00h 27m by car.
- The straight-line flight distance is about 7 miles (11.3 km).
- For a round trip, plan for roughly 00h 54m 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 27m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Light Rain Likely
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Lake Oswego and Happy Valley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lake Oswego and Happy Valley.
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1
Start on the route
65 m · 21 sec
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2
Turn left onto A Avenue
2125 ft · 1 min · A Avenue
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3
At the end of the road, turn right onto North State Street
3023 ft · 2 min · North State Street
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4
Continue on Pacific Highway
1.4 mi · 3 min · Pacific Highway
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5
Continue on Willamette Drive
3.1 mi · 7 min · Willamette Drive
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6
Take the ramp slight right toward I 205 North
1179 ft · 29 sec
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7
Merge slight left onto Abernethy Bridge
5.1 mi · 7 min · Abernethy Bridge
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8
Take the exit slight right toward Sunnybrook Boulevard, Sunnyside Road
1855 ft · 45 sec
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9
Turn right onto Southeast Sunnybrook Boulevard
1.2 km · 1 min · Southeast Sunnybrook Boulevard
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10
Turn right onto Southeast Sunnyside Road
1.2 km · 2 min · Southeast Sunnyside Road
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11
Turn sharp left onto Southeast 122nd Avenue
2924 ft · 1 min · Southeast 122nd Avenue
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12
Continue on Southeast 129th Avenue
1.3 km · 2 min · Southeast 129th Avenue
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13
Enter the roundabout and take exit 1 toward Southeast Mount Scott Boulevard
3 m · 1 sec · Southeast Mount Scott Boulevard
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14
Exit the roundabout onto Southeast Mount Scott Boulevard
30 m · 2 sec · Southeast Mount Scott Boulevard
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15
Arrive at your destination
0 m · 1 sec · Southeast Mount Scott Boulevard
Car Route Details
A richer read on the saved driving route between Lake Oswego and Happy Valley.
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.
Abernethy Bridge
Merge slight left onto Abernethy Bridge
5.14 mi · 00h 07m
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.
Light Rain Likely leaving Lake Oswego and Chance Light Rain near Happy Valley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lake Oswego to Happy Valley?
The road trip is about 14 miles (22.6 km) and usually takes 00h 27m 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?
Gladstone is a useful midpoint, sitting about 7 miles from Lake Oswego and 7 miles from Happy Valley.
How much longer is the road route than the straight-line distance?
The direct path is about 7 miles (11.3 km), while the road route adds roughly 7 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 7:36 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.48 one way or $4.95 round trip. Estimated CO2 is about 4.4 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Lake Oswego and Chance Light Rain near Happy Valley.
Stop Ideas Near Gladstone
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
Gresham City Passport Office
Hollybrook Park
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Gladstone.
Oregon City station
Union Station
Portland, OR
Vancouver station
Flight Path Map
This map shows the direct air route between Lake Oswego and Happy Valley. Straight-line distance: 7.03 mi (11.32 km).
#1 Lake Oswego
A city in Clackamas County, Oregon.
| Population | 39,821 |
| Coordinates | 45.4206700, -122.6706500 |
| Altitude | 55 |
| Country | United States |
#2 Happy Valley
City in Oregon, USA
| Population | 23,781 |
| Coordinates | 45.4467900, -122.5303700 |
| Altitude | 153 |
| Country | United States |
End: Happy Valley (-122.53037, 45.44679)
Estimated Travel Time
Distance: 23 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 28m |
| 40 mph (64.37 km/h) | 00h 21m |
| 50 mph (80.47 km/h) | 00h 16m |
| 60 mph (96.56 km/h) | 00h 14m |
| 70 mph (112.65 km/h) | 00h 12m |
| 80 mph (129 km/h) | 00h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $2.48 | $4.95 |
| Mid-grade | $5.34 | $2.67 | $5.34 |
| Premium | $5.57 | $2.78 | $5.57 |
| Diesel | $6.37 | $3.18 | $6.37 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.