How far is Saint Helens, OR from Oregon City, OR?
The driving distance from Saint Helens, OR to Oregon City, OR is about 51.5 miles (82.9 km), with a travel time of about 01h 07m by car.
- The straight-line flight distance is about 36.3 miles (58.4 km).
- For a round trip, plan for roughly 02h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 07m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Unincorporated community in Washington County, Oregon
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Saint Helens and Oregon City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Helens and Oregon City.
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1
Start on South 8th Street
27 m · 9 sec · South 8th Street
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2
Turn left onto Columbia Boulevard
1615 ft · 50 sec · Columbia Boulevard
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3
Continue on Saint Helens Street
2384 ft · 54 sec · Saint Helens Street
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4
At the end of the road, turn left onto Lower Columbia River Highway
7.9 mi · 13 min · Lower Columbia River Highway
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5
Continue on Columbia River Highway
1446 ft · 39 sec · Columbia River Highway
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6
Continue on Lower Columbia River Highway
2.1 mi · 4 min · Lower Columbia River Highway
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7
Continue on Northwest Saint Helens Road
14 mi · 22 min · Northwest Saint Helens Road
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8
Continue on Northwest Yeon Avenue
2.6 mi · 5 min · Northwest Yeon Avenue
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9
Keep slight left to continue on I 405 North, US 30: The Dalles, Seattle
1445 ft · 24 sec
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10
Merge slight right onto Stadium Freeway
2487 ft · 42 sec · Stadium Freeway
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11
Take the exit slight left toward I 5 South, US 30 East: The Dalles
2386 ft · 41 sec
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12
Merge slight left onto Purple Heart Trail
1 mi · 2 min · Purple Heart Trail
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13
Take the exit slight right toward I 84, US 30 East: The Dalles
5.4 mi · 8 min
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14
Take the exit slight right toward I 205 South: Salem
1388 ft · 26 sec
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15
Keep slight left to continue on I 205 South
819 ft · 16 sec
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16
Merge slight left
11.6 mi · 16 min
-
17
Take the exit slight right toward OR 99E: Downtown Oregon City, Gladstone
1432 ft · 42 sec
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18
Turn left onto McLoughlin Boulevard
2937 ft · 2 min · McLoughlin Boulevard
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19
Turn left onto 10th Street
137 m · 15 sec · 10th Street
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20
Continue on Singer Hill Road
803 ft · 35 sec · Singer Hill Road
-
21
Turn right onto 7th Street
31 m · 4 sec · 7th Street
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22
Arrive at your destination
0 m · 1 sec · 7th Street
Car Route Details
A richer read on the saved driving route between Saint Helens and Oregon City.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Northwest Saint Helens Road
Continue on Northwest Saint Helens Road
14 mi · 00h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Saint Helens and Sunny near Oregon City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Helens to Oregon City?
The road trip is about 51.5 miles (82.9 km) and usually takes 01h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Cedar Mill is a useful midpoint, sitting about 24.2 miles from Saint Helens and 27.3 miles from Oregon City.
How much longer is the road route than the straight-line distance?
The direct path is about 36.3 miles (58.4 km), while the road route adds roughly 15.2 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 4:14 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.01 one way or $18.02 round trip. Estimated CO2 is about 16.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Saint Helens and Sunny near Oregon City.
Stop Ideas Near Cedar Mill
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
City Hall/SW 5th & Jefferson
Sunrise Park (City Of Tigard park)
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Cedar Mill.
Portland, OR
Union Station
Vancouver station
Oregon City station
Flight Path Map
This map shows the direct air route between Saint Helens and Oregon City. Straight-line distance: 36.31 mi (58.44 km).
#1 Saint Helens
City in Oregon, USA
| Population | 14,071 |
| Coordinates | 45.8640000, -122.8064900 |
| Altitude | 27 |
| Country | United States |
#2 Oregon City
City in Oregon, USA
| Population | 37,339 |
| Coordinates | 45.3573400, -122.6067600 |
| Altitude | 38 |
| Country | United States |
End: 7th Street (-122.606737, 45.357188)
Estimated Travel Time
Distance: 83 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 42m |
| 40 mph (64.37 km/h) | 01h 17m |
| 50 mph (80.47 km/h) | 01h 01m |
| 60 mph (96.56 km/h) | 00h 51m |
| 70 mph (112.65 km/h) | 00h 44m |
| 80 mph (129 km/h) | 00h 38m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.95 | $9.01 | $18.02 |
| Mid-grade | $5.34 | $9.72 | $19.43 |
| Premium | $5.57 | $10.13 | $20.26 |
| Diesel | $6.37 | $11.59 | $23.17 |
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 · Jun 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.