How far is Saint Helens, OR from Gresham, OR?

The driving distance from Saint Helens, OR to Gresham, OR is about 45.6 miles (73.4 km), with a travel time of about 01h 06m by car.

  • The straight-line flight distance is about 31.1 miles (50 km).
  • For a round trip, plan for roughly 02h 12m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
45.59 mi
01h 06m
Flight
31.09 mi
50.03 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Saint Helens.

Flight Distance

Direct air line
31.09 mi
Kilometers
50.03 km
Flight Time
00h 03m

Driving Distance

Road route
45.59 mi
Kilometers
73.37 km
Drive Time
01h 06m

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 06m.

Arrival Snapshot
Arrive in Gresham
Sat, Apr 18, 5:47 AM PDT
Return by in Saint Helens
Sat, Apr 18, 6:53 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Helens
2026-04-18T04:41
Arrive Gresham
Sat, Apr 18, 5:47 AM PDT
Route Timing
01h 06m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
9:06 AM to 11:06 AM PDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:18 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Saint Helens
9:30 PM PDT
Morning start is best

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.

Mid-route stop
Cedar Mill
OR

Unincorporated community in Washington County, Oregon

From Saint Helens
22.7 mi
00h 33m
To Gresham
22.9 mi
00h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Saturday

Chance Light Rain

Starts
Sat, Apr 18 6:00 AM PDT
Wind
1 to 5 mph SE
Destination
65°F
Saturday

Light Rain Likely

Starts
Sat, Apr 18 6:00 AM PDT
Wind
3 to 7 mph SSW

Driving Route Map

The map below follows the saved road route between Saint Helens and Gresham.

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Helens and Gresham.

  1. 1

    Start on South 8th Street

    27 m · 9 sec · South 8th Street

  2. 2

    Turn left onto Columbia Boulevard

    1615 ft · 53 sec · Columbia Boulevard

  3. 3

    Continue on Saint Helens Street

    2384 ft · 54 sec · Saint Helens Street

  4. 4

    At the end of the road, turn left onto Lower Columbia River Highway

    7.9 mi · 13 min · Lower Columbia River Highway

  5. 5

    Continue on Columbia River Highway

    1446 ft · 39 sec · Columbia River Highway

  6. 6

    Continue on Lower Columbia River Highway

    2.1 mi · 4 min · Lower Columbia River Highway

  7. 7

    Continue on Northwest Saint Helens Road

    14 mi · 22 min · Northwest Saint Helens Road

  8. 8

    Continue on Northwest Yeon Avenue

    2.6 mi · 5 min · Northwest Yeon Avenue

  9. 9

    Keep slight left to continue on I 405 North, US 30: The Dalles, Seattle

    1445 ft · 24 sec

  10. 10

    Merge slight right onto Stadium Freeway

    2487 ft · 42 sec · Stadium Freeway

  11. 11

    Take the exit slight left toward I 5 South, US 30 East: The Dalles

    1.5 mi · 2 min

  12. 12

    Take the exit slight right toward I 84, US 30 East: The Dalles

    11.8 mi · 16 min

  13. 13

    Take the exit slight right toward Fairview Parkway

    1501 ft · 32 sec

  14. 14

    Turn right onto Northeast Fairview Parkway

    1.4 km · 2 min · Northeast Fairview Parkway

  15. 15

    Turn left onto Northeast Glisan Street

    2097 ft · 51 sec · Northeast Glisan Street

  16. 16

    Turn right onto Northeast 223rd Avenue

    1.1 mi · 2 min · Northeast 223rd Avenue

  17. 17

    Turn slight left

    84 m · 11 sec

  18. 18

    Turn left onto Northwest Fairview Drive

    1073 ft · 31 sec · Northwest Fairview Drive

  19. 19

    Continue on North Main Avenue

    1.2 km · 2 min · North Main Avenue

  20. 20

    Turn right onto Northwest 1st Street

    42 m · 10 sec · Northwest 1st Street

  21. 21

    Turn left

    19 m · 5 sec

  22. 22

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Saint Helens and Gresham.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
22 steps
9 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
48.2 / 100 mi
Decision points by distance
Main Roads
Northwest Saint Helens Road
14 mi · 31%
I 84
11.8 mi · 26%
Lower Columbia River Highway
10 mi · 22%
Northwest Yeon Avenue
2.57 mi · 6%
I 5 South
1.46 mi · 3%
Northeast 223rd Avenue
1.12 mi · 2%
Longest Stretch

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.

Trip Read

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.

Drive Time
01h 06m
Day trip friendly
Same-Day Return
02h 12m
Round-trip wheel time
Road vs Air
+14.5 mi
31.1 mi direct line
Halfway Stop
Cedar Mill
00h 33m from Saint Helens
Leave By
4:18 PM PDT
Morning start is best
Weather Watch

Chance Light Rain leaving Saint Helens and Light Rain Likely near Gresham.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Helens to Gresham?

The road trip is about 45.6 miles (73.4 km) and usually takes 01h 06m 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 22.7 miles from Saint Helens and 22.9 miles from Gresham.

How much longer is the road route than the straight-line distance?

The direct path is about 31.1 miles (50 km), while the road route adds roughly 14.5 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 4:18 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.97 one way or $15.94 round trip. Estimated CO2 is about 14.3 kg one way.

What should you check before leaving?

Before you leave, expect Chance Light Rain around Saint Helens and Light Rain Likely near Gresham.

Stop Ideas Near Cedar Mill

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Cedar Mill and the surrounding midpoint area.
Powell's City of Books
Scenic stop 5.7 mi away

Powell's City of Books

Portland , OR
1005 W Burnside St, Portland, OR 97209, United States
Rating 4.9/5 26,171 reviews Tourist attraction,Rare book store,Book store,Used book store
Vancouver Planning & Zoning
Meeting point 5.3 mi away

Vancouver Planning & Zoning

Vancouver , WA
415 W 6th St, Vancouver, WA 98660
Rating 5.0/5 3 reviews City government office,Urban planning department
City Hall/SW 5th & Jefferson
Nearby stop 6.2 mi away

City Hall/SW 5th & Jefferson

Portland , OR
Portland, OR 97204
Rating 4.3/5 8 reviews Transit station,Bus stop,Light rail station
Sunrise Park (City Of Tigard park)
Scenic stop 11.7 mi away

Sunrise Park (City Of Tigard park)

Tigard , OR
14905 SW Sunrise Ln, Tigard, OR 97224, United States
Rating 4.4/5 35 reviews Park

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Cedar Mill.

BUS

Portland, OR

10 mi away
550 NW 6th Avenue
RAIL

Union Station

11 mi away
800 NW Sixth Ave.
RAIL

Vancouver station

15 mi away
1301 West 11th Street
RAIL

Oregon City station

24 mi away
1757 Washington Street

Flight Path Map

This map shows the direct air route between Saint Helens and Gresham. Straight-line distance: 31.09 mi (50.03 km).

Saint Helens

#1 Saint Helens

City in Oregon, USA

Population14,071
Coordinates45.8640000, -122.8064900
Altitude27
CountryUnited States
Gresham

#2 Gresham

The second most populous city in Multnomah County, Oregon.

Population110,031
Coordinates45.4981800, -122.4314800
Altitude97
CountryUnited States
Start: South 8th Street (-122.806491, 45.864)
End: (-122.431495, 45.498179)

Estimated Travel Time

Distance: 73 km by road

SpeedTime
30 mph (48.3 km/h)01h 31m
40 mph (64.37 km/h)01h 08m
50 mph (80.47 km/h)00h 54m
60 mph (96.56 km/h)00h 45m
70 mph (112.65 km/h)00h 39m
80 mph (129 km/h)00h 34m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.61 gal
6.09 L · about $7.97
Round trip
$15.94
3.22 gal · 12.18 L
Estimated CO2
14.3 kg one way
Round trip: 28.6 kg / 63 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.95 $7.97 $15.94
Mid-grade $5.34 $8.59 $17.19
Premium $5.57 $8.96 $17.92
Diesel $6.37 $10.25 $20.50

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

There is no time difference between Saint Helens and Gresham. The current time is 04:41:06.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.