How far is Riddle, OR from Gresham, OR?

The driving distance from Riddle, OR to Gresham, OR is about 212.4 miles (341.8 km), with a travel time of about 03h 41m by car.

  • The straight-line flight distance is about 181.9 miles (292.8 km).
  • For a round trip, plan for roughly 07h 23m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
212.37 mi
03h 41m
Flight
181.95 mi
292.82 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Riddle.

Flight Distance

Direct air line
181.95 mi
Kilometers
292.82 km
Flight Time
00h 21m

Driving Distance

Road route
212.37 mi
Kilometers
341.78 km
Drive Time
03h 41m

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 03h 41m.

Arrival Snapshot
Arrive in Gresham
Tue, May 5, 6:14 PM PDT
Return by in Riddle
Tue, May 5, 9:55 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Riddle
2026-05-05T14:32
Arrive Gresham
Tue, May 5, 6:14 PM PDT
Route Timing
03h 41m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
9:42 AM to 11:42 AM PDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:36 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Riddle
9:00 PM PDT
Early departure recommended

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
Harrisburg
OR

City in Oregon, USA

From Riddle
106.3 mi
01h 50m
To Gresham
106.1 mi
01h 50m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
69°F
Tuesday

Mostly Sunny

Starts
Tue, May 5 6:00 AM PDT
Wind
2 to 6 mph N
Destination
75°F
Tuesday

Mostly Sunny

Starts
Tue, May 5 6:00 AM PDT
Wind
7 mph W

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Riddle and Gresham.

  1. 1

    Start on E Street

    40 m · 11 sec · E Street

  2. 2

    Turn left onto 3rd Avenue

    556 ft · 26 sec · 3rd Avenue

  3. 3

    At the end of the road, turn right onto Main Street

    2269 ft · 1 min · Main Street

  4. 4

    At the end of the road, turn right onto Riddle Bypass Road

    1.8 mi · 2 min · Riddle Bypass Road

  5. 5

    Continue on Pruner Road

    1.2 km · 1 min · Pruner Road

  6. 6

    Take the ramp slight right toward Highway #001FT - Riddle Road Connection #2

    1233 ft · 30 sec · Highway #001FT - Riddle Road Connection #2

  7. 7

    Merge slight left

    184.1 mi · 3 hr 34 min

  8. 8

    Take the exit slight right toward I 205 North: Oregon City

    1.2 km · 53 sec

  9. 9

    Continue straight

    16.4 mi · 21 min

  10. 10

    Take the exit slight right toward Foster Road

    1473 ft · 42 sec

  11. 11

    Turn right onto Southeast Woodstock Boulevard

    873 ft · 25 sec · Southeast Woodstock Boulevard

  12. 12

    Turn slight right onto Southeast Foster Road

    3.3 mi · 7 min · Southeast Foster Road

  13. 13

    Turn left onto Southeast Jenne Road

    1.5 km · 2 min · Southeast Jenne Road

  14. 14

    Continue on Southeast 174th Avenue

    2520 ft · 1 min · Southeast 174th Avenue

  15. 15

    Turn right onto Southeast Powell Boulevard

    732 ft · 21 sec · Southeast Powell Boulevard

  16. 16

    Continue on West Powell Boulevard

    2.7 mi · 6 min · West Powell Boulevard

  17. 17

    Turn left

    36 m · 9 sec

  18. 18

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Riddle 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
18 steps
8 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
8.5 / 100 mi
Decision points by distance
Main Roads
Highway #001FT - Riddle Road Connection #2
184 mi · 87%
I 205 North
17.2 mi · 8%
Southeast Foster Road
3.34 mi · 2%
West Powell Boulevard
2.67 mi · 1%
Riddle Bypass Road
1.78 mi · 1%
Southeast Jenne Road
0.94 mi
Longest Stretch

Highway #001FT - Riddle Road Connection #2

Merge slight left

184 mi · 03h 34m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
03h 41m
Long day trip
Same-Day Return
07h 24m
Round-trip wheel time
Road vs Air
+30.5 mi
181.9 mi direct line
Halfway Stop
Harrisburg
01h 50m from Riddle
Leave By
9:36 AM PDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Riddle and Mostly Sunny near Gresham.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Riddle to Gresham?

The road trip is about 212.4 miles (341.8 km) and usually takes 03h 41m 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?

Harrisburg is a useful midpoint, sitting about 106.3 miles from Riddle and 106.1 miles from Gresham.

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

The direct path is about 181.9 miles (292.8 km), while the road route adds roughly 30.5 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 6:00 AM to 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 9:36 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $37.08 one way or $74.17 round trip. Estimated CO2 is about 66.6 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Riddle and Mostly Sunny near Gresham.

Stop Ideas Near Harrisburg

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 Harrisburg and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 13.9 mi away

City Hall Surface Lot

Eugene , OR
829 Pearl St, Eugene, OR 97401, United States
Rating 5.0/5 1 reviews Parking lot
Stop photo coming soon
Meeting point 14.2 mi away

Springfield Animal Control

Springfield , OR
230 4th St, Springfield, OR 97477, United States
Rating 2.0/5 8 reviews City government office
Harrisburg City Hall
Nearby stop 5.8 mi away

Harrisburg City Hall

Harrisburg , OR
120 Smith St, Harrisburg, OR 97446, United States
Rating 4.6/5 8 reviews Corporate office

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Harrisburg.

RAIL

Eugene–Springfield

25 mi away
433 Willamette Street
BUS

Eugene, OR

26 mi away
987 Pearl Street
BUS

University of Oregon

27 mi away
1320 East 15th Avenue
BUS

Corvallis, Oregon

33 mi away
153 NW 4th Avenue

Flight Path Map

This map shows the direct air route between Riddle and Gresham. Straight-line distance: 181.95 mi (292.82 km).

Riddle

#1 Riddle

Statement or question or phrase having a double or veiled meaning, put forth as a puzzle to be solved

Population1,216
Coordinates42.9509500, -123.3642300
Altitude212
CountryUnited States
Gresham

#2 Gresham

The second most populous city in Multnomah County, Oregon.

Population110,031
Coordinates45.4981800, -122.4314800
Altitude97
CountryUnited States
Start: E Street (-123.363932, 42.951094)
End: (-122.431495, 45.498179)

Estimated Travel Time

Distance: 342 km by road

SpeedTime
30 mph (48.3 km/h)07h 04m
40 mph (64.37 km/h)05h 18m
50 mph (80.47 km/h)04h 14m
60 mph (96.56 km/h)03h 32m
70 mph (112.65 km/h)03h 02m
80 mph (129 km/h)02h 38m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.49 gal
28.37 L · about $37.08
Round trip
$74.17
14.98 gal · 56.74 L
Estimated CO2
66.6 kg one way
Round trip: 133.1 kg / 293 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.95 $37.08 $74.17
Mid-grade $5.34 $39.98 $79.96
Premium $5.57 $41.69 $83.38
Diesel $6.37 $47.68 $95.36

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 · May 05, 2026

There is no time difference between Riddle and Gresham. The current time is 14:32:16.

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.