Oregon Route 46

For the unsigned Highway 46, see Necanicum Highway. For the former unsigned Highway 46, see East Portland-Oregon City Highway.

Oregon Route 46, also known as Caves Highway, is an Oregon state highway that runs between the city of Cave Junction and the Oregon Caves National Monument and Preserve. OR 46 traverses the Oregon Caves Highway No. 38 of the Oregon state highway system.^[2]

Oregon Route 46
Route 46 highlighted in red
Route information
Maintained by ODOT
Length	19.33 mi[1] (31.11 km)
Existed	1932–present
Component highways	Oregon Caves Highway No. 38
Major junctions
West end	US 199 in Cave Junction
East end	Oregon Caves National Monument and Preserve
Location
Country	United States
State	Oregon
County	Josephine
Highway system
Oregon Highways Interstate US State Named Scenic
← OR 43 → OR 47

The two-lane road is paved with asphalt along its entire length.

Route description

OR 46 starts in Cave Junction, at an intersection with U.S. Route 199. It then heads east into the Siskiyou Mountains, terminating at a parking lot for the Oregon Caves National Monument and Preserve. A forest service road (Grayback Road, NF-4611) splits east from OR 46, eventually reaching the Rogue Valley and Oregon Route 238.

US 199 and Oregon Caves Highway Intersection

US 199 & Oregon 46 Sign

Major intersections

The entire route is in Josephine County. ^[1]

Location[1]	mi[1]	km	Destinations	Notes
Cave Junction	0.00	0.00	US 199 – Crescent City, Grants Pass
​	19.33	31.11	Oregon Caves National Monument and Preserve Main Parking Lot
1.000 mi = 1.609 km; 1.000 km = 0.621 mi