Mayer State Park

River · Oregon

ℹ️ Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.

About this swimming hole

A slim Columbia River park on the Historic Columbia River Highway near Rowena with a modest shoreline access point. It functions mostly as a picnic-and-dip stop between Gorge viewpoints, with the big river panorama doing the heavy lifting.

Good to know

Water typeRiver
Water temperature65-70 in summer
Best seasonJune-September
FeesOregon State Parks day-use fee
Reservations requiredNo
Hoursdaylight hours
Parkingsmall lot; overflow along the highway pullouts
Amenitiespicnic tables
CountyWasco County
Nearest townMosier
Safety notesno lifeguard; rocky shoreline can be slippery

Map

Nearby swimming holes

Frequently asked questions

Does Mayer State Park require reservations?

No reservations are required at Mayer State Park based on current information — but verify before you go.

Is there a fee to visit Mayer State Park?

Reported fee info: Oregon State Parks day-use fee. Fees can change — confirm with the official link.

When is the best time to visit Mayer State Park?

The best season is typically June-September.

⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026