Portland’s Best Outdoor Pools and Rock Pools for Lap Swimming This Summer

On July 4th, Portland’s Grant Outdoor Pool at NE 33rd Avenue and US Grant Place opened at 8:00am, and by 8:15 a queue of early-morning swimmers—some still clutching travel mugs from the nearby Laurelhurst Cafe—were already collecting at the deck. Portland Parks & Recreation reported a 30% spike in drop-in lap swim attendance since late May, as high temperatures have the city searching for aquatic escapes outside their gyms.

Swim Fitness Moves Outdoors

Residents used to booking lane slots at Matt Dishman or SWIMMAC have recently pivoted to outdoor pools, searching for fresher air and a break from stuffy indoor atmospheres. “People want the cold shock of an early-morning dive and fresh sun on their face,” said a staffer at Grant Pool. The trend has become so pronounced that the pool added two dedicated lap lanes during peak hours—now offering six total, up from four in summer 2025. Down south in leafy Sellwood, Sellwood Pool (SE 7th Ave & Miller St) now runs daily lap swim sessions, extending to 8:00pm to accommodate shift workers. Swimmers there praise the longer lanes and view of cottonwoods overhead.

Portland’s wellness crowd is also discovering a more rugged option: exploring local rock pools for open-water laps. Oaks Bottom Wildlife Refuge is home to Reed Lake, a hidden natural basin off SE Sellwood Blvd. On clear mornings, regulars can be seen wading in well before urban joggers round the trail. While less structured than a pool, Reed Lake draws those seeking a free, open-water challenge, though swimmers are advised to check city notices for current water quality and wildlife advisories.

Swim Stats, Fees, and Access

This surge is reflected citywide. According to Portland Parks & Recreation data provided on July 2, day use for outdoor pools is priced at $5 per adult and $3.50 for youth or seniors. Monthly lap swimming passes, which cover Grant, Sellwood, and Peninsula pools, start at $48. Sellwood Pool reports more than 2,100 lap swim entries for June alone, a record for the facility. Meanwhile, the Portland Bureau of Environmental Services checks Reed Lake water quality biweekly. Recent postings (June 29) confirm safe conditions, though caution is urged after heavy rain.

Getting started is straightforward. Both Grant and Sellwood pools release lap lane schedules every Friday at noon on the Parks & Rec website, allowing for walk-ups or advance reservations. Reed Lake, being natural, has no entry fee or lifeguards—strong swimming skills and a buddy are recommended. With the heat forecasted to stick around past mid-July, the city expects demand to hold steady. Swimmers can track real-time capacity at outdoorpoolfinder.portland.gov or look for new swim events, like Peninsula Pool’s upcoming full-moon lap sessions (first installation: July 20, Albina Ave & Rosa Parks Way). Wherever you swim, pack a hat, don’t skip the sunscreen, and keep up with the city’s online alerts to grab your perfect lap slot this summer.