For a Seattle dog outing, start with the designated off-leash boundary, surface and access hours. Magnuson offers dog water access; Golden Gardensâ public beach does not permit dogs. This guide compares five Seattle locations, then two alternatives in Redmond and Mercer Island with their own operators and rules.

Hours below are the official park listings, not a guarantee that every gate or facility stays available throughout. Check current signs, temporary closures and parking access before travelling. The source links and practical differences follow the table.
| Off-leash area | Location | Setting | Published park hours / access |
|---|---|---|---|
| Magnuson | 7400 Sand Point Way NE | 8.6 acres; small/shy section and designated Lake Washington access | Grounds: 4amâ11:30pm. Some lots lock at 10pm; see details below. |
| Westcrest | 9000 8th Avenue SW | About 8.4 acres; paths and a separate small/shy section | 6amâ10pm; leash required on the walk from parking. |
| Golden Gardens | 8498 Seaview Place NW | One-acre wood-chip area in the upper northern park; not the public beach | MayâSeptember: 4amâ10:30pm; OctoberâApril: 4amâ11:30pm. Parking gates open at 7am. |
| Blue Dog Pond | 1520 26th Avenue S | 1.7-acre fenced field; catchment area can get muddy | 4amâ11:30pm; inspect conditions after rain. |
| Regrade | 3rd Avenue and Bell Street, Belltown | 0.3-acre fenced urban space; double entrance gates | Confirm current posted hours; no separate schedule established by the linked directory. |
Seattle Parksâ Magnuson off-leash page describes 8.6 acres, a small/shy dog section, and the cityâs only designated off-leash area with water access. It includes a large play space and winding trail, mostly compact gravel. Keep your dog leashed elsewhere in Magnuson; the wider shoreline is not an extension of the dog area.
The Magnuson park page lists grounds hours of 4amâ11:30pm and says lots E1âE4 lock at 10pm. Other attractions have shorter schedules. Use the park map to choose parking and allow time to return before its gate closes. Water play is optional; check notices and your dogâs comfort before entering the designated shoreline.
The official Westcrest page lists about 8.4 acres of off-leash space, paths, shade and a separate small/shy section on the southwest side. Park hours are 6amâ10pm. Its parking lot is about 150 yards south of the dog area: keep the leash on for that approach. The page also links a restroom and play-area project; check current facility notices before relying on nearby amenities.
Seattle Parks locates the Golden Gardens off-leash area in the upper northern park. The one-acre space has wood chips, trees, seating and a small covered area. Dogs are prohibited on the public beach, including on leash. Plan around the dog-run entrance instead of heading to the sand.
Published park hours are 4amâ10:30pm from May through September and 4amâ11:30pm from October through April. Parking lot gates open at 7am. The page also notes non-vehicle access from 4:30am; follow entrance signs if arriving early.
The Blue Dog Pond park page describes a 1.7-acre fenced field with grassy slopes, running water and a large blue-dog sculpture. It is a catchment area that can become muddy in rainy weather. Its name does not establish a maintained wading pond or swimming facility. Park hours are 4amâ11:30pm; bring water and a towel, and assess the ground on arrival.
The Seattle off-leash directory identifies Regrade as a 0.3-acre fenced space at 3rd and Bell, with double entrance gates and substantial nearby street traffic. It offers an urban option with limited running room. Check current hours and gate condition on site; do not assume a particular surface stays clean or dry after rain.
King Countyâs Marymoor off-leash page lists a 40-acre dog area at 6046 West Lake Sammamish Parkway NE, Redmond, with park hours of 8am to dusk. Dogs must be leashed outside its designated boundary and are prohibited on active sports fields and playgrounds. The county describes river access, but that does not guarantee suitable swimming conditions on a particular day.
The Marymoor parking page currently lists a $1 daily vehicle fee; ParkMobile adds a $0.25 service fee. Recheck the operatorâs current rate and event notices before leaving. The larger area may mean a longer visit and more walking; plan for the distance your dog can comfortably manage.
The Mercer Island park page lists an off-leash dog area at 2040 84th Avenue SE. The cityâs dog-owner park guide describes a fenced, sand-based area with a small/shy section and water access. That guide is dated May 2018: confirm current boundaries, hours and conditions with the city and entrance signs. The parkâs public swim beach and wider waterfront are separate from the designated dog area.
Seattle Parksâ dog guidance requires leashes outside designated off-leash boundaries and prohibits dogs on public beaches, organised athletic fields and childrenâs play areas. An empty beach or an early hour does not change those restrictions.
Seattle Animal Shelterâs rules include valid licence tags on dogs in off-leash areas, rabies vaccination for dogs four months or older, and carrying waste-removal equipment. Follow the rules of the operator you are visiting; Seattle, King County and Mercer Island are different jurisdictions.
Choose by recall, comfort around the dogs present, mobility and footing. A small/shy section may offer separation, but a fence does not make group play suitable for every dog. A dog that freezes, avoids others or repeatedly tries to leave may prefer a leashed walk with more space.
Use our walk observation guide to note what your dog enjoys. A personality quiz cannot certify compatibility with a park or replace watching the actual interactions.
Can dogs play on Golden Gardensâ beach? No. Use the designated upper-park off-leash area; the public beach prohibits dogs.
Is Westcrest Seattleâs largest off-leash area? The city describes Magnuson as its largest, at 8.6 acres, while its Westcrest listing gives approximately 8.4 acres. Marymoorâs 40-acre area is in Redmond, outside Seattle.
Are all these parks open from dawn to dusk? No. Seattle sites have specific published hours, while Marymoor lists 8am to dusk. Check both park and parking access.
Compare other destinations in our Bay Area guide and NYC guide.
Editorial note: This guide was updated with AI assistance from official operator sources, including indexed city pages where direct access was unavailable. It is not based on team visits. Confirm current notices and posted boundaries before travelling.