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Big Finn Hill Park park in Sammamish, WA
Photo: Victor Ruybalid
View of Big Finn Hill Park in Sammamish, WA
Photo: Ann Mari Gantenbein
View of Big Finn Hill Park in Sammamish, WA
Photo: Tina LaBonte

Big Finn Hill Park

4.6(585 reviews)FreePark
🕑 2-3 hours👶 Best for ages 2-12. Toddlers and preschoolers love the creek play and shorter nature walks, while elementary-aged kids can tackle the longer trails, spot wildlife, and enjoy more adventurous exploring through the forested terrain.

About

Big Finn Hill Park is a nature lover's paradise where kids can truly disconnect and explore the outdoors. With winding forest trails, babbling creeks for splash play, and natural play areas that encourage imaginative adventures, this 66-acre wooded gem offers a refreshing escape from typical playgrounds where children can hunt for salamanders, build stick forts, and experience unstructured nature play.

Highlights

  • Creek exploration and water play in shallow, kid-friendly streams
  • Natural forest trails perfect for spotting birds, squirrels, and salamanders
  • Open meadow area ideal for picnics and running around
  • Stick fort building and unstructured nature play opportunities
  • Seasonal wildflowers and berry bushes along the trails

Pro Tips

  1. 1.Bring a change of clothes and water shoes,kids will inevitably want to wade in the creeks, especially in the lower meadow area where the water is shallow and perfect for splashing
  2. 2.The parking lot off NE 138th St is small and fills quickly on sunny weekends; arrive before 10 AM or visit on weekday afternoons for easier parking and quieter trails
  3. 3.Pack bug spray during summer months and check kids for ticks after hiking, as the forested trails can be buggy in warmer weather
  4. 4.The natural play areas have minimal equipment,this park is all about nature exploration, so bring buckets for creek creatures, magnifying glasses, and a sense of adventure
  5. 5.Look for the hidden fairy doors along some of the trails that local families have added,kids love searching for these magical surprises

Best Time to Visit

Spring (April-May) offers the best experience with flowing creeks from rainfall, blooming wildflowers, and mild temperatures perfect for hiking. Weekday mornings provide the most peaceful experience, while sunny Saturday mornings are great for meeting other families despite being busier.

What to Know

This park is free to visit with limited parking at the main lot. There are no restrooms on-site, so plan bathroom breaks before arriving. The trails are natural and can be muddy, so wear appropriate footwear and expect an authentic outdoor experience.

Seasonal Notes

Creeks flow best in spring and early summer, making it prime time for water play. Fall offers beautiful foliage and drier trails. Winter visits can be muddy but magical with fewer crowds. Trails remain open year-round during park hours.

Nearby Eats

Head to Flatstick Pub (family-friendly until early evening) about 10 minutes away for pizza and mini golf, or grab casual bites at MOD Pizza in nearby Totem Lake for customizable pizzas that please picky eaters.

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