Family · Outside PDX
The Big Bounce America
Sunday, September 20, 2026 at 9:00 AM · Westside Commons (Washington County Fairgrounds)
The Big Bounce America is a family event at Westside Commons (Washington County Fairgrounds) (801 NE 34th Ave, Outside PDX) on Sunday, September 20, 2026 at 9:00 AM. Tickets are $35. Get ready, PDX Parents The Big Bounce America is about to blow up (literally!) at Westside Commons/ Washington County Fairgrounds from Sept.
- When
- Sunday, September 20, 2026 at 9:00 AM
- Where
- Westside Commons (Washington County Fairgrounds)801 NE 34th Ave
- Cost
- $35
About this event
Get ready, PDX Parents The Big Bounce America is about to blow up (literally!) at Westside Commons/ Washington County Fairgrounds from Sept. 19-20 . This isn’t your average weekend outing—it’s a 50,000+ sq. ft. inflatable adventure featuring the World’s Largest Bounce House , a 900-foot obstacle course , live DJs, and nonstop high-energy fun. From kids to parents to adults-only sessions, this is your chance to bounce off the walls (and everything else) and let loose like never before. Expect: 🎉
Listing aggregated from PDX Parent. Details belong to the organizer — check the source before heading out.
Also at Westside Commons (Washington County Fairgrounds)
More family in Portland
FreeWed, Sep 16
Storytime at Washington County Libraries
Libraries across Washington County
“There's a storytime nearly every day at Washington County libraries, so just pick whichever time and branch fits your kid.”
Free to attendWed, Sep 16 · 9:00 AM
Swan Island Annual Dahlia Festival
Swan Island Dahlias at 995 NW 22nd Ave, Canby, OR 979013
“Free to wander 50 acres of dahlia fields with weekend live music, a relaxed and pretty way to spend an afternoon.”
FreeThu, Sep 17
Storytime at Washington County Libraries
Libraries across Washington County
“There's a storytime nearly every day at Washington County libraries, so just pick whichever time and branch fits your kid.”
Thu, Sep 17
CHAP Art Club
CHAP Hillsboro Art Studeio
“A dedicated studio session for kids with medical challenges, so it's built for that specific crowd, not a general craft drop-in.”
When is The Big Bounce America?
Sunday, September 20, 2026 at 9:00 AM, at Westside Commons (Washington County Fairgrounds) in Portland, Oregon.
How much does The Big Bounce America cost?
Tickets are $35. Prices come from PDX Parent; always confirm on the organizer's page before you go.
What else is happening at Westside Commons (Washington County Fairgrounds)?
Westside Commons (Washington County Fairgrounds) has 2 upcoming events listed on FunPDX.