#3 in St. LouisMembership

Treecourt Unleashed Dog Adventure Park

Kirkwood area · St. Louis, MO

Rated excellent on aggregator sites for cleanliness and management

Roughly 9 to 11 fenced acresShaded walking trailsOpen running spaceWater stationsSpring fed pondPicnic tables and benchesViews of Simpson Lake

About the park

Treecourt Unleashed Dog Adventure Park is a members-only off-leash dog park in Kirkwood area, with about 9 acres for dogs to run. Regulars come for the roughly 9 to 11 fenced acres, shaded walking trails, and open running space.

It is a membership park: around $45 per month, monthly or quarterly plans. Rated excellent on aggregator sites for cleanliness and management.

Plan your visit

Amenities & rules

What you'll find

Roughly 9 to 11 fenced acres
Shaded walking trails
Open running space
Water stations
Spring fed pond
Picnic tables and benches
Views of Simpson Lake

Before you go

Current vaccinations
Temperament evaluation before joining

What dog owners in the community say

Community commentary from public reviews — not PetVet native ratings.

Rated excellent on aggregator sites for cleanliness and management

Reddit users describe it as huge with lots of space to run and never too crowded
Members credit the temperament testing for a relaxed atmosphere
Recommended for high energy breeds that find one acre parks cramped

2499 Marshall Rd
St. Louis, MO 63122

Get directions

Quick facts

CostAround $45 per month, monthly or quarterly plans
Size9 acres
Day passesNot offered

Closed now

Sun: 9:00 AM – 7:00 PM
Mon: 9:00 AM – 7:00 PM
Tue: 9:00 AM – 7:00 PM
Wed: 9:00 AM – 7:00 PM
Thu: 9:00 AM – 7:00 PM
Fri: 9:00 AM – 7:00 PM
Sat: 9:00 AM – 7:00 PM

Details last verified July 9, 2026. Parks change, so check the official site before a long drive.

Good to know

Membership is pricier than neighborhood parks

Nearby care

Vets near Treecourt Unleashed Dog Adventure Park

Treecourt Unleashed Dog Adventure Park asks for vaccination paperwork, and a quick wellness visit gets your dog park-ready. These nearby clinics can help.