The Nature Preserve’s grounds are private property, open to the public
Monday – Saturday from 9 am – 6 pm
for quite, nature reflection. The land is owned by a nonprofit that survives thanks to the generous donations of people like you, THANK YOU!


SHADOW Lake Nature Preserve’s Office & Ritcher Education Center are located at 21656 184th Ave SE Renton, WA 98058. 

Office &

Richter Education Center

SHADOW Lake Nature Preserve is on the West side of the road. Look for the wooden arch. You will see a gravel parking lot with a large covered stage, trail head sign, and the Ritcher Education Center. SHADOW’s Office is located at the top of the outdoor staircase to the left of this education building.

Please note: The white mobile home is a private residence. If you need to contact someone please come by the office or give us a call!



Parking is available in the gravel lot in front of SHADOW’s Ritcher Education Center. During events and on sunny days this lot fills up quickly! When this occurs, please feel free to park along the shoulder of 184th Ave SE.

Please use caution when parking on the side of road and look both ways for passing traffic.


Shadow Lake Bog & Boardwalk

Open Mon – Sat 9 am – 6 pm.

CLOSED on Sundays.

Please no pets. 

SHADOW Lake Nature Preserve’s half-mile (round-trip), boardwalk trail takes you through the beautiful SHADOW Lake Bog. The trail head for the boardwalk is located at SHADOW’s Richter Educations Center. Unfortunately, dogs are not able to walk on the boardwalk, as the mesh grating will hurt their paws.

Upland Forest

SHADOW’s Upland Forest Trails are open during SHADOW programs or by appointment only.

Read more about the Nature Preserve’s Grounds



From 405 North or South

Take the Maple Valley/Enumclaw Exit (Hwy 169) off of 405 and turn right at 140th Avenue SE. Follow this road up the hill to the 4th stop light (Fairwood Plaza) and turn left onto SE Petrovitsky Rd. Travel east on Petrovitsky for approximately 3.3 miles. After passing the utility plant on your right-hand side, turn right onto SE Lake Youngs Rd. Continue 1 block and take the first right onto 184th Avenue SE. Continue approximately 1 mile. You’ll see a large horse ranch on the right and SE 216th Street on the left. Shadow Lake Bog is at the second driveway on the left after SE 216th Street

From Highway 18

Take the Maple Valley/Enumclaw Exit to S.E. 232nd Street. Turn left off the exit ramp. Travel up a steep incline and continue on the same road until the four- way stop at 196th Avenue SE. Continue straight through the intersection, where the road changes names to Peter Grubb Road. Continue along this road for approximately .5 miles. The road name changes again to 184th Avenue SE. SHADOW’s entryway will be on your right.


There is a lot going on at SHADOW this season: Calendar