Nature Reserves

Arnold Creek Natural Area Map

Location: 45.4456275, -122.6900637 Nestled in Southwest Portland, Arnold Creek Natural Area spans over 45 acres of forested slopes, wetlands, and riparian zones along Arnold Creek. Visitors can explore meandering, unpaved trails shaded by big-leaf...

Adams Property Map

Location: 45.5256264, -122.7254826 Adams Property is a conservation area with restricted public access, aimed primarily at habitat protection. Its undeveloped nature contributes to biodiversity and ecological continuity in Portland’s green network. Tags: – landuse:...

Jensen Natural Area Map

Location: 45.4548641, -122.6965055 A small but valuable natural spot in a residential part of the city, Jensen Natural Area includes walking trails and native plants. Though not large, it serves as a habitat refuge...

Southwest Terwilliger Boulevard Parkway Map

Location: 45.491468, -122.6836663 This stretch of green space runs alongside Terwilliger Boulevard, connecting several parks and viewpoints. While more of a green corridor than a traditional nature reserve, it’s heavily used for walking, jogging,...

Foley-Balmer Natural Area Map

Location: 45.4554626, -122.699225 Nestled in Southwest Portland, this quiet wooded reserve offers rustic trails, native trees, and a small seasonal stream. It’s often used by nearby residents for short walks and dog-walking. Its secluded...

Stephens Creek Natural Area Map

Location: 45.4685829, -122.6819878 This green space protects a section of Stephens Creek, a tributary to the Willamette River. Featuring riparian habitat, it provides shade, walking paths, and opportunities to observe local plants and small...

Beggars-Tick Wildlife Refuge Map

Location: 45.47966, -122.5513995 Beggars-Tick Wildlife Refuge is an urban wetland located in East Portland. Named after the native plant Bidens, it’s a restored habitat that supports birds, amphibians, and other wildlife. Walking trails and...

Vanport Wetlands Map

Location: 45.6020943, -122.6888893 Located on the historic grounds of the former city of Vanport, this expansive wetland reserve serves as a critical habitat for migratory birds and wetland species. It also offers educational signage...

Oaks Crossing Natural Area Map

Location: 45.4680285, -122.6635274 Situated near the Willamette River, Oaks Crossing Natural Area includes wetlands and riparian zones. It’s popular among birdwatchers and those interested in native aquatic ecosystems. Interpretive signs and seasonal wildlife activity...

Kerr Natural Area Map

Location: 45.4392084, -122.7161392 Kerr Natural Area offers a tranquil environment filled with native plants and tall trees. The area supports local wildlife and includes small paths that allow visitors to explore and enjoy peaceful...