Now your healthy, eco-conscious lifestyle can include the roof over your head. Welcome to The Mason Williams, a unique urban habitat featuring green rooftops, sustainable materials, efficient amenities and ample bicycle parking. LEED Gold Certified, The Mason Williams matches your desire for creature comforts with minimal environmental impact. With a range of sizes, floor plans, and finishes, The Mason Williams has a nest as individual as you.
This 76-unit mixed-use building at the corner of North Williams Avenue and Mason Street is ideally situated in the heart of the vibrant Williams Corridor. Located on Portland?s bicycle highway, The Mason Williams one- and two-bedroom apartments are conveniently accessible to light rail, Lloyd Center, I-405, I-5, and downtown

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The Mason Williams
4150 N Williams Ave, Portland, OR 97217
Apartment building
1-2 beds
Covered parking
Air conditioning (wall unit)
In-unit laundry (W/D)
Available units
Price may not include required fees and charges
Price may not include required fees and charges.
Unit , sortable column | Sqft, sortable column | Available, sortable column | Base rent, sorted ascending |
---|---|---|---|
![]() 1 x 1 - K fl...1 bd, 1 ba | 512 | Now | $1,625+ |
![]() 1 x 1 H floo...1 bd, 1 ba | 610 | Now | $1,750+ |
![]() 1 x 1 - F fl...1 bd, 1 ba | 642 | Now | $1,795+ |
![]() 2 x 1 - E2 f...2 bd, 1 ba | 940 | Now | $2,275+ |
![]() 2 x 1 - E1 f...2 bd, 1 ba | 970 | Now | $2,295+ |
What's special
Clubhouse
Get the party started
This building features a clubhouse. Only 6% of buildings in Portland have this amenity.
Ample bicycle parkingGreen rooftopsSustainable materialsEfficient amenities
The City of Portland requires a notice to applicants of the Portland Housing Bureau’s Statement of Applicant Rights. Additionally, Portland requires a notice to applicants relating to a Tenant’s right to request a Modification or Accommodation.
Office hours
Day | Open hours |
---|---|
Mon: | Closed |
Tue: | 10 am - 6 pm |
Wed: | 10 am - 6 pm |
Thu: | 10 am - 6 pm |
Fri: | 10 am - 6 pm |
Sat: | 10 am - 6 pm |
Sun: | Closed |
Facts, features & policies
Building Amenities
Accessibility
- Disabled Access
Community Rooms
- Club House
- Fitness Center
- Lounge
- Party Room
Other
- Laundry: In Unit
Outdoor common areas
- Barbecue
- Deck
- Rooftop Deck
Security
- Controlled Access
- Gated Entry
Services & facilities
- 24 Hour Maintenance
- Bicycle Storage
- Elevator
- On-Site Management
- Online Maintenance Portal
- Online Rent Payment
- Package Service
- Storage Space
View description
- City
Unit Features
Appliances
- Convection Oven
- Dishwasher
- Dryer
- Freezer
- Garbage Disposal
- Microwave Oven
- Oven
- Range
- Refrigerator
- Trash Compactor
- Washer
Cooling
- Air Conditioning
- Wall Mounted Air Conditioning
Flooring
- Carpet
- Hardwood
- Laminate
Heating
- Electric
- Heat pump
- Solar
Internet/Satellite
- Cable TV Ready
- High-speed Internet Ready
Other
- Patio Balcony
Policies
Lease terms
- One year
Pets
Cats
- Not allowed
Small dogs
- Not allowed
Large dogs
- Not allowed
Parking
- covered
- Garage
- Multi-level Garage
- Off Street Parking
- Parking Lot
Neighborhood: Boise
Areas of interest
Use our interactive map to explore the neighborhood and see how it matches your interests.
Travel times
Nearby schools in Portland
GreatSchools rating
- 7/10Boise-Eliot Elementary SchoolGrades: PK-5Distance: 0.6 mi
- 8/10Harriet Tubman Middle SchoolGrades: 6-8Distance: 1.1 mi
- 6/10Jefferson High SchoolGrades: 9-12Distance: 0.7 mi
Frequently asked questions
What is the walk score of The Mason Williams?
The Mason Williams has a walk score of 88, it's very walkable.
What is the transit score of The Mason Williams?
The Mason Williams has a transit score of 53, it has good transit.
What schools are assigned to The Mason Williams?
The schools assigned to The Mason Williams include Boise-Eliot Elementary School, Harriet Tubman Middle School, and Jefferson High School.
Does The Mason Williams have in-unit laundry?
Yes, The Mason Williams has in-unit laundry for some or all of the units.
What neighborhood is The Mason Williams in?
The Mason Williams is in the Boise neighborhood in Portland, OR.
What are The Mason Williams's policies on pets?
Cats are not allowed. Small dogs are not allowed. Large dogs are not allowed.
Does The Mason Williams have virtual tours available?
Yes, 3D and virtual tours are available for The Mason Williams.