Share This Listing

Message

941 characters remaining

Hmm, there seems to have been an error sending your message. Please try again.

Your email has been sent.

Still interested?

Contact the brokers for more information about this property

Cascade Building 520-538 SW 6th Ave 299 - 50,574 SF of Office Space Available in Portland, OR 97204

Save this listing!

Favourite this listing to get notified of price updates, new media and more

ALL AVAILABLE SPACES(16)

Display Rental Rate as

  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 4th Floor, Ste 400
  • 9,789 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $309,717 CAD/YR $25,810 CAD/MO
  • Office
  • Full Build-Out
  • Now

Full floor space has been completely renovated with all new high end fits and finishes - Q1 2019 New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Central Air and Heating
  • Fully Built-Out as Standard Office
  • Finished Ceilings: 14’
  • 5th Floor, Ste 520
  • 1,539 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $48,693 CAD/YR $4,058 CAD/MO
  • Office
  • -
  • Now
  • Rate includes utilities, building services and property expenses
  • Central Air and Heating
  • 6th Floor, Ste 600
  • 922 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $29,171 CAD/YR $2,431 CAD/MO
  • Office
  • Shell Space
  • 60 Days

New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Central Air Conditioning
  • Mostly Open Floor Plan Layout
  • Kitchenette
  • 6th Floor, Ste 640
  • 2,302 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $72,834 CAD/YR $6,069 CAD/MO
  • Office
  • Shell Space
  • 60 Days

New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Central Air Conditioning
  • Mostly Open Floor Plan Layout
  • Kitchenette
  • 7th Floor, Ste 700
  • 8,258 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $261,277 CAD/YR $21,773 CAD/MO
  • Office
  • -
  • Now
  • Rate includes utilities, building services and property expenses
  • Central Air Conditioning
  • 8th Floor, Ste 830
  • 3,183 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $100,708 CAD/YR $8,392 CAD/MO
  • Office
  • Partial Build-Out
  • Now

Medical use possible. New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Space is in Excellent Condition
  • Partially Built-Out as Standard Office
  • Central Air Conditioning
  • 9th Floor, Ste 920
  • 1,579-5,909 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $186,956 CAD/YR $15,580 CAD/MO
  • Office
  • Partial Build-Out
  • Now
  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 11,818 SF of adjacent space
  • Partially Built-Out as Standard Office
  • Space is in Excellent Condition
  • Central Air Conditioning
  • 9th Floor, Ste 940
  • 4,330-5,909 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $186,956 CAD/YR $15,580 CAD/MO
  • Office
  • Full Build-Out
  • 30 Days

Well appointed space with upgrades available.

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 11,818 SF of adjacent space
  • Kitchenette
  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Central Air Conditioning
  • 10th Floor, Ste 1030
  • 2,879 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $91,089 CAD/YR $7,591 CAD/MO
  • Office
  • Full Build-Out
  • Now

Upgrades available.

  • Rate includes utilities, building services and property expenses
  • Space is in Excellent Condition
  • Fully Built-Out as Standard Office
  • Central Air Conditioning
  • 10th Floor, Ste 1035
  • 299 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $9,460 CAD/YR $788.34 CAD/MO
  • Office
  • -
  • Now

Short term leases considered.

  • Rate includes utilities, building services and property expenses
  • Central Air Conditioning
  • 1 Private Office
  • 11th Floor, Ste 1110
  • 1,720 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $54,420 CAD/YR $4,535 CAD/MO
  • Office
  • Full Build-Out
  • Now
  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Central Air Conditioning
  • Fully Built-Out as Law Office
  • Can be combined with additional space(s) for up to 5,248 SF of adjacent space
  • 11th Floor, Ste 1120
  • 617 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $19,521 CAD/YR $1,627 CAD/MO
  • Office
  • -
  • Now
  • Rate includes utilities, building services and property expenses
  • Can be combined with additional space(s) for up to 5,248 SF of adjacent space
  • 11th Floor, Ste 1130
  • 2,911 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $92,102 CAD/YR $7,675 CAD/MO
  • Office
  • -
  • Now
  • Rate includes utilities, building services and property expenses
  • Central Air Conditioning
  • Can be combined with additional space(s) for up to 5,248 SF of adjacent space
  • 12th Floor, Ste 1200
  • 2,050 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $64,860 CAD/YR $5,405 CAD/MO
  • Office
  • -
  • 2026-03-01
  • Rate includes utilities, building services and property expenses
  • 12th Floor, Ste 1210
  • 1,923 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $60,842 CAD/YR $5,070 CAD/MO
  • Office
  • -
  • Now

Top floor corner space with great natural lighting.

  • Rate includes utilities, building services and property expenses
  • 12th Floor, Ste 1230
  • 364 SF
  • Negotiable
  • $31.64 CAD/SF/YR $2.64 CAD/SF/MO $11,517 CAD/YR $959.72 CAD/MO
  • Office
  • -
  • Now
  • Rate includes utilities, building services and property expenses
Space Size Term Rental Rate Space Use Condition Available
4th Floor, Ste 400 9,789 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $309,717 CAD/YR $25,810 CAD/MO Office Full Build-Out Now
5th Floor, Ste 520 1,539 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $48,693 CAD/YR $4,058 CAD/MO Office - Now
6th Floor, Ste 600 922 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $29,171 CAD/YR $2,431 CAD/MO Office Shell Space 60 Days
6th Floor, Ste 640 2,302 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $72,834 CAD/YR $6,069 CAD/MO Office Shell Space 60 Days
7th Floor, Ste 700 8,258 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $261,277 CAD/YR $21,773 CAD/MO Office - Now
8th Floor, Ste 830 3,183 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $100,708 CAD/YR $8,392 CAD/MO Office Partial Build-Out Now
9th Floor, Ste 920 1,579-5,909 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $186,956 CAD/YR $15,580 CAD/MO Office Partial Build-Out Now
9th Floor, Ste 940 4,330-5,909 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $186,956 CAD/YR $15,580 CAD/MO Office Full Build-Out 30 Days
10th Floor, Ste 1030 2,879 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $91,089 CAD/YR $7,591 CAD/MO Office Full Build-Out Now
10th Floor, Ste 1035 299 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $9,460 CAD/YR $788.34 CAD/MO Office - Now
11th Floor, Ste 1110 1,720 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $54,420 CAD/YR $4,535 CAD/MO Office Full Build-Out Now
11th Floor, Ste 1120 617 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $19,521 CAD/YR $1,627 CAD/MO Office - Now
11th Floor, Ste 1130 2,911 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $92,102 CAD/YR $7,675 CAD/MO Office - Now
12th Floor, Ste 1200 2,050 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $64,860 CAD/YR $5,405 CAD/MO Office - 2026-03-01
12th Floor, Ste 1210 1,923 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $60,842 CAD/YR $5,070 CAD/MO Office - Now
12th Floor, Ste 1230 364 SF Negotiable $31.64 CAD/SF/YR $2.64 CAD/SF/MO $11,517 CAD/YR $959.72 CAD/MO Office - Now

4th Floor, Ste 400

Size
9,789 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $309,717 CAD/YR $25,810 CAD/MO
Space Use
Office
Condition
Full Build-Out
Available
Now

5th Floor, Ste 520

Size
1,539 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $48,693 CAD/YR $4,058 CAD/MO
Space Use
Office
Condition
-
Available
Now

6th Floor, Ste 600

Size
922 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $29,171 CAD/YR $2,431 CAD/MO
Space Use
Office
Condition
Shell Space
Available
60 Days

6th Floor, Ste 640

Size
2,302 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $72,834 CAD/YR $6,069 CAD/MO
Space Use
Office
Condition
Shell Space
Available
60 Days

7th Floor, Ste 700

Size
8,258 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $261,277 CAD/YR $21,773 CAD/MO
Space Use
Office
Condition
-
Available
Now

8th Floor, Ste 830

Size
3,183 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $100,708 CAD/YR $8,392 CAD/MO
Space Use
Office
Condition
Partial Build-Out
Available
Now

9th Floor, Ste 920

Size
1,579-5,909 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $186,956 CAD/YR $15,580 CAD/MO
Space Use
Office
Condition
Partial Build-Out
Available
Now

9th Floor, Ste 940

Size
4,330-5,909 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $186,956 CAD/YR $15,580 CAD/MO
Space Use
Office
Condition
Full Build-Out
Available
30 Days

10th Floor, Ste 1030

Size
2,879 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $91,089 CAD/YR $7,591 CAD/MO
Space Use
Office
Condition
Full Build-Out
Available
Now

10th Floor, Ste 1035

Size
299 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $9,460 CAD/YR $788.34 CAD/MO
Space Use
Office
Condition
-
Available
Now

11th Floor, Ste 1110

Size
1,720 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $54,420 CAD/YR $4,535 CAD/MO
Space Use
Office
Condition
Full Build-Out
Available
Now

11th Floor, Ste 1120

Size
617 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $19,521 CAD/YR $1,627 CAD/MO
Space Use
Office
Condition
-
Available
Now

11th Floor, Ste 1130

Size
2,911 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $92,102 CAD/YR $7,675 CAD/MO
Space Use
Office
Condition
-
Available
Now

12th Floor, Ste 1200

Size
2,050 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $64,860 CAD/YR $5,405 CAD/MO
Space Use
Office
Condition
-
Available
2026-03-01

12th Floor, Ste 1210

Size
1,923 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $60,842 CAD/YR $5,070 CAD/MO
Space Use
Office
Condition
-
Available
Now

12th Floor, Ste 1230

Size
364 SF
Term
Negotiable
Rental Rate
$31.64 CAD/SF/YR $2.64 CAD/SF/MO $11,517 CAD/YR $959.72 CAD/MO
Space Use
Office
Condition
-
Available
Now

4th Floor, Ste 400

Size 9,789 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Full Build-Out
Available Now

Full floor space has been completely renovated with all new high end fits and finishes - Q1 2019 New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Finished Ceilings: 14’
  • Central Air and Heating

5th Floor, Ste 520

Size 1,539 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available Now

  • Rate includes utilities, building services and property expenses
  • Central Air and Heating

6th Floor, Ste 600

Size 922 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Shell Space
Available 60 Days

New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Central Air Conditioning
  • Kitchenette

6th Floor, Ste 640

Size 2,302 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Shell Space
Available 60 Days

New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Central Air Conditioning
  • Kitchenette

7th Floor, Ste 700

Size 8,258 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available Now

  • Rate includes utilities, building services and property expenses
  • Central Air Conditioning

8th Floor, Ste 830

Size 3,183 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Partial Build-Out
Available Now

Medical use possible. New upgraded lobby and common areas New Tenant lounge - 8th Floor On-site property management & building engineer New fitness center with showers - 6th Floor New building conference room - 9th Floor Located directly on Transit Mall and one block from Pioneer Courthouse Square Parking approximately .05/1,000

  • Rate includes utilities, building services and property expenses
  • Partially Built-Out as Standard Office
  • Space is in Excellent Condition
  • Central Air Conditioning

9th Floor, Ste 920

Size 1,579-5,909 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Partial Build-Out
Available Now

  • Rate includes utilities, building services and property expenses
  • Partially Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 11,818 SF of adjacent space
  • Central Air Conditioning

9th Floor, Ste 940

Size 4,330-5,909 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Full Build-Out
Available 30 Days

Well appointed space with upgrades available.

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 11,818 SF of adjacent space
  • Central Air Conditioning
  • Kitchenette

10th Floor, Ste 1030

Size 2,879 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Full Build-Out
Available Now

Upgrades available.

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Central Air Conditioning

10th Floor, Ste 1035

Size 299 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available Now

Short term leases considered.

  • Rate includes utilities, building services and property expenses
  • 1 Private Office
  • Central Air Conditioning

11th Floor, Ste 1110

Size 1,720 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition Full Build-Out
Available Now

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Law Office
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 5,248 SF of adjacent space
  • Central Air Conditioning

11th Floor, Ste 1120

Size 617 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available Now

  • Rate includes utilities, building services and property expenses
  • Can be combined with additional space(s) for up to 5,248 SF of adjacent space

11th Floor, Ste 1130

Size 2,911 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available Now

  • Rate includes utilities, building services and property expenses
  • Can be combined with additional space(s) for up to 5,248 SF of adjacent space
  • Central Air Conditioning

12th Floor, Ste 1200

Size 2,050 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available 2026-03-01

  • Rate includes utilities, building services and property expenses

12th Floor, Ste 1210

Size 1,923 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available Now

Top floor corner space with great natural lighting.

  • Rate includes utilities, building services and property expenses

12th Floor, Ste 1230

Size 364 SF
Term Negotiable
Rental Rate $31.64 CAD/SF/YR
Space Use Office
Condition -
Available Now

  • Rate includes utilities, building services and property expenses

PROPERTY OVERVIEW

Building has been completely renovated with all new high end fits and finishes New upgraded lobby and common areas New fitness center with private showers - 6th Floor New Tenant lounge - 8th Floor New building conference room - 9th Floor On-site ownership & building engineer Located directly on Transit Mall and one block from Pioneer Courthouse Square This building was awarded LEED Platinum certification by the U.S. Green Building Council. Parking approximately .05/1,000

  • Bus Line
  • Conferencing Facility
  • Fitness Center
  • Property Manager on Site
  • Energy Star Labeled
  • Shower Facilities

PROPERTY FACTS

Building Type
Office
Year Built/Renovated
1926/2019
Building Height
12 Stories
Building Size
110,375 SF
Building Class
B
Typical Floor Size
8,258 SF
Parking
Surface Parking
Covered Parking

SELECT TENANTS

  • FLOOR
  • TENANT NAME
  • INDUSTRY
  • 6th
  • C & B Consulting Engineers
  • -
  • 10th
  • Kramer & Associates
  • -
  • Multiple
  • Legal Aid Services of Oregon
  • -
  • 4th
  • Level 3 Communications
  • -
  • 12th
  • NBG Solutions Inc
  • -
  • 8th
  • Oregon Health Care Q Corp
  • -
  • 1st
  • OSU Beaver Store
  • Retailer
  • 2nd
  • Radar First
  • -
  • 9th
  • The Gordian Group
  • -
Walk Score®
Walker's Paradise (100)
Transit Score®
Rider's Paradise (94)
Bike Score®
Biker's Paradise (96)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®
  • Listing ID: 31029031

  • Date on Market: 2025-08-21

  • Last Updated:

  • Address: 520-538 SW 6th Ave, Portland, OR 97204

Link copied
Your LoopNet account has been created!

Please Share Your Feedback

We welcome any feedback on how we can improve LoopNet to better serve your needs.
X
{{ getErrorText(feedbackForm.starRating, "rating") }}
255 character limit ({{ remainingChars() }} charactercharacters remainingover)
{{ getErrorText(feedbackForm.msg, "rating") }}
{{ getErrorText(feedbackForm.fname, "first name") }}
{{ getErrorText(feedbackForm.lname, "last name") }}
{{ getErrorText(feedbackForm.phone, "phone number") }}
{{ getErrorText(feedbackForm.phonex, "phone extension") }}
{{ getErrorText(feedbackForm.email, "email address") }}