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eBrochure

eBrochure

10/27/2026

The image is a logo of Cumulus South Lake Union.

Cumulus South Lake Union blends contemporary design with refined comfort, offering homes finished with quartz countertops, stainless steel appliances, vinyl plank flooring and full-size washers and dryers. A thoughtful collection of amenities surrounds you, from inviting rooftop spaces to a dedicated training studio, game room and gathering areas that encourage connection.

Set within the lively heart of South Lake Union, the community places you close to parks, dining, shopping and effortless transit options.

Lease Cost Calculator. This Calculator is designed to help estimate the Move-In Cost (including General and Special Fees) and the Monthly Cost going forward of a lease. Please remember that the Move-In Cost and Monthly Cost will vary depending on the qualifications of the applicant, the price and amenities of the unit being rented, and the cost of any Special Fees that may apply to a specific unit. Additionally, the rent and the Standard and Special Fees and Fee ranges are accurate as currently displayed but may increase or decrease until a lease is signed.

Floor Plan

Floor plans are an artist's interpretation. All dimensions are approximate. Actual product and specifications may vary in dimension or detail. Not all features are available in every apartment. Prices and availability are subject to change. We may use a revenue management product to assist in determining rental rates. Please call our leasing office for details.
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Amenities

Community Amenities

  • Rooftop Terrace with Outdoor Grills and an Enclosed Gas Firepit
  • 24/7 State-of-the-Art Fitness Center with Cardio Equipment, Weight Machines, and Free Weights
  • On-Site Retail and Convenient Access to Nearby Restaurants
  • Pet-Friendly Community
  • Garage Parking
  • Mailroom and Package Lockers
  • BILT Rewards

Apartment Amenities

  • Two Modern Color Packages
  • Stainless Steel Appliances with Built-In Microwave and Dishwasher
  • Quartz Countertops with Full-Height Tile Backsplash
  • Hard-Surface Flooring Throughout
  • In-Home Washer and Dryer
  • Bright, Well-Lit Interiors
  • Thoughtfully Designed Storage Spaces
  • Large Closets in Select Homes
  • Outdoor Living Spaces in Select Homes
  • Juliet-Style Balconies



*Amenities may vary and are subject to change at any time

Sidebar

Pet Policy


Big on Comfort. Even Bigger on Pets.

Deposit: $350 (refundable)
Pet Fee: $0
Pet Rent: $50 per month, per pet

Paws Welcome. Tails Encouraged.

Office Hours


  • Monday: 9 AM to - 6 PM
  • Tuesday: 9 AM to - 6 PM
  • Wednesday: 9 AM to - 6 PM
  • Thursday: 9 AM to - 6 PM
  • Friday: 9 AM to - 6 PM
  • Saturday: 9 AM to - 6 PM
  • Sunday: Closed

Location

Avenue5 Residential Logo