Last Updated: 5 Hrs. Ago

Monthly Rent

No Availability

Beds

1 - 2

Baths

1 - 2

* Price shown is base rent. Excludes user-selected optional fees and variable or usage-based fees and required charges due at or prior to move-in or at move-out. View Fees and Policies for details. Price, availability, fees, and any applicable rent special are subject to change without notice. Note: Price and availability subject to change without notice. Note: Based on community-supplied data and independent market research. Subject to change without notice.

Lease Terms

9 - 22 Month Leases

Fees and Policies

The fees below are based on community-supplied data and may exclude additional fees and utilities.

  • One-Time Basics
    • Due at Application
      • Application Fee Per Applicant
        Charged per applicant.
        $50
        Charged per applicant.
      • Reservation/Holding Fee
        Standard Apartment Homes: $500 holding deposit at time of application Skyhomes: $1,500 holding deposit at time of application Penthouses: $5,000 holding deposit Charged per unit.
        $500
        Standard Apartment Homes: $500 holding deposit at time of ap... Read Moreplication Skyhomes: $1,500 holding deposit at time of application Penthouses: $5,000 holding deposit Charged per unit. Read Less
    • Due at Move-In
      • Security Deposit - Refundable
        Standard Apartment Homes: $750 refundable deposit for one-bedroom and one-bedroom + den $1,000 refundable deposits for two-bedrooms $1,500 refundable deposits for three-bedrooms Skyhomes: $2,500 refundable deposits Penthouses: $5,000 refundable deposits Charged per unit.
        $750
        Standard Apartment Homes: $750 refundable deposit for one-be... Read Moredroom and one-bedroom + den $1,000 refundable deposits for two-bedrooms $1,500 refundable deposits for three-bedrooms Skyhomes: $2,500 refundable deposits Penthouses: $5,000 refundable deposits Charged per unit. Read Less

Property Fee Disclaimer: Based on community-supplied data and independent market research. Subject to change without notice. May exclude fees for mandatory or optional services and usage-based utilities.

About Onni South Lake Union

Experience unparalleled living at Onni South Lake Union. OSLU offers luxury one-, two-, and three-bedroom rental apartments with resort-inspired amenities and services, stunning views, and open floorplans. With furnished and unfurnished options, enjoy a graceful balance between contemporary interiors and elegant outdoor spaces. This is Seattle living at its best.

Onni South Lake Union is located in Seattle, Washington in the 98109 zip code. This apartment community was built in 2022 and has 41 stories with 1097 units.

Special Features

  • Designer Furnished Suites Available
  • Peloton Bikes And Mirror
  • Private Dining Room

Community Features

  • Wi-Fi
  • Maintenance on site
  • 24 Hour Access
  • Furnished Units Available
  • On-Site Retail
  • Online Services
  • Planned Social Activities
  • Guest Apartment
  • Pet Play Area
  • Pet Washing Station
  • Car Charging Station
  • Public Transportation
  • Key Fob Entry
  • Elevator
  • Business Center
  • Clubhouse
  • Lounge
  • Multi Use Room
  • Storage Space
  • Disposal Chutes
  • Conference Rooms
  • Roof Terrace
  • Sundeck
  • Cabana
  • Courtyard
  • Grill
  • Picnic Area
  • Fitness Center
  • Hot Tub
  • Sauna
  • Spa
  • Pool
  • Playground
  • Bicycle Storage
  • Basketball Court
  • Media Center/Movie Theatre

Floorplan Amenities

  • High Speed Internet Access
  • Washer/Dryer
  • Air Conditioning
  • Heating
  • Tub/Shower
  • Dishwasher
  • Disposal
  • Ice Maker
  • Stainless Steel Appliances
  • Microwave
  • Oven
  • Range
  • Refrigerator
  • Freezer
  • Dining Room
  • Office
  • Walk-In Closets
  • Furnished
  • Window Coverings
  • Floor to Ceiling Windows
  • Balcony

Security

  • Package Service
  • Controlled Access
  • Property Manager on Site
  • Concierge
  • Gated

Airport

  • Seattle-Tacoma International

    Drive: 24 min 15.2 mi

Commuter Rail

  • King Street (Seattle) Station

    Drive: 5 min 2.0 mi
  • Edmonds Station

    Drive: 26 min 16.6 mi

Transit / Subway

  • Terry & Thomas

    Walk: 3 min 0.2 mi
  • Westlake & Denny

    Walk: 4 min 0.2 mi
  • Westlake & Thomas

    Walk: 5 min 0.3 mi
  • Terry & Mercer

    Walk: 6 min 0.3 mi
  • Westlake & 7Th South

    Walk: 8 min 0.4 mi

Universities

Parks & Recreation

  • Cascade Playground

    Walk: 5 min 0.3 mi
  • Denny Park

    Walk: 7 min 0.4 mi
  • Northwest Seaport Maritime Heritage Center

    Walk: 12 min 0.7 mi
  • Freeway Park

    Walk: 16 min 0.9 mi
  • Pacific Science Center

    Walk: 18 min 1.0 mi

Shopping Centers & Malls

Military Bases

Schools

GreatSchools Rating

Private Elementary & Middle School

90 Students
(206) 709-9500
Grades K-8

Data provided by GreatSchools.org 2025 © 2025. All rights reserved.

Similar Nearby Apartments with Available Units

  • = This Property
  • = Similar Nearby Apartments

Ratings

Walkability

NR
Not Rated

Transit

NR
Not Rated

Bikeability

NR
Not Rated

Rent Ranges for Similar Nearby Apartments.

1 Bed
1,172 - 1,231 Sq Ft
$1,298 - $1,875
2 Beds
1,120 - 1,203 Sq Ft
$1,561 - $2,450
3 Beds
1,220 - 1,355 Sq Ft
$1,791 - $1,850
4 Beds
1,417 - 1,522 Sq Ft
$2,006
Report an Issue

Similar Apartments Nearby

  1. 1 Month Free
    |
    STUDIO
    $1,997+
    1 BED
    $2,299+
    2 BEDS
    $3,057+
    Total Monthly Price Total Monthly Price New
    Base Rent$1,997 - $3,393
    Required Monthly FeesNone
    Total Monthly Price$1,997 - $3,393

    Youngstown Flats

    4040 26th Ave SW, Seattle, WA 98106
    (206) 590-3145
  2. 2 Months Free
    STUDIO
    $2,140+
    1 BED
    $2,481+
    2 BEDS
    $3,980+
    3 BEDS
    $5,345+

    Everis

    10500 4th Ave NE, Seattle, WA 98125
    (206) 589-8796
  3. Exceptional Value
    |
    1 BED
    $2,401+
    2 BEDS
    $3,292+
    Total Monthly Price Total Monthly Price New
    Base Rent$2,350 - $5,695
    Required Monthly Fees$51
    Utilities & EssentialsVaries
    Total Monthly Price$2,401 - $5,746

    Broadstone Savoie

    35 112th Ave NE, Bellevue, WA 98004
    (425) 800-6137
  4. Price Drop. $782 Off
    |
    STUDIO
    $1,469+
    1 BED
    $1,644+
    2 BEDS
    $2,451+
    Total Monthly Price Total Monthly Price New
    Base Rent$1,469 - $3,007
    Required Monthly FeesNone
    Total Monthly Price$1,469 - $3,007

    ION Town Center

    18004 Midvale Ave N, Shoreline, WA 98133
    (206) 984-3575
  5. Rent Special
    STUDIO
    $1,714+
    1 BED
    $2,155+
    2 BEDS
    $2,735+
    3 BEDS
    $3,780+

    Enso

    4001 198th St SW, Lynnwood, WA 98036
    (206) 278-2798


Onni South Lake Union
I would like to...
0 out of 400 characters
By clicking above, you agree we may pass along your info so this property or the property’s affiliates can email, call, text, or autodial you to follow up and for any purpose. You also agree to... By clicking above, you agree we may pass along your info so this property or the property’s affiliates can email, call, text, or autodial you to follow up and for any purpose. You also agree to Apartmentfinder.com’s Privacy Statement and Terms of Service. Consent is not a condition for services. Message and data rates may apply. Read More Read Less
(833) 278-3332

Submitting Request

Thank You

Your email has been sent.

}