Skip to content
Sidney
19 photos
  • Pet friendly
  • On-site Parking
  • -1–2 bed
Base rent from $2,295+ mo

Sidney

400 Wall Street, Seattle, WA 98121
(206) 589-5818
www.sidneyapts.com
Sidney
SummaryProperty locationPricing and availabilityAmenitiesProperty detailsContact

Your offers

2 offers

$200 Cash Back

From Sunny · paid after move-in·

Guaranteed

1 month free on select units

Advertised by property

est. $2,295 Verify with property

Your first-month savings

$200 Locked in + $2,295 Possible

Restrictions may apply

Complete your preferences to get a proper evaluation.

Set Preferences

Property location

400 Wall Street, Seattle, WA 98121

Pricing and availability

Last updated about 4 hours ago
  • 779 sq ft 1x1+D
    • 1 bed
    • ·
      1 bath
    • ·
      779 sqft
    $2,650+ mo
    3
    Starting at
    Units available

    • Unit 420

      Available now

      12 months lease
      $2,650+ mo

    • Unit 620

      Avail 10/8/2026

      12 months lease
      $2,795+ mo

    • Unit 307

      Avail 10/8/2026

      12 months lease
      $2,695+ mo
  • 727 sq ft. 1x1
    • 1 bed
    • ·
      1 bath
    • ·
      727 sqft
    $2,295+ mo
    1
    Starting at
    Unit available

    • Unit 525

      Avail 10/6/2026

      12 months lease
      $2,295+ mo
  • 806 sq ft 1x1+Den
    • 1 bed
    • ·
      1 bath
    • ·
      806 sqft
    $2,495+ mo
    1
    Starting at
    Unit available

    • Unit 309

      Available now

      12 months lease
      $2,495+ mo
  • 633 sq ft. 1x1
    • 1 bed
    • ·
      1 bath
    • ·
      633 sqft
    $2,295+ mo
    1
    Starting at
    Unit available

    • Unit 502

      Avail 10/8/2026

      12 months lease
      $2,295+ mo
  • 758 sq ft.
    • 1 bed
    • ·
      1 bath
    • ·
      758 sqft
    $2,595+ mo
    1
    Starting at
    Unit available

    • Unit 217

      Available now

      12 months lease
      $2,595+ mo

Amenities

  • In unit laundry
  • Google fiber
  • Patio / balcony
  • Granite counters
  • Dishwasher
  • Pet friendly

Property details

Leasing Office Hours: Monday - Saturday: 10:00am - 5:00pm Sunday: Closed Community Tour Hours: Monday - Saturday: 10:30am - 4:30pm Sunday: N/a Introducing Sidney @ Belltown... living, redefined. Where downtown energy meets a touch of European charm, Sidney brings together everything you’ve been searching for in your next home. Enjoy thoughtfully designed residences, a variety of unique floor plans, and a location that places the best of the city right outside your door. From eclectic shops and cozy boutiques to standout dining and vibrant nightlife, it’s all just steps away. With easy access to I-5, I-90, and SR 520, getting anywhere in Seattle is seamless. Come experience Sidney for yourself. This is where you want to be.

Lease length
6-18 months *Lease terms subject to availability*
Application fee
61 per applicant
Deposit
$500
Pets allowed
Yes
Pet limit
2
Pet deposit
25% of Base Rent
Pet rent
$50
Parking
Garage lot, unassigned. Single Unreserved Space: $250 | Tandem Parking: $425 | EV Parking: $350. Garage.
Income requirement
Must have 3x the rent in total household income (before taxes)

When each offer lands

At signing

Property special applied

Any move-in special the property is running comes off what you owe them, handled by the property at lease signing.

At move-in

Cash Back unlocked

Once your move-in is confirmed, your Sunny Cash Back offer becomes available in your account.

Within 60 days

Cash Back paid to you

Claim it through Venmo or a Gift Card. Renters have 60 days from move-in to claim — no property approval needed.

Contact the property

(206) 589-5818
Nope
Love it
Maybe