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The Flats

300 W Washington Ave, Sunnyvale, CA 94086

$3,885 - $8,667
Studio - 2
Beds
1 - 2
Baths
Doesn't include required deposits and fees
Costs & fees breakdown
Furnished

Highlights

  • Apartment Building
  • Cats and dogs allowed
  • In-unit washer / dryer
  • Central A/C
  • Lot
  • Patio
  • Controlled access
  • Gym
  • Updated 1 day ago

Apartment floor plans

MatchesStudio1 Bed2 Beds
Studio
1 bath546 sqft
Rent / mo
Available
Unit
$3,885
Now
333-311
1 bed
1 bath747 sqft
Rent / mo
Available
Unit
$4,245
Now
333-212
$4,420
6/19/2026
333-512
2 beds
2 baths1,123 sqft
Rent / mo
Available
Unit
$5,116
6/10/2026
345-304
$5,526
Now
350-228
$5,536
Now
320-215
2 beds
2 baths1,250 sqft
Rent / mo
Available
Unit
$5,615
Now
350-308
$5,715
6/7/2026
350-408

Commute

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About The Flats

Welcome to The Flats at CityLine, Sunnyvale's premier luxury living experience. The Flats offers 1, 2 and 3 bedroom apartments that feature tasteful design touches, inspired by a mix of both industrial and organic materials. Its centralized location and impressive list of high-end amenities make The Flats an easy place to live, and one you'll never want to leave. Schedule a tour today and see your next beautiful home.

Apartment amenities

Property amenities
  • Central Air Conditioning
  • Connected community - fiber internet ready
  • Digital package concierge system
  • Dryer
  • Dual vanity in master bathroom
  • EV charging stations
  • Expansive, open floor plans
  • Extra height ceilings in 5th floor units
  • Fitness Center
  • Five separate amenity environments
  • Furnished
  • Kitchen island per plan
  • Laundry: In Unit
  • Nest thermostat
  • Outdoor play space for children
  • Parking Lot
  • Patio
  • Range
  • Security: Controlled Access
  • Stainless Steel Energy Star Whirlpool Appliances
  • Storage Space
  • Tech-centric individual business studios
  • USB outlets in Kitchen
  • Walk-in closet per plan
  • Washer
  • Wood grain style entry doors

Pet policy

Cats allowed
  • $500 pet deposit
  • $60 monthly pet fee
  • 2 pets max
  • Cat
Dogs allowed
  • $500 pet deposit
  • $60 monthly pet fee
  • 2 pets max
  • Dog

Terms at The Flats

6, 7, 8, 9, 10, 11, 12.

Office hours at The Flats

Sunday: 9:00 AM to 6:00 PM
Monday: 9:00 AM to 6:00 PM
Tuesday: 9:00 AM to 6:00 PM
Wednesday: 9:00 AM to 6:00 PM
Thursday: 9:00 AM to 6:00 PM
Friday: 9:00 AM to 6:00 PM
Saturday: 9:00 AM to 6:00 PM

Nearby schools

7
9
6
(408) 556-9812
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Frequently asked questions

How many apartment units are available and what are their rents?

  • There is 1 studio apartment available for $3,885
  • There are 2 one-bedroom apartments available starting at $4,245
  • There are 5 two-bedroom apartments available starting at $5,116

What is the apartment building's pet policy?

There are cats and dogs allowed at The Flats. Please contact the property manager for up to date pet policy and fee information.

Is there laundry in the building?

This building offers in unit laundry.

Does the building offer parking?

Yes, The Flats provides parking.

What Sunnyvale neighborhood is The Flats in?

Your new apartment would be located in the Washington Park neighborhood.

What school district is this building in?

The Flats is within the Sunnyvale School District. Check out the additional Nearby Schools for more boundary details.

When was this listing last updated?

The property manager updated this rental listing 1 day, 11 hours ago.