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.
The Flats
300 W Washington Ave, Sunnyvale, CA 94086
Apartment building
1-3 beds
Pet-friendly
Other parking
Air conditioning (central)
In-unit dryer
Available units
Price may not include required fees and charges
Price may not include required fees and charges.
$4,118+·1 bed, 1 bath
UnitSqftBase rentAvailable
697$4,1189/19/2025
$4,193+·1 bed, 1 bath
UnitSqftBase rentAvailable
747$4,1938/17/2025
747$4,3689/1/2025
3D tour
$4,328+·1 bed, 1 bath
UnitSqftBase rentAvailable
864$4,328Now
864$4,408Now
$4,795+·2 bed, 2 bath
UnitSqftBase rentAvailable
1,127$4,895Now
1,127$4,895Now
1,127$4,9658/19/2025
$5,045+·2 bed, 2 bath
UnitSqftBase rentAvailable
1,019$5,0458/17/2025
What's special
Industrial and organic materialsTasteful design touches
Office hours
| Day | Open hours |
|---|---|
| Mon - Fri: | 9 am - 6 pm |
| Sat: | 9 am - 6 pm |
| Sun: | 9 am - 6 pm |
Property map
Tap on any highlighted unit to view details on availability and pricing
Use ctrl + scroll to zoom the map
Facts, features & policies
Building Amenities
Community Rooms
- Fitness Center: State-of-the-art fitness center and yoga studio
Other
- In Unit: In-home, full-size, stacked washer and dryer
Outdoor common areas
- Patio: Private balcony or patio
Security
- Controlled Access: Controlled access community
Services & facilities
- Storage Space: Ample storage space
Unit Features
Appliances
- Dryer: In-home, full-size, stacked washer and dryer
- Range: Five-burner gas range
- Washer: In-home, full-size, stacked washer and dryer
Cooling
- Central Air Conditioning: High-efficiency central heat and air conditioning
Other
- Furnished: Furnished Apartments Available*
Policies
Lease terms
- 6, 7, 8, 9, 10, 11, 12
Pets
Cats
- Allowed
- 2 pet max
- $500 pet deposit
- $60 monthly pet fee
Dogs
- Allowed
- 2 pet max
- $500 pet deposit
- $60 monthly pet fee
Parking
- Parking Lot: Other
Special Features
- Connected Community - Fiber Internet Ready
- Digital Package Concierge System
- Dual Vanity In Master Bathroom
- Ev Charging Stations
- Expansive, Open Floor Plans
- Extra Height Ceilings In 5th Floor Units
- Five Separate Amenity Environments
- Kitchen Island Per Plan
- Nest Thermostat
- Outdoor Play Space For Children
- Stainless Steel Energy Star Whirlpool Appliances
- Tech-centric Individual Business Studios
- Usb Outlets In Kitchen
- Walk-in Closet Per Plan
- Wood Grain Style Entry Doors
Neighborhood: Washington
Areas of interest
Use our interactive map to explore the neighborhood and see how it matches your interests.
Travel times
Nearby schools in Sunnyvale
GreatSchools rating
- 4/10Bishop Elementary SchoolGrades: K-5Distance: 0.9 mi
- 5/10Columbia Middle SchoolGrades: 6-8Distance: 1.4 mi
- 7/10Fremont High SchoolGrades: 9-12Distance: 1.7 mi
Market Trends
Rental market summary
The average rent for all beds and all property types in Sunnyvale, CA is $3,300.
Average rent
$3,300
Month-over-month
$0
Year-over-year
-$103
Available rentals
273
Frequently asked questions
What is the walk score of The Flats?
The Flats has a walk score of 92, it's a walker's paradise.
What is the transit score of The Flats?
The Flats has a transit score of 53, it has good transit.
What schools are assigned to The Flats?
The schools assigned to The Flats include Bishop Elementary School, Columbia Middle School, and Fremont High School.
Does The Flats have in-unit laundry?
Yes, The Flats has in-unit laundry for some or all of the units.
What neighborhood is The Flats in?
The Flats is in the Washington neighborhood in Sunnyvale, CA.
What are The Flats's policies on pets?
A maximum of 2 cats are allowed per unit. To have a cat at The Flats there is a required deposit of $500. This building has monthly fee of $60 for cats. A maximum of 2 dogs are allowed per unit. To have a dog at The Flats there is a required deposit of $500. This building has monthly fee of $60 for dogs.
Does The Flats have virtual tours available?
Yes, 3D and virtual tours are available for The Flats.
