Crystal Flats
505 18th St S 22202Arlington, VA
Starting from
$2,302–$3,554/mo
About Crystal Flats in Arlington
Crystal Flats is a non-smoking, Energy Star-certified, pet-friendly apartment building at 505 18th Street South in Arlington's National Landing, within walking distance of the Crystal City Metro, shopping, and dining. Studio, one-, and two-bedroom homes have washed oak flooring, quartz countertops, Italian cabinetry, stainless-steel appliances, walk-in closets, and full-size washers and dryers, with 10-foot ceilings and balconies or terraces in select homes. Residents have a two-tier rooftop SkyDeck with a pool, cabanas, an outdoor kitchen, and a fireplace, plus a fitness center, a clubroom with work-from-home spaces, and a courtyard with a water feature. The building also has concierge, a pet grooming station, and underground parking.
Crystal Flats is a rental building at 505 18th St S in Crystal City, Arlington, VA, built in 2016.
21 apartments are listed right now: 6 studios at $2,302–$2,670 a month, 9 one-bedrooms at $2,437–$3,487 a month, and 6 two-bedrooms at $3,299–$3,554 a month. Asking rents across the building run $2,302 to $3,554 per month. Pricing was last verified on October 27, 2026.
Residents have access to 24-hour concierge, package receiving, comfy courtyard, dedicated remote work spaces, fully equipped fitness center, 24/7 fitness center, two-tiered skydeck rooftop lounge, tranquil sundeck cabanas, and 5 more amenities.
Floor plans at Crystal Flats
| Layout | Available | Size | Rent |
|---|---|---|---|
| Studio6 available | 6 | 568– | $2,302– |
| 1 Bedroom9 available | 9 | 630– | $2,437– |
| 2 Bedroom6 available | 6 | 953– | $3,299– |
Available units at Crystal Flats(21)
Sorted by rent, lowest first
7Studio, 1 Bath 568 SF S31Studio · 1 ba · 568 sq ftAvailable now$2,302/mo- 7Studio, 1 Bath 568 SF S33Studio · 1 ba · 568 sq ftAvailable now$2,317/mo
- 7Studio, 1 Bath 568 SF S3Studio · 1 ba · 568 sq ftAvailable now$2,378/mo
- 7Studio, 1 Bath 627 SF S1Studio · 1 ba · 627 sq ftAvailable now$2,392/mo
- 71 Bedroom, 1 Bath 631 SF A21 bd · 1 ba · 631 sq ftAvailable now$2,437/mo
- 71 Bedroom, 1 Bath 630 SF A11 bd · 1 ba · 630 sq ftAvailable now$2,491/mo
- 71 Bedroom, 1 Bath 753 SF A71 bd · 1 ba · 753 sq ftAvailable now$2,548/mo
- 71 Bedroom, 1 Bath 732 SF A51 bd · 1 ba · 732 sq ftAvailable now$2,550/mo
- 7Studio, 1 Bath 744 SF S5Studio · 1 ba · 744 sq ftAvailable now$2,570/mo
- 71 Bedroom, 1 Bath 713 SF A41 bd · 1 ba · 713 sq ftAvailable now$2,604/mo
- 71 Bedroom, 1 Bath 732 SF A321 bd · 1 ba · 732 sq ftAvailable now$2,605/mo
- 7Studio, 1 Bath 867 SF S51Studio · 1 ba · 867 sq ftAvailable now$2,670/mo
- 71 Bedroom+ Den, 1 Bath 848 SF B21 bd · 1 ba · 848 sq ftAvailable now$2,992/mo
- 72 Bedroom, 2 Bath 953 SF C152 bd · 2 ba · 953 sq ftAvailable now$3,299/mo
- 72 Bedroom, 2 Bath 987 SF C22 bd · 2 ba · 987 sq ftAvailable now$3,314/mo
- 71 Bedroom+ Den, 1 Bath 980 SF B41 bd · 1 ba · 980 sq ftAvailable now$3,323/mo
- 72 Bedroom, 2 Bath 997 SF C322 bd · 2 ba · 997 sq ftAvailable now$3,341/mo
- 72 Bedroom, 2 Bath 987 SF C12 bd · 2 ba · 987 sq ftAvailable now$3,369/mo
- 71 Bedroom + Den, 2 Bath 966 SF C111 bd · 2 ba · 966 sq ftAvailable now$3,487/mo
- 72 Bedroom, 2 Bath 1079 SF C42 bd · 2 ba · 1,079 sq ftAvailable now$3,498/mo
- 72 Bedroom, 2 Bath 1132 SF C62 bd · 2 ba · 1,132 sq ftAvailable now$3,554/mo
Crystal Flats Amenities
24-hour concierge
Package Receiving
Comfy Courtyard
Dedicated Remote Work Spaces
Fully Equipped Fitness Center
24/7 Fitness Center
Two-Tiered SkyDeck Rooftop Lounge
Tranquil Sundeck Cabanas
Outdoor Kitchen & Firepit
Pet grooming station
In-Unit Washer/Dryers
Rooftop Pool with Patio and Cabanas
SkyDeck rooftop pool
Stylish Clubroom
Frequently asked questions about Crystal Flats
How much does it cost to rent at Crystal Flats?
Listed rents at Crystal Flats currently start at $2,302 per month and go up to $3,554. By layout: 6 studios from $2,302, 9 one-bedrooms from $2,437, 6 two-bedrooms from $3,299.
What floor plans are available at Crystal Flats?
Crystal Flats currently lists 6 studios (568 sq ft–867 sq ft), 9 one-bedrooms (630 sq ft–980 sq ft), and 6 two-bedrooms (953 sq ft–1,132 sq ft).
Is Crystal Flats pet friendly?
Pet-friendly with grooming station
How do I schedule a tour at Crystal Flats?
Request a tour on Staycio at staycio.com/buildings/crystal-flats: pick a preferred date and time, and you'll get an email confirming the request.
Where is Crystal Flats located?
Crystal Flats is at 505 18th St S, Arlington, VA, in the Crystal City neighborhood.