# List of tallest buildings in Arlington County, Virginia

This is a list of the tallest buildings in Arlington County, Virginia, ranked by height. Due to the height restrictions imposed in Washington D.C., many of the tallest buildings in the D.C metropolitan area are constructed in Arlington, right across the Potomac River from Washington.
Under Virginia law, towns may be incorporated within counties; however, the state does not permit the creation of any new incorporated towns within a county that has a population density greater than 1,000 persons per square mile. As such, Arlington has no incorporated towns within its borders, but a number of neighborhoods within Arlington are commonly referred to by name as if they were distinct towns. The largest and most prominent of these neighborhoods are Rosslyn, Pentagon City, Crystal City, Courthouse, and Ballston. Each are located along the Blue, Orange, Silver and/or Yellow lines of the Washington Metro rail system and contain Arlington's tallest buildings.

## Tallest buildings

List of completed buildings in Arlington that stand at least 200 feet (61 m) tall based on standard height measurement.

## Tallest buildings: Site Prep or Under Construction

List of buildings that are currently under construction in Arlington and are expected to rise to a height of at least 200 ft (61 m).
| Name | Picture | Height ft (m) | Floors | Year | Status | Area | Use | Notes |
| Hilton at The Key | Upload image | 379 feet (116 m) | 36 | 2025 | Under Construction | Rosslyn | Hotel | Part of The Key. Full service hotel will contain 331 rooms, 28,000 SF of conference space, and retail. |
| Rosslyn Towers at The Key | Upload image | 310 feet (94 m) | 28 | 2024 | Under Construction | Rosslyn | Residential | Part of The Key. Luxury apartments will contain 500+ units, 28,000 SF of conference space, and retail. |
| 1901 N. Moore St. | Upload image | 260 feet (79 m) | 27 | 2026 | Under Construction | Rosslyn | Residential | Luxury apartments with 442 units and 12,130 SF of retail. Joined at the base and at the top by an "amenity bridge" |
| Crystal Plaza West | Upload image | 250 feet (76 m) | 25 | 2025 | Under Construction | Crystal City | Residential | 365 units and 18,510 SF of retail. |
| Crystal Plaza East | Upload image | 200 feet (61 m) | 19 | 2025 | Under Construction | Crystal City | Residential | 421 units and 11,060 SF of retail. |
| The Wendy | | 200 feet (61 m) | 16 | 2025 | Under Construction | Courthouse | Residential | 421 units and 11,060 SF of retail. |

## Tallest buildings: Approved or Proposed

| Name | Height ft (m) | Floors | Status | Area | Use | Notes |
| The Helix | 354 (108) | 15 | Approved | Pentagon City | Amenity | Part of Amazon HQ2 Phase 2. Utility work is currently underway. |
| 1400 Key Phase 1 | 350 (107) | 32 | Approved | Rosslyn | Residential | 274 units with grocery store on street-level. |
| 1400 Key Phase 2 | 350 (107) | 29 | Approved | Rosslyn | Office | Includes 52,000 SF of retail. |
| PenPlace I | 327 (100) | 22 | Approved | Pentagon City | Office | Part of Amazon HQ2 Phase 2. Utility work is currently underway. |
| PenPlace II | 327 (100) | 22 | Approved | Pentagon City | Office | Part of Amazon HQ2 Phase 2. Utility work is currently underway. |
| PenPlace III | 327 (100) | 22 | Approved | Pentagon City | Office | Part of Amazon HQ2 Phase 2. Utility work is currently underway. |
| Ames Center South | 320 (98) | 31 | Approved | Rosslyn | Residential | 424 units. |
| Ames Center North | 310 (94) | 30 | Approved | Rosslyn | Residential | 364 units. Existing church and gas station will be incorporated into the base. |
| Crystal Plaza 5 West | 309 (94) | 30 | Approved | Crystal City | Residential | 613 units and 4,379 SF of retail. |
| Crystal Plaza 5 East | 304 (93) | 30 | Approved | Crystal City | Residential | 827 units and 13,059 SF of retail. |
| Building F | 296 (90) | 27 | Proposed | Pentagon City | Hotel/Residential | Part of proposed redevelopment of Pentagon Centre. |
| Building B1 Phase II | 295 (90) | 21 | Proposed | Pentagon City | Office | Part of proposed redevelopment of Pentagon Centre. |
| Xerox Building | 290 (88) | 31 | Proposed | Rosslyn | Residential | 691 units and 11,355 SF of retail. |
| Building E | 289 (88) | 20 | Proposed | Pentagon City | Office | Part of proposed redevelopment of Pentagon Centre. |
| Building B1 Phase I | 276 (84) | 25 | Proposed | Pentagon City | Residential | Part of proposed redevelopment of Pentagon Centre. |
| New Century Center | 270 (82) | 24 | Approved | Crystal City | Residential | 302 units and 21,836 SF of retail. |

## Timeline of tallest buildings

List of buildings that were once the tallest in Arlington.
| Name | Years as tallest | Height ft (m) | Floors |
| Tower Villas | 1972–1980 | 194 (59) | 18 |
| Rosslyn Twin Tower One | 1980–2013 | 381 (116) | 27 |
| 1812 North Moore Street | 2013–2017 | 390 (119) | 35 |
| Central Place Tower | 2017–Present | 391 feet (119 m) | 32 |