390 Madison Avenue
390 Madison Avenue is a trophy Class A office tower located in the core of Midtown East, directly adjacent to Grand Central Terminal. Redeveloped into a modern headquarters-quality asset, the building delivers a rare combination of institutional scale, contemporary design, and immediate transit integration, positioning it among the top-tier office properties in the Grand Central submarket.
Rising prominently along Madison Avenue, the tower spans approximately 900,000+ rentable square feet across roughly 32 floors, offering a scale that supports both major corporate users and full-floor tenants. Unlike older legacy buildings in the area, 390 Madison Avenue has been extensively repositioned with modern infrastructure, upgraded systems, and high-end finishes, aligning it with the expectations of today’s Class A tenants.
The building is defined by its efficient, rectangular floor plates, generally ranging between 25,000 and 35,000 square feet, which allow for flexible planning across open workstations, private offices, and collaborative environments. This level of efficiency is particularly valuable for tenants seeking contiguous space with strong layout adaptability.
A key differentiator is its direct connection to Grand Central Terminal, providing seamless access to subway lines, Metro-North, and Long Island Rail Road via Grand Central Madison. This connectivity significantly enhances employee commuting efficiency and positions the building as a transit-first workplace solution.
From a design standpoint, 390 Madison Avenue features a clean, contemporary glass façade with strong vertical lines and expansive window coverage. The result is consistent natural light penetration across floors, supporting modern workplace standards and tenant wellness initiatives.
The building’s repositioning also includes a renovated lobby experience and upgraded amenity infrastructure, reinforcing its status within the competitive Midtown East landscape. Tenants benefit from modernized mechanical systems, efficient vertical transportation, and high-performance building operations.
In the broader context of Midtown Manhattan, 390 Madison Avenue competes directly with both newly developed towers and upgraded legacy assets by offering a balanced mix of location, infrastructure, and efficiency. It is not positioned as a purely architectural landmark, but rather as a high-functioning, institutional-grade office building designed for performance and accessibility.
For office tenants evaluating space in Manhattan, 390 Madison Avenue represents a prime Grand Central office solution—ideal for companies prioritizing transit access, efficient floor plates, and Class A building standards in one of the city’s most established business corridors.
Core Building Metrics — 390 Madison Avenue
390 Madison Avenue is a repositioned, full-block Class A office tower engineered for large-scale corporate tenancy, with modernized infrastructure layered onto a legacy Midtown structure.
Height & Vertical Scale
The building rises to approximately 373–403 feet and contains 32 floors, following a major redevelopment that added additional stories and increased overall height from its original structure.
Total Square Footage
The property contains approximately 850,000 to 860,000 rentable square feet, placing it in the upper mid-tier of large Midtown office assets.
Floor Plate Size & Efficiency
Typical floors are exceptionally large, averaging around 45,000–47,000 square feet, which is a defining feature of the building.
This allows for:
- Large contiguous full-floor users
- High-density workstation layouts
- Trading floors and institutional occupancy
Building Footprint & Massing
The tower occupies a full city block footprint, resulting in:
- Deep, rectangular floor plates
- High efficiency ratios
- Strong tenant capacity per floor
Construction & Structure
- Original construction: 1950s (fully re-massed and redeveloped, completed 2017–2019)
- Structural system: steel-frame high-rise with new glass curtain wall façade
- Architectural approach: complete structural reconfiguration with added floors and removed mass for modern layouts
Ceiling Heights & Interior Volumes
- Typical office ceilings: approximately 12 feet unfinished
- Select areas feature double- and triple-height spaces, including amenity floors exceeding 25-foot ceiling heights
Vertical Transportation & Infrastructure
The building is equipped with high-capacity elevator systems and upgraded core infrastructure, designed to handle large tenant populations across multiple full floors.
Systems & Modernization
The redevelopment introduced:
- New mechanical, electrical, and HVAC systems
- Column-free perimeter zones in select areas
- Enhanced structural spans for flexible layouts
Structural Identity & Tenant Fit
From a technical standpoint, 390 Madison Avenue is optimized for:
- Large corporate tenants (30,000–100,000+ SF users)
- Financial services, legal, and institutional occupiers
- Tenants requiring contiguous, high-density space near Grand Central
Unlike smaller Midtown buildings, the tower’s large floor plates and upgraded infrastructure make it highly suitable for enterprise-level occupancy and long-term scalability.
Summary for Tenants
Technically, 390 Madison Avenue delivers:
- ~32 floors | ~373–403 ft height
- ~850K–860K SF total size
- ~45K+ SF floor plates
- Full-block, high-efficiency layout
This positions it as a large-scale, transit-oriented corporate tower, ideal for tenants prioritizing efficiency, contiguous space, and modernized infrastructure in the Grand Central submarket.