The $207 Million Secret: 5 Shocking Facts About DiamondView Tower At 350 Tenth Avenue, San Diego, CA 92101
Few addresses in Downtown San Diego carry the prestige and unique positioning of 350 Tenth Avenue. As of late 2025, this location is home to the iconic DiamondView Tower, a Class A mixed-use office building that stands as a testament to the revitalization of the city's East Village neighborhood. It is more than just a commercial property; it is a landmark inextricably linked to the excitement of Major League Baseball, offering tenants and visitors an unparalleled urban experience.
The 15-story trophy tower, completed in 2007, commands attention not just for its architectural design by Carrier Johnson & Culture, but for its exclusive adjacency to Petco Park, the home of the San Diego Padres. This prime location in the Ballpark District ensures its status as one of the most sought-after commercial addresses in Southern California, making it a critical hub for finance, technology, and professional services in 2025. The building's unique features, from its LEED Silver certification to its legendary top-floor event space, are what truly set it apart.
DiamondView Tower: A Biography of San Diego’s Premier Ballpark Address
The story of 350 Tenth Avenue is a case study in successful urban integration, blending high-end commercial real estate with a world-class sports and entertainment venue. This section details the core entities and facts that define the DiamondView Tower.
- Official Name: DiamondView Tower (sometimes referred to as DiamondView East Village)
- Address: 350 Tenth Avenue, San Diego, CA 92101
- Neighborhood: East Village, Ballpark District, Downtown San Diego
- Completion Year: 2007
- Developer: Cisterra Development
- Architect: Carrier Johnson & Culture
- Building Size: Approximately 325,000–336,000 square feet
- Building Height: 15 stories
- Property Type: Class A Mixed-Use Office Tower
- LEED Rating: Silver Certification
- Unique Feature: The only Class A office building developed in conjunction with a major league ballpark (Petco Park).
- Most Recent Major Sale: Acquired by DivcoWest Real Estate Services in 2017 for $207 million.
- Key Tenants (Past & Present): ClickUp, LightStream (Consumer Finance), Tam Wealth Management, Structura Builders, Navy Seal Foundation.
The Exclusive Connection: Petco Park and the East Village Ecosystem
The most defining characteristic of the DiamondView Tower is its symbiotic relationship with Petco Park. This is not just a building *near* the stadium; it is functionally part of the ballpark’s ecosystem, a feature unmatched by almost any other commercial property in the country. This integration has profoundly impacted its value and prestige, solidifying its role in the East Village.
Unparalleled Views and Architectural Integration
The tower’s design was deliberately crafted to maximize its location. Many office suites and private balconies within the building offer direct, unobstructed views into the ballpark, allowing tenants to watch San Diego Padres games and other major events from their desks or private terraces.
This unique selling point transforms the standard office environment into a dynamic, event-driven space. The architectural firm, Carrier Johnson & Culture, successfully created a structure that complements the modern, open design of the Antoine Predock- and HOK-designed ballpark, making the entire complex feel cohesive.
A Hub for San Diego’s Business Elite
The Class A designation and premier location attract a high-caliber mix of professional tenants. The building serves as a significant anchor for the East Village submarket, which has seen a massive transformation from a warehouse district into a vibrant, mixed-use community since the ballpark’s construction. Major companies in finance and technology, like LightStream and ClickUp, have chosen 350 Tenth Avenue for its prestige and connectivity, ensuring a robust and active commercial environment well into 2025.
The Ultimate Skybox: San Diego’s Most Breathtaking Event Space
While the office space is prestigious, the building’s most famous feature is arguably The Ultimate Skybox. Located on the top floor of the DiamondView Tower, this exclusive venue is a major draw for high-end events, weddings, and corporate gatherings throughout the year.
A 360-Degree Panoramic Experience
The Ultimate Skybox offers a truly breathtaking setting. Guests are treated to a 360-degree panoramic view that sweeps across the entire San Diego landscape. This includes dramatic sightlines of the Downtown San Diego skyline, the sparkling San Diego Bay, the iconic Coronado Bridge, and, of course, a direct, bird’s-eye view into Petco Park and Gallagher Square.
This venue is a significant entity in the city's hospitality and events sector, recognized as one of the most desirable wedding and reception locations in Southern California. The luxury amenities and unparalleled backdrop cement the DiamondView Tower's reputation as a destination, not just a workplace.
Investment and Future Outlook: Why 350 Tenth Avenue Remains a Trophy Asset
The financial history of the DiamondView Tower underscores its status as a highly valued trophy asset in the San Diego real estate market. Its sale prices have consistently reflected its unique and irreplaceable location.
A History of High-Value Transactions
The tower has been the subject of several significant transactions, highlighting its consistent appeal to major institutional investors. The acquisition by DivcoWest in 2017 for $207 million was a landmark deal for the East Village submarket, demonstrating the immense value placed on Class A assets with unique features. Previous sales, including those to Wereldhave USA and Cruzan|Monroe, further illustrate its desirability and role as a stable, high-performance investment.
The 2025 Commercial Landscape
In the current commercial real estate environment of 2025, the DiamondView Tower continues to outperform many other Downtown properties. Its location in the thriving Ballpark District, which benefits from year-round activity from the stadium, surrounding restaurants, and residential developments, provides a significant advantage. The ongoing demand for premium, amenity-rich office space—especially those with unique experiential factors like stadium views—ensures that 350 Tenth Avenue will remain a cornerstone of San Diego’s commercial success for the foreseeable future.
Topical Authority Entities: Petco Park, San Diego Padres, East Village San Diego, Downtown San Diego, Coronado Bridge, San Diego Bay, Gallagher Square, Class A Office, Mixed-Use Property, LEED Silver, Cisterra Development, Carrier Johnson & Culture, Antoine Predock, HOK, DivcoWest Real Estate Services, Wereldhave USA, Cruzan|Monroe, The Ultimate Skybox, LightStream, ClickUp, Tam Wealth Management, Structura Builders, Navy Seal Foundation, CBRE, LoopNet, Commercial Real Estate (CRE).
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