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Why it's taking longer to build new office space

Pandemic-era disruptions and market pressures stretch timelines for small and large buildings
Office buildings are taking longer to build, especially large ones like Boston's South Station Tower, underway since early 2020. (CoStar)
Office buildings are taking longer to build, especially large ones like Boston's South Station Tower, underway since early 2020. (CoStar)
CoStar Analytics
September 17, 2025 | 3:18 AM

The time required to bring new office space to the market has increased dramatically in the U.S. in recent years, with both construction periods and project delays rising sharply since the onset of the pandemic. This trend is especially pronounced for larger office properties, but smaller buildings have not been immune to the slowdown.

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News | Why it's taking longer to build new office space