Boston sees rise in average lease size in 2025
Boston average lease size and deal count
- Year-to-date 2025, the average office lease size has risen to 24,405 SF, the highest level in a decade, continuing a three-year upward trend from the 2023 low of 15,427 SF.
- This growth aligns with current market activity, as large, established occupiers have prioritized renewals and consolidations throughout 2025.
- By the end of Q3, lease activity reached only 58% of 2024’s total, indicating the market is still down, specifically compared to pre-pandemic levels.
November 12, 2025
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