The federal government currently leases 149.39 million square feet of office space across the nation, with rent payments totaling $5.23 billion annually. In total, the GSA owns and leases more than 363 million square feet of space in 8,397 buildings nationally. A filing of its real estate inventory found 1,715 of the GSA’s listed leases nationally are set to expire in 2025 and 2026, totaling at least 47 million square feet.