CoStar expects U.S. office vacancy to remain broadly stable through 2026 before beginning a gradual decline. National office vacancy fell slightly below 14% in Q2 2026, 30 basis points below its mid-2025 record peak. The data indicates a modest improvement in office-market fundamentals, although the digest does not identify a broad regional recovery.
Key facts
CoStar expects U.S. office vacancy to remain steady through 2026 before beginning a gradual decline. source
National office vacancy dropped slightly below 14% in Q2 2026 and shifted 30 basis points below its mid-2025 record peak. source