Architecture Billings Index

February 19, 2026

Architecture Firm Billings Continue to Contract Heading into 2026

The AIA/Deltek Architecture Billings Index dropped to 43.8 in January, down from 47.1 in December, signaling a greater number of…
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August 21, 2025

AIA/Deltek Releases Latest Architecture Billings Index

The AIA/Deltek Architecture Billings Index continues to weaken posting a score of 46.2 for July, down from 46.8 in June,…
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January 18, 2024

AIA Releases Latest Architecture Billings Index

The AIA/Deltek Architecture Billings Index remained below 50 for the fourth consecutive month. The score of 45.3 increased by one…
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