Contractors aren’t panicking, but they’re bracing. The latest Construction Confidence Index from Associated Builders and Contractors shows readings for sales, profit margins, and staffing all falling. The numbers still sit above 50, the line that separates expected growth from expected contraction, so the mood is caution, not retreat. The soft spot is margins.
The number that stands out
Confidence in profit margins has dropped to its lowest point since November 2022. That’s the tell. Contractors can still see work coming, and they still expect to add staff, but they’re less sure they’ll make money on the jobs they win. Two years of stubborn input inflation, and a bid market where owners keep pushing cost risk down onto builders, will do that. When margin confidence falls faster than sales confidence, it means firms are chasing revenue they’re not convinced is profitable.
A two-speed market
The backlog data tells the same story from a different angle. The easing in backlog has landed almost entirely on the smallest contractors, those under $50 million in revenue, while only the biggest, above $100 million, are carrying more work than they were a year ago. That gap is the K-shaped market in one statistic. The megaprojects, data centers, chip fabs, healthcare towers like the Northwestern Memorial patient tower, are concentrated with large firms that can staff and bond them. Smaller contractors are left fighting over a thinner pool of commercial and light-industrial work.
None of this is a downturn signal on its own. Above-50 readings are still expansion. But the direction is clear, and the margin number is the one to watch. If it keeps sliding while sales hold, it means contractors are buying revenue at a loss to keep crews busy, which is how good years quietly turn into bad ones.