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Market outlookIs U.S. construction spending down? What the September 2026 numbers show
Total spending fell in September and is down for the year. The drop is almost all residential. Nonresidential work, where most commercial contractors live, is still growing.

Yes. U.S. construction spending fell 1.9% in September 2026, to a seasonally adjusted annual rate of $2,186.1 billion, the Census Bureau reported Monday. That's 2.7% below September 2025. For the first nine months of the year, spending totaled $1,649.6 billion, down 2.9% from the same stretch of 2025.
The headline hides a split, though. Almost all of the decline is residential.
Where the drop came from
| Segment | September 2026 (annual rate) | vs. August | vs. Sept. 2025 |
|---|---|---|---|
| Total | $2,186.1B | -1.9% | -2.7% |
| Total residential | $861.2B | -5.4% | -8.8% |
| Private nonresidential | $790.6B | +1.1% | +2.3% |
| Total nonresidential | $1,325.0B | +0.6% | +1.8% |
| Public | $546.8B | -0.1% | +1.0% |
Private residential alone fell 5.5% in the month, to $848.8 billion. Nonresidential, the work most commercial GCs and trade contractors depend on, is the part still growing.
On the public side, spending was essentially flat. Educational spending was $113.1 billion, virtually unchanged, and highway spending was $149.2 billion, down 0.3%.
These are preliminary numbers. Census revises each month, and August was revised in this release. The next update is due Dec 1.
What it means for project requirements
A softer overall market tends to mean tighter bids and more competition for nonresidential work. That can bring new names onto your jobs: trade contractors you haven't worked with before, bidding into a segment that's still growing.
New relationships are where insurance gaps hide. Before a new contractor mobilizes:
- Check its COI against your project requirements, line by line, not just for a valid policy.
- Ask for the additional insured and primary and noncontributory endorsements, not just the certificate.
- Track expiration dates from day one, so coverage doesn't lapse mid-project.
Forsured checks each contractor COI against the coverage a project actually requires, for the life of the job.
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Common questions
How much did U.S. construction spending fall in September 2026?
1.9% from August, to a seasonally adjusted annual rate of $2,186.1 billion, according to the Census Bureau's Nov 2 release. That's 2.7% below September 2025. These are preliminary estimates and can be revised.
Is nonresidential construction spending still growing?
Yes. Private nonresidential spending was $790.6 billion in September, up 1.1% from August. Total nonresidential spending, private and public, was $1,325.0 billion, 1.8% above a year earlier.
What about public construction?
Public spending was essentially flat at $546.8 billion, down 0.1% from August and up 1.0% from September 2025. Highway spending was $149.2 billion.
Sources
- Monthly Construction Spending, September 2026 (CB26-176), U.S. Census Bureau, Nov 2, 2026
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