In the 28 days from September 1 through September 28, 2026, Chicago issued 429 renovation and alteration permits worth $355.8M. That's a 15% jump in dollars over the same window in 2025 and an 8% drop in permit count. The gap comes down to one building: a $151.1M data center conversion at 400 S La Salle St.
Key stats — period ending September 28, 2026:
- 429 renovation/alteration permits issued citywide, Sept 1–28, 2026, versus 468 in Sept 1–28, 2025 (down 8%)
- $355.8M in reported renovation value, versus $310.2M a year earlier (up 15%)
- One permit, 400 S La Salle St in the Loop, is $151.1M, or 42% of the month's total
- Near North Side led on count with 42 permits across 34 addresses
How Many Renovation Permits Did Chicago Issue in September 2026?
BizPulse data shows 429 renovation permits across 407 distinct addresses in the 28 days ending September 28, 2026. August 1–28 had 479 permits, so activity eased about 10% month over month. Permits of $100,000 or more fell from 258 to 241 year over year.
The dollar total tells a different story. According to BizPulse's permit tracking, the 39 permits at $1M or more account for $285.8M, roughly 80% of the value. The other 390 permits total $70.0M. For a seller, the typical renovation job this month was small and the money sat in a few large projects.
The Loop's 32 permits carry $177.5M, but $151.1M of that is the La Salle Street conversion of a 7-story office building into a data center (phase 3 of 3). Strip it out and citywide renovation value is $204.7M across 428 permits.
So what: Don't read the $355.8M as broad demand. Electrical, mechanical, and low-voltage contractors have a clear target in the data center project. Everyone else should chase the volume neighborhoods below.
Which Chicago Neighborhoods Had the Most Renovation Permits?
Near North Side issued 42 renovation permits worth $50.9M at 34 addresses between September 1 and 28, 2026. The largest was a $10.9M interior renovation at 9 W Walton St, issued September 2. Near West Side followed with 31 permits ($15.9M, 28 addresses), then West Town with 22 ($9.1M) and Lake View with 19 ($5.3M).
Near West Side and West Town are the volume plays. Their permits spread across 28 and 22 addresses, which means many separate decision-makers instead of one big GC controlling the buying. That suits commercial cleaners, signage shops, and furniture dealers who sell one site at a time. You can filter these on BizPulse's construction hot blocks map.
So what: Prospect Near West Side and West Town for repeatable small-ticket sales. Reserve Near North Side outreach for vendors who can handle $1M-plus fit-outs.
Where Do Renovation Permits and New Licenses Overlap?
BizPulse's license database reveals 6 addresses where a business got a new license between July 1 and September 28, 2026, and then pulled a renovation permit in September. That sequence means the operator is building out a space it already has legal rights to use.
Two examples from the data: Canon Collectibles, INC. was licensed at 9 W Walton St on August 17 and the $10.9M renovation permit followed September 2. Piccadilly Market has license filings at 444 W Fullerton Pkwy in Lincoln Park dated August 19 through September 2, and a $300,000 permit issued September 23.
So what: A fresh license plus a permit usually means purchasing is live now. Call within weeks, not quarters. Pull these addresses on BizPulse search, and see our earlier read on September renovation permits for the first half of the month.
Every permit in this post comes from the City's public record, available through the City of Chicago Data Portal. BizPulse matches it to license records so you see the buyer, not just the address.
Bottom line: Chicago's September 2026 renovation total rose 15% only because one $151.1M data center permit landed; permit count fell 8%, so volume sellers should target Near West Side and West Town.