Open data · Chicago Data Portal
Building permits in Loop, Chicago
2,465 building permits were issued in Loop, Chicago over the last 12 months — #1 of 77 community areas in Chicago and 7.6% of the city total. Median declared value: $59,300 (3.4× the city-wide median).
Permits, 12 months
2,465
#1 in Chicago
Median declared value
$59,300
Total declared value
$2.3B
Top permit type
Express Permit Program
1,531 permits
Permits issued per month
Oct 2024Oct 2026 (to date)
Show as table
| Month | Permits issued |
|---|---|
| Oct 2026 | 25 |
| Sep 2026 | 184 |
| Aug 2026 | 220 |
| Jul 2026 | 183 |
| Jun 2026 | 221 |
| May 2026 | 198 |
| Apr 2026 | 233 |
| Mar 2026 | 204 |
| Feb 2026 | 162 |
| Jan 2026 | 196 |
| Dec 2025 | 171 |
| Nov 2025 | 210 |
| Oct 2025 | 258 |
| Sep 2025 | 239 |
| Aug 2025 | 173 |
| Jul 2025 | 245 |
| Jun 2025 | 216 |
| May 2025 | 245 |
| Apr 2025 | 280 |
| Mar 2025 | 168 |
| Feb 2025 | 169 |
| Jan 2025 | 212 |
| Dec 2024 | 155 |
| Nov 2024 | 173 |
| Oct 2024 | 277 |
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Permits by type (last 12 months)
| Permit type | Permits | Share |
|---|---|---|
| Express Permit Program | 1,531 | 62.1% |
| Renovation/Alteration | 509 | 20.6% |
| Elevator Equipment | 184 | 7.5% |
| Signs | 125 | 5.1% |
| New Construction | 102 | 4.1% |
| Reinstate Revoked Pmt | 12 | 0.5% |
| Wrecking/Demolition | 2 | 0.1% |
Largest permits of the last 12 months
Ranked by declared value. Owner, applicant and contractor names are not shown.
| Address | Work | Declared value | Issued |
|---|---|---|---|
| 307 N Michigan Ave | Express Permit ProgramLow voltage/communication electrical work. Install data/video. Specific location: 6th, 7th, 13th floors. | $615.5M | Mar 17, 2026 |
| 200 N State St | Renovation/AlterationWork is to include construction of an elevated transit station on the loop elevated line at state street and lake street, and also improvements at the lake red line subway station. The work for the elevated line will include a phased demolition of the existing state/lake station, | $445.0M | Apr 9, 2026 |
| 400 S La Salle St | Renovation/AlterationPhase 3 of 3: interior alterations to existing 7-story office building to convert to a data center. Work to include new equipment with associated mep upgrades. Phase 1 demolition only work permitted under 101083036. Phase 2 infrastructure work permitted under 101081181. Ia constr | $151.1M | Sep 16, 2026 |
| 171 N La Salle St | Renovation/AlterationDds 2019 cbrc: interior alterations to floors b1, 1 and 3 thru 9 in an existing high-rise office building for google. Work to include lower level central kitchen and bike storage, level 1 tenant lobby and entrance, build out of office space on floors 3-9 to further include cafe, | $85.0M | Dec 17, 2025 |
| 400 S La Salle St | Renovation/AlterationDds 2019 cbrc: phase 2 of 3: infrastructure upgrades. Convert 7 story office building to a data center. Reinforcement of existing floors. Architectural plans provided for reference. Electrical work limited to electrical distribution from comed vault to upper floors. Mechanical, p | $51.1M | Jul 6, 2026 |
| 100 W Randolph St | Renovation/AlterationDds 2019 cbrc: interior alterations to levels b2, b1, l1, and l2 for building shared amenity space. Work to include select demolition, construction of new non-load bearing partitions, doors and hardware, ceilings, lighting, finishes, millwork, mechanical, electrical, plumbing, fi | $50.1M | Mar 16, 2026 |
| 19 S La Salle St | Renovation/AlterationDds 2019 cbrc: interior and exterior alterations to existing 17 story office building to convert it to a mixed-use building with ground floor retail use, hotel use on 2nd-3rd fls. With 32 rooms total, & a multi-unit residential use on 4th-16th fls. With 175 du's total to include | $50.0M | Jun 22, 2026 |
| 225 W Randolph St | Renovation/AlterationSelf cert 2019 cbc: interior alterations to existing office floors 10 through 16 for buildout of golub capital office space as per plans (occupancy b, type ia construction) | $44.9M | Oct 6, 2026 |
Frequently asked questions
How many building permits were issued in Loop, Chicago?
2,465 permits in the last 12 months — 7.6% of all permits in Chicago, ranking #1 of 77 community areas. The most common type was Express Permit Program (1,531).
What is the median permit value in Loop, Chicago?
$59,300 across permits with a declared value, 3.4× the city-wide median ($17,600). Total declared work: $2.3B.
Nearby in the ranking
- Near North Side · 2,433 permits
- Near West Side · 1,617 permits
- West Town · 1,292 permits
- Lake View · 1,202 permits
- Lincoln Park · 1,060 permits
- Austin · 926 permits
Source: Building Permits (City of Chicago Department of Buildings), Chicago Data Portal. Licence: City of Chicago Data Portal Terms of Use. 12-month window from Oct 1, 2025. Declared values are applicants’ estimates and are not verified; personal names are omitted. Generated Oct 9, 2026.