900 W Windsor Ave

Chicago, IL 60640

At this address

6 permits in the last two years. Newest issued Sep 29: Replacement electrical contractor

Within ¼ mile

43 more permits (42 projects) issued since May 1.

Biggest nearby

A $1.2M alteration or repair at 4343 N Clarendon Ave, permitted Sep 3, within ¼ mile since May 1.

The city's data portal didn't answer in time. "Here" shows our copy of the last two years, which we checked 2026-10-11 23:51 UTC. Data status

1. Replacement electrical contractor

   Contractor change
   Sep 29not listed
2. Line voltage electrical work

   Electrical
   Sep 25$8,156
3. Reinstate permit no 101074435 must begin work and or request inspection no later than november 2026 on permit…

   Other
   Apr 23not listed
4. Installation of a 22.410 kw dc

   Alteration or repair
   Nov 3, 2025$59,815
5. Temporary scaffolding: qty: 2, max

   Scaffold or sidewalk shed
   Apr 11, 2025not listed
6. Dds 2019 CBRC: rehabilitation of 3-story

   Alteration or repair
   Dec 10, 2024$3,467,609

1. Replacement electrical contractor

   927 W Wilson Ave · 380 ft NW · Contractor change
   Sep 29not listed
2. Replacement electrical contractor

   847 W Sunnyside Ave · 430 ft SE · Contractor change
   Sep 29not listed
3. Line voltage electrical work

   927 W Wilson Ave · 380 ft NW · Electrical
   Sep 28$8,116
4. Line voltage electrical work

   847 W Sunnyside Ave · 430 ft SE · Electrical
   Sep 25$6,623
5. Temporary scaffolding: qty: 1, max

   4555 N Sheridan Rd · 630 ft NW · Scaffold or sidewalk shed
   Sep 23not listed
6. Dds 2019 CBC: interior alterations & addition of two (2) dwelling units to ground floor level in an existing…

   816 W Agatite Ave · 810 ft SE · Alteration or repair
   Aug 3$1,200,000
7. Repair existing rtu platform, to include repairs to decking and railing per structural engineer's drawing

   4525 N Kenmore Ave · 970 ft W · Mechanical (HVAC)
   Jul 6$5,000
8. Tuckpointing and unit masonry repair / replacement: 500 SQ. FT.

   811 W Eastwood Ave · 840 ft NE · Alteration or repair
   May 28$13,300
9. Reinstate permit no 101070170 must begin work and or request inspection no later than august 2026 on permit…

   927 W Wilson Ave · 380 ft NW · Other
   May 27not listed
10. Reinstate permit no 101071165 must begin work and or request inspection no later than september 2026 on…

    847 W Sunnyside Ave · 430 ft SE · Other
    May 27not listed
11. Alteration of existing structure to reinforce existing floor framing system

    906 W Sunnyside Ave · 310 ft S · Alteration or repair
    May 13$50,000
12. Remove and replace existing damaged front metal porch with new metal porch

    826 W Windsor Ave · 390 ft E · Alteration or repair
    May 5$20,000

1. Erect new vertical blade sign on south side of existing building

   804 W Montrose Ave · 0.22 mi SE · Sign
   Sep 29$2,975
2. Erect new sign on east side of existing building to extend over the public way and read "trader joe's parking"

   804 W Montrose Ave · 0.22 mi SE · Sign
   Sep 29$3,500
3. Erect new sign on east side of existing retail building to extend over the public way & read "trader joe's…

   804 W Montrose Ave · 0.22 mi SE · Sign
   Sep 29$3,500
4. Replacement plumbing contractor

   804 W Montrose Ave · 0.22 mi SE · Contractor change
   Sep 3not listed
5. Concrete masonry repair / replacemnt: 740sq

   4343 N Clarendon Ave · 0.25 mi SE · Alteration or repair
   Sep 3$1,241,500
6. Int building out of shell space on ground floor - trader joes

   804 W Montrose Ave · 0.22 mi SE · Alteration or repair
   Aug 27$75,000
7. Revision to permit #101065608

   4433 N Broadway · 0.21 mi SW · Alteration or repair
   Aug 19$250,000
8. Erect new sign on south exterior facade of existing retail building

   804 W Montrose Ave · 0.22 mi SE · Sign
   Aug 13$17,039
9. Erect new sign on east exterior wall of existing retail space

   804 W Montrose Ave · 0.22 mi SE · Sign
   Aug 13$17,039
10. Temporary scaffolding: qty: 6, max

    4343 N Clarendon Ave · 0.25 mi SE · Scaffold or sidewalk shed
    Jul 31not listed
11. Low voltage/communication electrical work × 2 permits

    804 W Montrose Ave · 0.22 mi SE · Electrical
    Jul 1 to 23$49,500
12. Fire alarm: repair existing system

    4466 N Broadway · 0.21 mi SW · Fire systems
    Jul 16not listed
13. We seek a sign permit to install a "planet fitness" illuminated letterset wall sign

    909 W Montrose Ave · 0.20 mi S · Sign
    Jul 6$12,000
14. Fire alarm: modification of existing system

    804 W Montrose Ave · 0.22 mi SE · Fire systems
    Jul 1not listed
15. We seek a sign permit to install (1) illuminated

    909 W Montrose Ave · 0.20 mi S · Sign
    Jul 1$3,400
16. Replacement electrical contractor

    4520 N Broadway · 0.23 mi W · Contractor change
    Jun 14not listed
17. Replacement plumbing contractor

    4520 N Broadway · 0.23 mi W · Contractor change
    May 29not listed
18. We seek a sign permit to install (1) double-sided vertical banner on existing banner poles on the west end of…

    909 W Montrose Ave · 0.20 mi S · Sign
    May 26$650
19. We seek a sign permit to install (1) double-sided vertical banner on existing banner poles on the east end of…

    909 W Montrose Ave · 0.20 mi S · Sign
    May 18$650
20. Drive up: internally illuminated face-lit wall sign (w sunnyside ave elevation) - 2'-10" h x 12'-3" W (35 SQ…

    4466 N Broadway · 0.21 mi SW · Sign
    May 6$6,500
21. Target: internally illuminated projecting sign with push-through elements (w sunnyside ave elevation) - 6'-0"…

    4466 N Broadway · 0.21 mi SW · Sign
    May 6$6,000
22. Cvs pharmacy: internally illuminated face-lit wall sign (w sunnyside ave elevation) - 2'-0" h x 18'-4" W (37…

    4466 N Broadway · 0.21 mi SW · Sign
    May 6$6,000
23. Target: internally illuminated face-lit wall sign (w sunnyside ave elevation) - 16'-3" h x 12'-0" W (195 SQ…

    4466 N Broadway · 0.21 mi SW · Sign
    May 6$14,000
24. Cvs pharmacy: internally illuminated face-lit wall sign (n broadway elevation) - 2'-0" h x 18'-4" W (37 SQ ft)

    4466 N Broadway · 0.21 mi SW · Sign
    May 6$6,000
25. Target: internally illuminated face-lit wall sign (n broadway elevation) - 16'-3" h x 12'-0" W (195 SQ ft)

    4466 N Broadway · 0.21 mi SW · Sign
    May 6$14,000
26. Target: internally illuminated projecting sign with push-through elements (n broadway elevation) - 6'-0" h x…

    4466 N Broadway · 0.21 mi SW · Sign
    May 6$6,000
27. Target: internally illuminated face-lit wall sign (west elevation facing metra/up corridor) - 16'-0" h x…

    4466 N Broadway · 0.21 mi SW · Sign
    May 5$20,000
28. Target : non-illuminated wall sign (w sunnyside ave elevation) - 1'-10" h x 12'-0" W (22 SQ ft)

    4466 N Broadway · 0.21 mi SW · Sign
    May 5$1,000
29. Target parking: non-illuminated wall sign (w sunnyside ave elevation) - 3'-0" h x 17'-0" W (51 SQ ft)

    4466 N Broadway · 0.21 mi SW · Sign
    May 5$3,500
30. We seek a sign permit to install (2) tenant panels on an existing double-sided pylon at the southeast corner…

    909 W Montrose Ave · 0.20 mi S · Sign
    May 1$1,700

We don't list zoning cases for Chicago yet. Look them up on the city's Zoning Board of Appeals page.

• 844 W Windsor Ave newest permit Feb 26, 2025
• 826 W Windsor Ave newest permit May 5, 2026
• 825 W Windsor Ave newest permit Feb 3, 2026
• 2163 W Windsor Ave newest permit Mar 3, 2026
• 2609 W Windsor Ave newest permit Sep 15, 2026
• 2615 W Windsor Ave newest permit Apr 29, 2024
• 3725 W Windsor Ave newest permit May 15, 2026
• 3729 W Windsor Ave newest permit Aug 10, 2026
• 3756 W Windsor Ave newest permit Mar 17, 2026
• 5000 W Windsor Ave newest permit Jan 21, 2026

Chicago Department of Buildings updated its data Oct 10, 2026. We checked it Oct 11, 23:51 UTC. See the city's official records.

At this address: every permit the city holds. Nearby: permits from the last two years, from our copy of the city's data.

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