Nearby Permits
Map of 171 permits within a quarter mile of 100 E Ontario StElectrical, 222 E Huron St, Oct 2, 2026Other, 44 E Superior St, Oct 2, 2026Alteration or repair, 11 W Illinois St, Oct 2, 2026Alteration or repair, 630 N Rush St, Sep 30, 2026Alteration or repair, 55 E Erie St, Sep 29, 2026Sign, 630 N Michigan Ave, Sep 28, 2026Sign, 630 N Michigan Ave, Sep 28, 2026Sign, 630 N Michigan Ave, Sep 28, 2026Sign, 630 N Michigan Ave, Sep 28, 2026Sign, 630 N Michigan Ave, Sep 28, 2026Elevator, 10 E Ontario St, Sep 23, 2026Elevator, 10 E Ontario St, Sep 23, 2026Elevator, 540 N State St, Sep 23, 2026Other, 218 E Grand Ave, Sep 21, 2026Electrical, 218 E Grand Ave, Sep 21, 2026Electrical, 218 E Grand Ave, Sep 21, 2026Electrical, 218 E Grand Ave, Sep 21, 2026Other, 218 E Grand Ave, Sep 21, 2026Electrical, 218 E Grand Ave, Sep 21, 2026Electrical, 218 E Grand Ave, Sep 21, 2026Electrical, 218 E Grand Ave, Sep 21, 2026Electrical, 218 E Grand Ave, Sep 21, 2026Plumbing, 11 W Illinois St, Sep 21, 2026Electrical, 21 E Huron St, Sep 21, 2026Alteration or repair, 212 E Ohio St, Sep 17, 2026Alteration or repair, 600 N Michigan Ave, Sep 16, 2026Fire systems, 56 E Superior St, Sep 15, 2026Alteration or repair, 605 N Michigan Ave, Sep 14, 2026Alteration or repair, 730 N Wabash Ave, Sep 11, 2026Scaffold or sidewalk shed, 1 W Superior St, Sep 10, 2026Electrical, 11 W Illinois St, Sep 10, 2026Electrical, 155 E Superior St, Sep 10, 2026Sign, 55 E Ontario St, Sep 10, 2026Alteration or repair, 58 E Ontario St, Sep 10, 2026Elevator, 160 E Grand Ave, Sep 9, 2026Alteration or repair, 44 E Superior St, Sep 9, 2026Electrical, 222 E Huron St, Sep 7, 2026Alteration or repair, 435 N Michigan Ave, Sep 4, 2026Alteration or repair, 625 N Michigan Ave, Sep 3, 2026Mechanical (HVAC), 600 N Michigan Ave, Sep 2, 2026Alteration or repair, 676 N St Clair St, Sep 2, 2026Alteration or repair, 65 E Huron St, Sep 2, 2026Fire systems, 520 N Michigan Ave, Sep 1, 2026Alteration or repair, 435 N Michigan Ave, Aug 31, 2026Alteration or repair, 535 N Michigan Ave, Aug 31, 2026Electrical, 50 E Erie St, Aug 27, 2026Alteration or repair, 444 N Wabash Ave, Aug 27, 2026Alteration or repair, 33 W Ontario St, Aug 26, 2026Electrical, 444 N Michigan Ave, Aug 25, 2026Elevator, 118 E Erie St, Aug 24, 2026Electrical, 435 N Michigan Ave, Aug 21, 2026Electrical, 800 N Michigan Ave, Aug 20, 2026Elevator, 500 N Michigan Ave, Aug 19, 2026Sign, 11 W Illinois St, Aug 19, 2026Alteration or repair, 56 E Chicago Ave, Aug 18, 2026Addition, 435 N Michigan Ave, Aug 14, 2026Alteration or repair, 437 N Rush St, Aug 13, 2026Alteration or repair, 49 E Chicago Ave, Aug 13, 2026Scaffold or sidewalk shed, 25 E Superior St, Aug 12, 2026Grading, 25 E Superior St, Aug 12, 2026Fire systems, 230 E Ohio St, Aug 12, 2026Scaffold or sidewalk shed, 437 N Rush St, Aug 11, 2026Alteration or repair, 663 N Michigan Ave, Aug 10, 2026Plumbing, 55 E Erie St, Aug 6, 2026Alteration or repair, 515 N State St, Aug 5, 2026Fire systems, 737 N Michigan Ave, Aug 4, 2026Alteration or repair, 515 N State St, Aug 4, 2026Sign, 33 W Ontario St, Aug 4, 2026Electrical, 222 E Huron St, Aug 3, 2026Alteration or repair, 600 N Michigan Ave, Jul 31, 2026Fire systems, 142 E Ontario St, Jul 30, 2026Elevator, 612 N Rush St, Jul 29, 2026Elevator, 500 N Michigan Ave, Jul 29, 2026Alteration or repair, 625 N Michigan Ave, Jul 28, 2026Alteration or repair, 645 N Michigan Ave, Jul 27, 2026Fire systems, 663 N Michigan Ave, Jul 27, 2026Elevator, 669 N Michigan Ave, Jul 27, 2026Elevator, 150 E Huron St, Jul 27, 2026Alteration or repair, 671 N State St, Jul 26, 2026Alteration or repair, 66 E Ohio St, Jul 23, 2026Alteration or repair, 520 N Michigan Ave, Jul 20, 2026Electrical, 218 E Grand Ave, Jul 16, 2026Roofing, 232 E Ohio St, Jul 16, 2026Alteration or repair, 142 E Ontario St, Jul 16, 2026Alteration or repair, 675 N St Clair St, Jul 15, 2026Alteration or repair, 435 N Michigan Ave, Jul 14, 2026Alteration or repair, 435 N Michigan Ave, Jul 14, 2026Alteration or repair, 600 N Michigan Ave, Jul 14, 2026Elevator, 520 N Michigan Ave, Jul 13, 2026Alteration or repair, 142 E Ontario St, Jul 13, 2026Fire systems, 737 N Michigan Ave, Jul 9, 2026Fire systems, 701 N Michigan Ave, Jul 8, 2026Elevator, 650 N St Clair St, Jul 8, 2026Elevator, 661 N Michigan Ave, Jul 8, 2026Elevator, 661 N Michigan Ave, Jul 8, 2026Electrical, 222 E Huron St, Jul 2, 2026Electrical, 701 N Michigan Ave, Jul 1, 2026Fire systems, 675 N St Clair St, Jun 30, 2026Fire systems, 645 N Michigan Ave, Jun 29, 2026Fire systems, 645 N Michigan Ave, Jun 29, 2026Elevator, 25 E Superior St, Jun 29, 2026Alteration or repair, 440 N Wabash Ave, Jun 26, 2026Elevator, 535 N Michigan Ave, Jun 25, 2026Elevator, 444 N Wabash Ave, Jun 24, 2026Alteration or repair, 663 N Michigan Ave, Jun 24, 2026Alteration or repair, 555 N Michigan Ave, Jun 24, 2026Sign, 40 E Erie St, Jun 23, 2026Sign, 40 E Erie St, Jun 23, 2026Sign, 40 E Erie St, Jun 23, 2026Mechanical (HVAC), 49 E Ontario St, Jun 22, 2026Alteration or repair, 65 E Huron St, Jun 17, 2026Sign, 555 N Michigan Ave, Jun 17, 2026Alteration or repair, 676 N St Clair St, Jun 16, 2026Electrical, 1 W Grand Ave, Jun 15, 2026Fire systems, 218 E Grand Ave, Jun 15, 2026Alteration or repair, 505 N Michigan Ave, Jun 15, 2026Sign, 704 N Wabash Ave, Jun 11, 2026Sign, 704 N Wabash Ave, Jun 11, 2026Sign, 704 N Wabash Ave, Jun 11, 2026Sign, 160 E Grand Ave, Jun 11, 2026Elevator, 630 N State St, Jun 10, 2026Alteration or repair, 1 W Grand Ave, Jun 9, 2026Alteration or repair, 800 N Michigan Ave, Jun 8, 2026Electrical, 222 E Huron St, Jun 5, 2026Alteration or repair, 1 W Grand Ave, Jun 4, 2026Elevator, 50 E Ohio St, Jun 3, 2026Scaffold or sidewalk shed, 545 N Dearborn St, Jun 2, 2026Electrical, 444 N Michigan Ave, Jun 2, 2026Sign, 2 E Ontario St, Jun 1, 2026Sign, 2 E Ontario St, Jun 1, 2026Scaffold or sidewalk shed, 21 E Huron St, May 27, 2026Elevator, 500 N Michigan Ave, May 27, 2026Electrical, 201 E Huron St, May 26, 2026Scaffold or sidewalk shed, 165 E Ontario St, May 21, 2026Grading, 165 E Ontario St, May 21, 2026Alteration or repair, 58 E Ontario St, May 20, 2026Alteration or repair, 535 N Michigan Ave, May 20, 2026Elevator, 201 E Ohio St, May 18, 2026Alteration or repair, 737 N Michigan Ave, May 18, 2026Sign, 512 N State St, May 18, 2026Sign, 512 N State St, May 18, 2026Sign, 512 N State St, May 18, 2026Sign, 512 N State St, May 18, 2026Alteration or repair, 646 N Michigan Ave, May 18, 2026Electrical, 444 N Wabash Ave, May 16, 2026Sign, 512 N State St, May 12, 2026Sign, 512 N State St, May 12, 2026Sign, 512 N State St, May 12, 2026Sign, 512 N State St, May 12, 2026Sign, 512 N State St, May 12, 2026Sign, 512 N State St, May 12, 2026Electrical, 160 E Huron St, May 11, 2026Fire systems, 630 N Michigan Ave, May 7, 2026Alteration or repair, 645 N Michigan Ave, May 7, 2026Alteration or repair, 645 N Michigan Ave, May 7, 2026Fire systems, 444 N Michigan Ave, May 6, 2026Fire systems, 55 E Ontario St, May 6, 2026Alteration or repair, 800 N Michigan Ave, May 6, 2026Electrical, 222 E Huron St, May 5, 2026Fire systems, 444 N Michigan Ave, May 4, 2026Alteration or repair, 500 N Michigan Ave, May 4, 2026Elevator, 600 N Wabash Ave, May 1, 2026Elevator, 600 N Michigan Ave, May 1, 2026Elevator, 500 N Michigan Ave, May 1, 2026Elevator, 633 N St Clair St, May 1, 2026Elevator, 540 N Michigan Ave, May 1, 2026Elevator, 211 E Ohio St, May 1, 2026Sign, 800 N Michigan Ave, May 1, 2026Sign, 800 N Michigan Ave, May 1, 2026Sign, 800 N Michigan Ave, May 1, 2026New building, 14 W Superior St, Jun 1, 2026660 ft Map preview
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100 E Ontario St

Chicago, IL 60611

The biggest project within a quarter mile since May 1: a $10M alteration or repair at 520 N Michigan Ave, permitted Jul 20.

20 permits on record here. The newest, Apr 11, 2025: Fire alarm: new system. Within a quarter mile, the city has issued 171 more permits (152 projects) since May 1. One is a new building, 0.24 mi away.

MayJunJulAugSepOct
Here20 permits · 100 E Ontario St
  1. Apr 11, 2025not listed
  2. Mar 27, 2025$600,000
  3. Replacement plumbing contractor × 2 permits
    Plumbing
    Oct 24 to 29, 2024not listed
  4. Aug 13, 2024$14,500,000
  5. Aug 7, 2024$14,500,000
  6. 2019 CBC: Interior demo only
    Alteration or repair
    Nov 27, 2023$500,000
  7. Oct 4, 2021$4,430
  8. Jun 20, 2016not listed
  9. Jun 20, 2016not listed
  10. Jun 19, 2015$500
  11. Sep 18, 2014$4,500
  12. Sep 13, 2013$75,000
  13. Sep 6, 2013$550,000
  14. Jul 30, 2013$31,600
  15. Nov 2, 2012$15,000
  16. Oct 10, 2012$78,000
  17. Sep 19, 2012$78,000
  18. Apr 17, 2012not listed
  19. Apr 17, 2012not listed
Next doorunder 250 ft · 7 permits
  1. Sep 30$750,000
  2. Sep 10$500
  3. Sep 10$50,000
  4. Jul 29$70,000
  5. Jun 22$36,000
  6. May 20$150,000
  7. May 6not listed
This block250 to 1,000 ft · 94 permits in 92 projects
  1. Replacement general contractor
    44 E Superior St · 920 ft N · Contractor change
    Oct 2not listed
  2. 2019 CBRC: Interior renovation
    55 E Erie St · 280 ft NW · Alteration or repair
    Sep 29$800,000
  3. Sep 28$1,000
  4. Sep 28$1,000
  5. Sep 28$1,000
  6. Sep 28$1,000
  7. Sep 23$45,000
  8. Sep 23$10,000
  9. Sep 23not listed
  10. Sep 21$2,900
  11. Sep 17$2,300,000
  12. Sep 16$575,000
  13. Sep 15not listed
  14. Sep 14$4,546
  15. Sep 11$159,600
  16. Sep 10$46,587
  17. Sep 9$79,421
  18. Sep 9$20,000
  19. Sep 3$250,000
  20. Sep 2$360,000
  21. Sep 2$355,000
  22. Sep 2$381,938
  23. Sep 1not listed
  24. Aug 31$200,000
  25. Aug 27$68,279
  26. Aug 24$53,101
  27. Aug 19$2,400,000
  28. Temporary scaffolding: qty: 1, max
    25 E Superior St · 910 ft NW · Scaffold or sidewalk shed
    Aug 12not listed
  29. Aug 12$315,840
  30. Aug 10$172,000
  31. Aug 6$2,000
  32. Jul 31$800,000
  33. Jul 30not listed
  34. Jul 29$40,000
  35. Jul 28$819,241
  36. Jul 27$60,000
  37. Jul 27not listed
  38. Jul 27$30,000
  39. Jul 27$30,000
  40. Jul 26$95,000
  41. Jul 23$415,000
  42. Jul 20$10,000,000
  43. Jul 16$133,290
  44. Jul 15$1,100,000
  45. Jul 14$2,655,650
  46. Jul 13not listed
  47. Jul 13$163,614
  48. Jul 8not listed
  49. Jul 8$26,800
  50. Jul 8$27,000
  51. Jul 8$434,000
  52. Jul 1$8,000
  53. Jun 30not listed
  54. Fire alarm: modification of existing system × 2 permits
    645 N Michigan Ave · 390 ft NE · Fire systems
    Jun 29not listed
  55. Jun 29$288,000
  56. Jun 25not listed
  57. Jun 24$1,745,974
  58. Jun 24$2,500
  59. Jun 23$100
  60. Jun 23$100
  61. Jun 23$100
  62. Jun 17$10,000
  63. Jun 17$60,000
  64. Jun 16$400,000
  65. Jun 15$350,000
  66. Jun 11$1,000
  67. Jun 11$2,000
  68. Jun 11$2,000
  69. Jun 11$1,500
  70. Jun 10not listed
  71. Jun 3not listed
  72. Jun 1$3,050
  73. Jun 1$3,050
  74. Temporary scaffolding: qty: 6, max
    21 E Huron St · 710 ft NW · Scaffold or sidewalk shed
    May 27not listed
  75. May 27$100,000
  76. May 26not listed
  77. Temporary scaffolding: qty: 4, max
    165 E Ontario St · 700 ft E · Scaffold or sidewalk shed
    May 21not listed
  78. May 21$1,649,155
  79. May 20$350,000
  80. May 18$138,600
  81. Structural peer review included
    646 N Michigan Ave · 330 ft NE · Alteration or repair
    May 18$487,240
  82. May 11$14,000
  83. May 7not listed
  84. May 7$190,133
  85. May 7$222,718
  86. May 4$2,750,000
  87. May 1not listed
  88. May 1not listed
  89. May 1$92,000
  90. May 1$20,000
  91. May 1not listed
  92. May 1not listed
Within a quarter mile1,000 ft to ¼ mi · 70 permits in 53 projects · 1 new building, $3.8M
  1. Electrical maintenance permit × 3 permits
    222 E Huron St · 0.22 mi NE · Electrical
    Aug 3 to Oct 2not listed
  2. Oct 2$90,000
  3. Replacement general contractor × 2 permits
    218 E Grand Ave · 0.21 mi SE · Contractor change
    Sep 21not listed
  4. Replacement electrical contractor × 6 permits
    218 E Grand Ave · 0.21 mi SE · Electrical
    Sep 21not listed
  5. Sep 21not listed
  6. Sep 21$15,000
  7. Temporary scaffolding: qty: 1, max
    1 W Superior St · 0.21 mi NW · Scaffold or sidewalk shed
    Sep 10not listed
  8. Sep 10$4,858
  9. Alterations to an existing 1 story × 2 permits
    435 N Michigan Ave · 0.22 mi S · Alteration or repair
    Jul 14 to Sep 4$575,000
  10. Aug 31$1,400,000
  11. Aug 27$3,000,000
  12. Aug 26$350,000
  13. Aug 25$2,268
  14. Aug 21not listed
  15. Aug 20$1,300
  16. Aug 19$7,300
  17. Aug 18$250,000
  18. Aug 14not listed
  19. Aug 13$34,000
  20. Aug 13$40,000
  21. Fire alarm: new system
    230 E Ohio St · 0.21 mi E · Fire systems
    Aug 12not listed
  22. Temporary scaffolding: qty: 1, max
    437 N Rush St · 0.21 mi S · Scaffold or sidewalk shed
    Aug 11not listed
  23. Aug 5$240,322
  24. Fire alarm: modification of existing system × 2 permits
    737 N Michigan Ave · 0.19 mi N · Fire systems
    Jul 9 to Aug 4not listed
  25. Aug 4$121,200
  26. Aug 4$3,500
  27. Jul 16$70,000
  28. Roof recover
    232 E Ohio St · 0.21 mi E · Roofing
    Jul 16$80,000
  29. Alterations to existing 1 story
    435 N Michigan Ave · 0.22 mi S · Alteration or repair
    Jul 14$400,000
  30. Electrical maintenance permit × 3 permits
    222 E Huron St · 0.22 mi NE · Electrical
    May 5 to Jul 2not listed
  31. Jun 26$29,000
  32. Jun 24$311,240
  33. Jun 15$10,645
  34. Jun 15not listed
  35. Jun 9$100,000
  36. Jun 8$300,000
  37. Dds 2019 CBRC: revision to permit 101073851
    1 W Grand Ave · 0.19 mi SW · Alteration or repair
    Jun 4$6,000,000
  38. Temporary scaffolding: qty: 2, max
    545 N Dearborn St · 0.23 mi W · Scaffold or sidewalk shed
    Jun 2not listed
  39. Jun 2$5,745
  40. Jun 1$3,800,000
  41. May 18$242,300
  42. May 18$800
  43. May 18$800
  44. May 18$800
  45. May 16not listed
  46. Awning reads dine.bar.race × 3 permits
    512 N State St · 0.21 mi SW · Sign
    May 12$800
  47. May 12$800
  48. May 12$1,200
  49. May 12$5,000
  50. Fire alarm: modification of existing system × 2 permits
    444 N Michigan Ave · 0.20 mi S · Fire systems
    May 4 to 6not listed
  51. May 6$8,000
  52. Illuminated flat wall sign × 2 permits
    800 N Michigan Ave · 0.24 mi N · Sign
    May 1$3,500
  53. May 1$1,800

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Chicago Department of Buildings updated its data Oct 3, 2026. We checked it Oct 5, 12:31 UTC. Official data.

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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