921 Walnut St

Boulder, CO 80302

119 permits on record here. The newest, Aug 5: Modification of an existing addressable fire alarm system to provide full occupant notification throughout. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

1. Modification of an existing addressable fire alarm system to provide full occupant notification throughout…

   Fire systems
   Aug 5$5,224
2. Demolition of select interior partitions within two existing office suites

   Alteration or repair
   Aug 3$319,799
3. 5-head tenant finish to meet code coverage for new wall/ceiling layout

   Fire systems
   Jun 29$896
4. Demolition of interior flooring finishes

   Demolition
   Jun 17not listed
5. Wall sign installation

   Sign
   Apr 6$1,098
6. A new tenant is moving in, and we are adding and relocating sprinklers for coverage to the new wall and…

   Fire systems
   Mar 26$7,180
7. Relocate 60 Pendants, add 4 Pendants and plug 14 existing pendants

   Fire systems
   Mar 13$14,615
8. The purpose of this work is to modify the existing fire alarm system to accommodate the new layout of 912…

   Fire systems
   Feb 11$4,374
9. Interior alterations to Merrill office location

   Alteration or repair
   Feb 4$750,000
10. REVISION 2/20/26-Added a manual blackout window covering over all exterior windows in the conference room

    Alteration or repair
    Dec 4, 2025$490,000
11. Bank of America

    Alteration or repair
    Oct 9, 2025$475,000
12. All Structures must be permitted separately Total tear-off & reroof of ONLY the Shingle portion of a…

    Roofing
    Sep 29, 2025$5,569
13. Modify an existing addressable fire alarm system by demo/relocating (4) existing wall mount devices only

    Fire systems
    Aug 8, 2025$5,057
14. This is a TI to the existing wet system

    Fire systems
    Aug 4, 2025$2,766
15. Install new demising wall and 3 new offices located on the third floor

    Alteration or repair
    Jul 15, 2025$104,184
16. Remove (43) existing 2x4 troffer lights and install (43) new LED troffer lights

    Electrical
    Jul 1, 2025$15,000
17. Demolition of non structural interior walls and finishes

    Demolition
    Jun 17, 2025not listed
18. Voided for inactivity - no inspections for 180 days two (2).25" thick black acrylic signs at identical sizes…

    Sign
    May 13, 2025$1,377
19. Floor infill of existing stair opening at 2nd and 3rd Floor

    Alteration or repair
    Dec 20, 2024$34,746
20. Adding and relocating sprinklker heads for a tenant finish

    Fire systems
    Oct 14, 2024$14,652
21. Renovation of an existing attorney's office suite located on the second floor and constructing a new…

    Alteration or repair
    Sep 12, 2024$1,261,975
22. Modify existing addressable fire alarm system to provide full occupant notification throughout a 2nd floor…

    Fire systems
    Sep 9, 2024$6,234
23. 4/24/26-VOID-Inspections not completed within 180 days

    Demolition
    Aug 2, 2024not listed
24. *Painted Signs on South and West facing walls

    Sign
    Sep 1, 2020$4,400
25. Addition of 2 notification devices and the relocation of two for tenant finish in existing office space on…

    Fire systems
    Jun 27, 2019$1,255
26. Addition of partitions for new offices and meeting room in existing spaces on second floor

    Mechanical (HVAC)
    May 20, 2019$5,500
27. Addition of partitions for new offices and meeting room in existing spaces on second floor

    Electrical
    May 20, 2019$10,000
28. Addition of partitions for new offices and meeting room in existing spaces on second floor

    Alteration or repair
    May 20, 2019$91,450
29. Floodplain development permit for an interior office remodel (suite 200) with addition of partitions for new…

    Addition
    May 17, 2019$91,450
30. 11-head tenant finish in existing office space on Second Floor See BLD-NRE2019-00051 for general building…

    Fire systems
    May 8, 2019$605
31. *Voided for inactivity due to no inspections performed within 180 days of issuance.*Removal and replacement…

    Other
    Apr 8, 2019not listed
32. Existing membrane and insulation will remain

    Roofing
    Oct 9, 2018$33,025
33. Fs - sowl - rel 13 spks

    Fire systems
    Oct 14, 2016$2,500
34. Interior tenant remodel of existing office suite to reconfigure office partitions

    Plumbing
    Oct 3, 2016$4,680
35. Interior tenant remodel of existing office suite to reconfigure office partitions

    Mechanical (HVAC)
    Oct 3, 2016$30,000
36. Interior tenant remodel of existing office suite to reconfigure office partitions

    Fire systems
    Oct 3, 2016$400,000
37. Interior tenant remodel of existing office suite to reconfigure office partitions

    Electrical
    Oct 3, 2016$50,000
38. Interior tenant remodel of existing office suite to reconfigure office partitions

    Alteration or repair
    Oct 3, 2016$400,000
39. Interior non-structural demo

    Demolition
    Sep 16, 2016not listed
40. Fs - sowl - relocate 11 spks

    Fire systems
    Jul 11, 2016$1,375
41. Fa - es - add notification and power supply

    Fire systems
    Jul 7, 2016$4,513
42. Suite 250: Tenant interior remodel and expansion of existing professional office suite

    Mechanical (HVAC)
    Jun 23, 2016not listed
43. Suite 250: Tenant interior remodel and expansion of existing professional office suite × 2 permits

    Alteration or repair
    Jun 23, 2016$605,078
44. Suite 250: Tenant interior remodel and expansion of existing professional office suite

    Electrical
    Jun 23, 2016not listed
45. Fs - sowl - rel 11, add 2, plug 6 (qrs)

    Fire systems
    Jun 21, 2016$2,000
46. Fs - es - tf for office space

    Fire systems
    Sep 8, 2015$2,275
47. Huthcinson, Black, & Cook, Inc.-Relocation of lounge

    Plumbing
    Jul 6, 2015$8,000
48. Huthcinson, Black, & Cook, Inc.-Relocation of lounge

    Mechanical (HVAC)
    Jul 6, 2015$8,700
49. Huthcinson, Black, & Cook, Inc.-Relocation of lounge

    Addition
    Jul 6, 2015$192,000
50. Huthcinson, Black, & Cook, Inc.-Relocation of lounge

    Electrical
    Jul 6, 2015$20,000
51. Huthcinson, Black, & Cook, Inc.-Relocation of lounge

    Alteration or repair
    Jul 6, 2015$240,481
52. Tennant Finish Fire Alarm Addition of One Notification Device For Tennant Finish

    Fire systems
    Dec 1, 2011$350
53. Tennant Finish Sprinkler For ZG Assets

    Fire systems
    Nov 28, 2011$2,024
54. Suite 200B -- Tenant remodel to create/expand offices for "ZG Asset" -- reconfigure ductwork and relocate…

    Plumbing
    Nov 16, 2011$200
55. Suite 200B -- Tenant remodel to create/expand offices for "ZG Asset" -- reconfigure ductwork and relocate…

    Mechanical (HVAC)
    Nov 16, 2011$3,500
56. Suite 200B -- Tenant remodel to create/expand offices for "ZG Asset" -- reconfigure ductwork and relocate…

    Electrical
    Nov 16, 2011$5,380
57. Suite 200B -- Tenant remodel to create/expand offices for "ZG Asset" -- reconfigure ductwork and relocate…

    Alteration or repair
    Nov 16, 2011$66,954
58. Interior non-structural demolition of cubicle walls in suite 200 B. NO occupancy allowed under this permit…

    Demolition
    Nov 7, 2011not listed
59. Installation of two circuits & outlets in the Merril Lynch offices

    Electrical
    Oct 6, 2011$1,150
60. Replacement gas-fired water heater at the Chop House

    Mechanical (HVAC)
    Aug 19, 2009$10,000
61. Remodel to include a new outdoor patio

    Alteration or repair
    Jun 26, 2009$6,797
62. New Hood System For Boulder Chop House

    Fire systems
    Jun 18, 2009$800
63. Selective demo of main conference room and conversion into two new offices

    Mechanical (HVAC)
    Sep 16, 2008$5,000
64. Selective demo of main conference room and conversion into two new offices

    Electrical
    Sep 16, 2008$15,000
65. Selective demo of main conference room and conversion into two new offices

    Alteration or repair
    Sep 16, 2008$80,000
66. Tennant Finish Fire Alarm ZG Asset Management

    Fire systems
    Dec 3, 2007$800
67. Tenant remodel Suite 300

    Plumbing
    Oct 15, 2007$1,500
68. Tenant remodel Suite 300

    Mechanical (HVAC)
    Oct 15, 2007$15,000
69. Tenant remodel Suite 300

    Electrical
    Oct 15, 2007$20,000
70. Tenant remodel Suite 300

    Alteration or repair
    Oct 15, 2007$100,000
71. Tenant remodel of approx. 700 sf to remoce interior partition walls and add interior doors

    Electrical
    Jul 25, 2006$300
72. Tenant remodel of approx. 700 sf to remoce interior partition walls and add interior doors

    Alteration or repair
    Jul 25, 2006$2,500
73. Remove existing shingles and re-roof with Grand Manor Shangle asphalt roofing

    Roofing
    Jun 20, 2006$10,630
74. Interior non structural changes to existing office space.Change wall locations

    Electrical
    May 20, 2005$900
75. Interior non structural changes to existing office space.Change wall locations

    Alteration or repair
    May 20, 2005$13,730
76. Install 1 externally illuminated wall sign for "Merrill Lynch"

    Sign
    May 20, 2002$2,800
77. Install 1 externally illuminated wall sign for "Merrill Lynch"

    Electrical
    May 20, 2002not listed
78. Awning for the Chop House Restaurant

    New building
    Nov 28, 2001$21,169
79. Construct new patio deck and railing for exterior seating

    Electrical
    Aug 30, 2001$1,500
80. Construct new patio deck and railing for exterior seating

    Alteration or repair
    Aug 30, 2001$15,000
81. Fire Alarm System - Chop House

    Fire systems
    Aug 22, 2001$3,000
82. Fire Sprinkler System - Chop House

    Fire systems
    Aug 7, 2001$2,571
83. Fire Suppression System

    Fire systems
    Jul 12, 2001$1,762
84. Tenant finish new restaurant - The Chop House - Boulder

    Plumbing
    Jul 12, 2001$53,850
85. Tenant finish new restaurant - The Chop House - Boulder

    Mechanical (HVAC)
    Jul 12, 2001$84,500
86. Tenant finish new restaurant - The Chop House - Boulder

    Electrical
    Jul 12, 2001$88,654
87. Tenant finish new restaurant - The Chop House - Boulder

    Alteration or repair
    Jul 12, 2001$400,000
88. Fire Sprinkler System

    Fire systems
    Mar 27, 2001$1,980
89. Fire Alarm System - 2nd and 3rd floor

    Fire systems
    Jan 23, 2001$2,000
90. Fire Sprinkler system - 3rd floor

    Fire systems
    Dec 28, 2000$4,375
91. Tenant finish on second and third floor

    Plumbing
    Nov 29, 2000$9,600
92. Tenant finish on second and third floor

    Mechanical (HVAC)
    Nov 29, 2000$68,000
93. Tenant finish on second and third floor

    Electrical
    Nov 29, 2000$80,000
94. Tenant finish on second and third floor

    Other
    Nov 29, 2000$330,000
95. Fire alarm - Tenant finish - Merrill Lynch

    Fire systems
    Nov 21, 2000$5,800
96. Install new wall sign for Merril Lynch

    Sign
    Oct 20, 2000$2,800
97. Fire Sprinkler Tenant finish - 2nd and 3rd floor (law firm)

    Fire systems
    Sep 21, 2000$8,300
98. New awnings, also see revocable permit No RP00019

    New building
    Sep 19, 2000not listed
99. Fire Alarm system - 2nd and 3rd floor

    Fire systems
    Aug 31, 2000$5,431
100. Fire Sprinkler System - 1st floor (Merrill Lynch)

     Fire systems
     Aug 23, 2000$5,600
101. Tenant finish - 1st floor

     Plumbing
     Aug 11, 2000$30,000
102. Tenant finish - 1st floor

     Mechanical (HVAC)
     Aug 11, 2000$200,000
103. Tenant finish - 1st floor

     Electrical
     Aug 11, 2000$200,000
104. Tenant finish - 1st floor

     Other
     Aug 11, 2000$900,000
105. Fire sprinkler tenant finish part

     Fire systems
     Jun 30, 2000$9,867
106. Tenant finish, second and third floor

     Plumbing
     Jun 19, 2000$14,000
107. Tenant finish, second and third floor

     Mechanical (HVAC)
     Jun 19, 2000$90,000
108. Tenant finish, second and third floor × 2 permits

     Other
     Jun 19, 2000$844,960
109. Tenant finish, second and third floor

     Electrical
     Jun 19, 2000$180,000
110. Install 2 new four stop 2500 lb capacity elevators

     New building
     Jun 9, 2000$84,084
111. Install fire sprinkler system

     Fire systems
     Apr 25, 2000$44,187
112. Temp const power

     Electrical
     Nov 17, 1999not listed
113. Landscaping and sitework

     Alteration or repair
     Nov 17, 1999not listed
114. New core and shell

     Plumbing
     Nov 17, 1999$35,000
115. New core and shell

     Mechanical (HVAC)
     Nov 17, 1999$190,000
116. New core and shell

     Electrical
     Nov 17, 1999$190,000
117. New core and shell

     New building
     Nov 17, 1999$2,319,700

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Boulder Planning and Development Services updated its data Oct 6, 2026. We checked it Oct 6, 20:18 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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