3300 Walnut St

Boulder, CO 80301

118 permits on record here. The newest, Jun 2, 2025: Tenant remodel in existing sprinkled building. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

1. Tenant remodel in existing sprinkled building

   Fire systems
   Jun 2, 2025$2,387
2. *Voided for inactivity - no inspections within 180 days* Total tear-off & reroof of SFD

   Roofing
   Apr 5, 2022$1,124,030
3. *Voided for inactivity - requirements not received within 180 days* Installation (1) new rooftop make-up air…

   Mechanical (HVAC)
   Mar 10, 2021$190,371
4. Installation (1) new rooftop make-up air unit

   Electrical
   Mar 10, 2021$5,000
5. FA - Relocate one horn strobe, install two new horn strobes and install 20 strobes

   Fire systems
   Mar 27, 2018$8,515
6. Installation of two replacement RTU's (350 MBTU each) at existing openings

   Mechanical (HVAC)
   Dec 10, 2014$30,000
7. Installation of replacement instantaneous water heater with new MAX FLOW/MAX TEMP unit

   Mechanical (HVAC)
   Jun 27, 2014$29,000
8. Fs - tf for rudi's bakery office mezzanine

   Fire systems
   Jun 2, 2014$7,300
9. University of Colorado-Install two new frames and doors in existing non-bearing interior wall

   Alteration or repair
   Feb 27, 2014$3,000
10. University of Colroado warehouse

    Electrical
    Feb 27, 2014$6,000
11. Rudi's Organic Bakery, Suite C-Replace existing boiler with new boiler unit

    Mechanical (HVAC)
    Jan 16, 2014$81,038
12. Fa - tf notification x4 strobes x2 h/s

    Fire systems
    May 23, 2013$1,500
13. Remodel of Rudi's Bakery

    Plumbing
    Jan 3, 2013$10,000
14. Remodel of Rudi's Bakery

    Mechanical (HVAC)
    Jan 3, 2013$10,000
15. Remodel of Rudi's Bakery

    Electrical
    Jan 3, 2013$13,000
16. Remodel of Rudi's Bakery

    Alteration or repair
    Jan 3, 2013$402,422
17. Fire Sprinkler System - Scope of work to lower 2 sprinkler for protectoin under a new overhead door

    Fire systems
    Sep 11, 2012$690
18. Installation of snoblox ace snow retention system on an existing commercial building

    Roofing
    Aug 28, 2012$1,147
19. Construction of a roof over a loading dock area and two wing walls -- 1,115 sf. Install two new lights at…

    Electrical
    Feb 7, 2011$5,000
20. Construction of a roof over a loading dock area and two wing walls -- 1,115 sf. Install two new lights at…

    Addition
    Feb 7, 2011$150,000
21. Tenant Remodel - For installation of new exterior door

    Electrical
    Jan 11, 2011$800
22. Tenant Remodel - For installation of new exterior door

    Alteration or repair
    Jan 11, 2011$4,500
23. Tennant Finish Fire Alarm

    Fire systems
    Oct 7, 2010$925
24. Tennant Finish Sprinkler

    Fire systems
    Sep 20, 2010$16,000
25. Tennant Finish Sprinkler CU Warehouse

    Fire systems
    Nov 24, 2009$1,100
26. Tenant finish to existing core and shell warehouse

    Plumbing
    Oct 7, 2009$45,000
27. Tenant finish to existing core and shell warehouse

    Mechanical (HVAC)
    Oct 7, 2009$60,000
28. Tenant finish to existing core and shell warehouse

    Electrical
    Oct 7, 2009$25,000
29. Tenant finish to existing core and shell warehouse

    Alteration or repair
    Oct 7, 2009$54,818
30. Installation of a 97.65 kW solar array for a commercial site

    Electrical
    Sep 2, 2009$585,900
31. Tennant Finish Fire Alarm Walnut Distribution Warehouse

    Fire systems
    Apr 10, 2009$2,000
32. Tap/ install new 6" fireline to existing building

    Fire systems
    Apr 2, 2009not listed
33. Tennant Finish Fire Alarm CU Distribution Warehouse

    Fire systems
    Mar 11, 2009$2,000
34. New Sprinkler System for CU Distribution Center

    Fire systems
    Feb 27, 2009$76,000
35. Electrical permit to install 2 outlets and 1 switch

    Electrical
    Oct 15, 2008$1,000
36. Install ACT ceiling new supply air and return grill New sprinkler head

    Plumbing
    Sep 11, 2008$1,500
37. Install ACT ceiling new supply air and return grill New sprinkler head

    Mechanical (HVAC)
    Sep 11, 2008$1,443
38. Install ACT ceiling new supply air and return grill New sprinkler head

    Electrical
    Sep 11, 2008$550
39. Install ACT ceiling new supply air and return grill New sprinkler head

    Alteration or repair
    Sep 11, 2008$4,900
40. Scope of Work Letter Rudi's Renovation

    Fire systems
    May 19, 2008$500
41. Add new guardrail at existing loading dock

    Alteration or repair
    Mar 17, 2008$5,000
42. Add demizing wall to create new lease space

    Electrical
    Jun 8, 2007$1,200
43. Add demizing wall to create new lease space

    Alteration or repair
    Jun 8, 2007$6,000
44. Sprinkler Tennant Finish 3300 Walnut CU Realestate Foundation

    Fire systems
    Mar 1, 2007$4,560
45. Tenant remodel to demolish mezzanine and interior partitions and add new corridore and loading dock

    Plumbing
    Jan 4, 2007$6,000
46. Tenant remodel to demolish mezzanine and interior partitions and add new corridore and loading dock

    Mechanical (HVAC)
    Jan 4, 2007$14,000
47. Tenant remodel to demolish mezzanine and interior partitions and add new corridore and loading dock

    Electrical
    Jan 4, 2007$32,000
48. Tenant remodel to demolish mezzanine and interior partitions and add new corridore and loading dock

    Alteration or repair
    Jan 4, 2007$161,000
49. Sign permit for non-electric free-standing sign - CU Property Services

    Sign
    Nov 22, 2006$3,200
50. Fire Alarm System - CU Mailing

    Fire systems
    Nov 7, 2006$160
51. Fire Sprinkler System - CU mailing - new offices

    Fire systems
    Oct 2, 2006$3,000
52. Tenant remodel of office and warehouse space

    Mechanical (HVAC)
    Sep 14, 2006$8,000
53. Tenant remodel of office and warehouse space

    Electrical
    Sep 14, 2006$25,000
54. Tenant remodel of office and warehouse space

    Alteration or repair
    Sep 14, 2006$130,000
55. Rudi's Bakery- Tenant Finish

    Fire systems
    May 9, 2005$7,200
56. Fire Alarm system - Rudies Bakery

    Fire systems
    Apr 20, 2005$3,287
57. Tenant remodel of existing manufacturing space as commercial bakery

    Plumbing
    Mar 9, 2005$70,000
58. Tenant remodel of existing manufacturing space as commercial bakery

    Mechanical (HVAC)
    Mar 9, 2005$150,000
59. Tenant remodel of existing manufacturing space as commercial bakery

    Electrical
    Mar 9, 2005$230,000
60. Tenant remodel of existing manufacturing space as commercial bakery

    Alteration or repair
    Mar 9, 2005$908,000
61. Interior component demo

    Demolition
    Feb 2, 2005not listed
62. Reroof of office building, 1328 squares, flat

    Roofing
    Nov 9, 2004$170,605
63. Fire Sprinkler System - Freezer

    Fire systems
    Aug 17, 2004$47,500
64. Fire Alarm System - TI above freezer

    Fire systems
    Jun 16, 2004$950
65. Fire Sprinkler system - Rudy's - offices above freezer

    Fire systems
    May 13, 2004$2,500
66. 1,000 square foot mezzanine addition for offices in Rudi's bakery area

    Plumbing
    Feb 13, 2004$3,000
67. 1,000 square foot mezzanine addition for offices in Rudi's bakery area

    Mechanical (HVAC)
    Feb 13, 2004$8,000
68. 1,000 square foot mezzanine addition for offices in Rudi's bakery area

    Electrical
    Feb 13, 2004$4,500
69. 1,000 square foot mezzanine addition for offices in Rudi's bakery area

    Alteration or repair
    Feb 13, 2004$28,500
70. Installation of six fixtures and one switch provided by owner

    Electrical
    Feb 9, 2004$3,661
71. Fire Protection System - Rudy's new freezer

    Fire systems
    Jan 30, 2004$24,500
72. Fire Alarm System

    Fire systems
    Jan 28, 2004$6,000
73. Fire Sprinkler system - CU Distrubiting

    Fire systems
    Jan 27, 2004$11,400
74. Installation of a new drive-in freezer for accessory cold storage for Rudi's Bakery

    Mechanical (HVAC)
    Dec 29, 2003$135,000
75. Installation of a new drive-in freezer for accessory cold storage for Rudi's Bakery

    Electrical
    Dec 29, 2003$47,000
76. Installation of a new drive-in freezer for accessory cold storage for Rudi's Bakery

    Alteration or repair
    Dec 29, 2003$58,604
77. 51,345 square foot tenant remodel on a warehouse (47,745 sf) and office area (3600 sf)

    Plumbing
    Dec 3, 2003$22,000
78. 51,345 square foot tenant remodel on a warehouse (47,745 sf) and office area (3600 sf)

    Mechanical (HVAC)
    Dec 3, 2003$95,000
79. 51,345 square foot tenant remodel on a warehouse (47,745 sf) and office area (3600 sf)

    Electrical
    Dec 3, 2003$46,000
80. 51,345 square foot tenant remodel on a warehouse (47,745 sf) and office area (3600 sf)

    Addition
    Dec 3, 2003$264,013
81. Fire Alarm System - Radio Dialer

    Fire systems
    Nov 1, 2002$700
82. Installation of two signs as shown on the permit application

    Sign
    Mar 8, 2000$500
83. New panel & feeder for Exabyte

    Electrical
    Feb 9, 2000$6,500
84. Mechanical heating, ventilation and air condititiong for remo

    Mechanical (HVAC)
    Dec 10, 1999$38,500
85. Electrical electrical for interior remodel

    Electrical
    Dec 10, 1999$23,000
86. Interior remodel and add loading dock

    Mechanical (HVAC)
    Dec 10, 1999$38,500
87. Interior remodel and add loading dock × 2 permits

    Electrical
    Dec 10, 1999$138,000
88. Fire fire system inspection - engineering & calculation

    Fire systems
    Sep 21, 1995not listed
89. Fire replace a fire sprinkler system

    Fire systems
    Sep 5, 1995$2,450
90. Plumbing install fixtures and ejector pump

    Plumbing
    Aug 11, 1995$20,204
91. Mechanical comfort cooling, space heater, ventilating equipme

    Mechanical (HVAC)
    Aug 11, 1995$142,713
92. Electrical WIRING

    Electrical
    Aug 11, 1995$148,000
93. Warehouse remodel the original general permit number is 956047

    Alteration or repair
    Aug 10, 1995$525,000
94. Ramp to loading dock, demising partition the original general permit number is

    Alteration or repair
    Oct 13, 1994$10,000
95. Add 2 doors the original general permit number is 946904

    Alteration or repair
    Sep 14, 1994$10,000
96. Sign erect 2 permanent electric signs at 3300 33rd street

    Sign
    Apr 20, 1994$500
97. Electrical electrical hook up for sign at 3300 33rd street

    Electrical
    Mar 31, 1994$100
98. Electrical electrical hook up for a sign at 3300 33rd street

    Electrical
    Feb 10, 1994$100
99. Site grading - no import - no tax the original general permit number is 930541

    Alteration or repair
    Jan 26, 1993not listed
100. Electrical reloc equip wiring

     Electrical
     Aug 23, 1990$11,800
101. Electrical ten fnsh wiring

     Electrical
     Jul 10, 1990$18,608
102. Ten fnsh. The original general permit number is r1435

     Alteration or repair
     Jul 9, 1990$30,000
103. Electrical RMDL WIRING

     Electrical
     Jan 16, 1990$1,000
104. Remodel. The original general permit number is p5695

     Alteration or repair
     Sep 29, 1989$2,500
105. Electrical temp computer equip pwr

     Electrical
     Aug 10, 1989$600
106. Electrical remodel wiring

     Electrical
     Jul 12, 1989$600
107. Interior room

     Alteration or repair
     Jul 11, 1989$3,000
108. Electrical reloc prod machine fixtrs

     Electrical
     Jun 1, 1989$55,000
109. Fire fire sprinkler sys

     Fire systems
     May 11, 1989not listed
110. Mechanical HVAC roof top units

     Mechanical (HVAC)
     May 9, 1989$15,400
111. Int remodel

     Alteration or repair
     Apr 25, 1989$45,000
112. Mechanical vent equip, com cooling

     Mechanical (HVAC)
     Apr 21, 1989$20,000
113. Electrical REMODEL

     Electrical
     Feb 3, 1989$400
114. Fire repair fire sprklr sys

     Fire systems
     Jan 24, 1989not listed
115. Partition wall

     Other
     Jan 12, 1989not listed
116. Partition wall

     Alteration or repair
     Jan 12, 1989$6,030
117. Roofing REROOF

     Roofing
     Feb 26, 1988$30,534

Boulder Planning and Development Services updated its data Oct 5, 2026. We checked it Oct 6, 06:43 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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