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October 2026 Building Permits

Official permit data from Boulder — updated Mon, Wed & Fri from the county permitting office.

Boulder, CO issued 785 building permits in October 2026, down 8% from the prior month. The most active zip code was 80304 with 223 permits. Mechanical Permit — Mechanical with Electrical was the top permit type, making up 15% of all permits issued.

Permits issued
785
vs. prior month
-8%
854 last month
Most active zip
80304
223 permits
Top permit type
Mechanical Permit — Mechanical with Electrical
15% of total

Permit activity by zip code

Top 10 zip codes by permit volume — October 2026

80304
223
80302
160
80301
156
80305
126
80303
113

Permits by type

October 2026 · Boulder, CO

Mechanical Permit — Mechanical with Electrical
121 (15%)
Right-of-Way Permit — Right-of-Way Permit with Utilities
111 (14%)
Mechanical Permit — Mechanical HVAC/Solar
105 (13%)
Roofing Replacement Permit — Roofing Replacement Permit
85 (11%)
Electrical Permit — Electrical Permit
73 (9%)
Utility Permit — Utility Permit
44 (6%)
Building Permit - Single Family Detached Dwelling — Alteration
34 (4%)
Fire Permit — Fire Permit
30 (4%)
Right-of-Way Permit — Right-of-Way Permit
29 (4%)
Building Permit - Non-Residential — Alteration
13 (2%)
Building Permit - Multifamily — Repair
12 (2%)
Mechanical Permit — Water Heat - Single Family Residential
12 (2%)
Sign Permit — Sign Permit
12 (2%)
Utility Permit — Utility Sub-Permit
12 (2%)
Building Permit - Single Family Detached Dwelling — Addition and Alteration
10 (1%)
Siding Replacement Permit — Siding Replacement Permit
10 (1%)
Building Permit - Multifamily — Alteration
7 (1%)
Building Permit - Multifamily — New
7 (1%)
Demolition Permit — Full Structure Deconstruction
7 (1%)
Roofing Replacement Permit — Roofing ? Existing Solar Panels
7 (1%)
Wireless Facility Permit — Wireless Facility Permit
5 (1%)
Building Permit - Accessory — RES- Pool or Spa
3 (0%)
Building Permit - Single Family Detached Dwelling — Repair
3 (0%)
Floodplain Permit — Non-Public Process
3 (0%)
Plumbing Permit — Plumbing Permit
3 (0%)
Building Permit - Accessory — RES- Enclosed Structure with Heating or Cooling
2 (0%)
Building Permit - Multifamily — Addition and Alteration
2 (0%)
Building Permit - Single Family Attached Dwelling — Alteration
2 (0%)
Building Permit - Single Family Attached Dwelling — Repair
2 (0%)
Electrical Permit — Temporary Construction Power
2 (0%)
Erosion Control Permit — Erosion Control Permit
2 (0%)
Grading Permit — Grading Permit
2 (0%)
Mechanical Permit — Building Heat - Single Family Residential
2 (0%)
Building Permit - Accessory — NRE- Enclosed Structure with Heating or Cooling
1 (0%)
Building Permit - Accessory — NRE- Unenclosed Structure
1 (0%)
Building Permit - Mixed Use — Alteration
1 (0%)
Building Permit - Non-Residential — Addition and Alteration
1 (0%)
Building Permit - Non-Residential — Core and Shell
1 (0%)
Building Permit - Non-Residential — New
1 (0%)
Building Permit - Non-Residential — Tenant Finish
1 (0%)
Building Permit - Single Family Attached Dwelling — Addition and Alteration
1 (0%)
Building Permit - Single Family Detached Dwelling — New
1 (0%)
Fence and Wall Permit — Fence and Wall Permit
1 (0%)
Wetland Permit — Non-Public Process
1 (0%)

Other months — Boulder

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