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September 2026 Building Permits

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

Knoxville, TN issued 870 building permits in September 2026, up 61% from the prior month. The most active zip code was 37919 with 122 permits. IRC Electrical Permit was the top permit type, making up 18% of all permits issued.

Permits issued
870
vs. prior month
+61%
542 last month
Most active zip
37919
122 permits
Top permit type
IRC Electrical Permit
18% of total

Permit activity by zip code

Top 10 zip codes by permit volume — September 2026

37919
122
37917
115
37918
112
37921
109
37920
80
37912
76
37914
71
37909
50
37915
35
37902
22

Permits by type

September 2026 · Knoxville, TN

IRC Electrical Permit
157 (18%)
IRC Plumbing Permit
144 (17%)
IRC Mechanical Permit
125 (14%)
IBC Electrical Permit
79 (9%)
IBC Alteration Permit
69 (8%)
IRC Alteration Permit
49 (6%)
IBC Plumbing Permit
48 (6%)
IRC New Construction Permit
45 (5%)
IBC Mechanical Permit
36 (4%)
IBC New Construction Permit
33 (4%)
Alarm Permit
18 (2%)
IRC Addition Permit
18 (2%)
Board of Zoning Appeal
14 (2%)
IRC Demolition Permit
11 (1%)
Suppression System Permit
11 (1%)
IBC Compliance Certification
7 (1%)
IBC Demolition Permit
3 (0%)
IBC Addition Permit
2 (0%)
Change of Contact Information - Permit
1 (0%)

Other months — Knoxville

November 2026October 2026August 2026
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