← All reportsKnoxville, TN · Monthly Report

September 2026 Building Permits

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

Knoxville, TN issued 666 building permits in September 2026, up 23% from the prior month. The most active zip code was 37918 with 94 permits. IRC Plumbing Permit was the top permit type, making up 19% of all permits issued.

Permits issued
666
vs. prior month
+23%
542 last month
Most active zip
37918
94 permits
Top permit type
IRC Plumbing Permit
19% of total

Permit activity by zip code

Top 10 zip codes by permit volume — September 2026

37918
94
37921
86
37917
85
37919
84
37920
58
37914
57
37912
56
37909
40
37915
25
37902
17

Permits by type

September 2026 · Knoxville, TN

IRC Plumbing Permit
124 (19%)
IRC Electrical Permit
108 (16%)
IRC Mechanical Permit
99 (15%)
IBC Electrical Permit
59 (9%)
IBC Alteration Permit
50 (8%)
IRC New Construction Permit
41 (6%)
IRC Alteration Permit
36 (5%)
IBC Plumbing Permit
35 (5%)
IBC Mechanical Permit
25 (4%)
IBC New Construction Permit
21 (3%)
Alarm Permit
16 (2%)
Board of Zoning Appeal
14 (2%)
IRC Addition Permit
13 (2%)
IRC Demolition Permit
9 (1%)
Suppression System Permit
8 (1%)
IBC Compliance Certification
4 (1%)
IBC Demolition Permit
2 (0%)
Change of Contact Information - Permit
1 (0%)
IBC Addition Permit
1 (0%)

Other months — Knoxville

August 2026
View all counties →

Get alerted when new permits are filed in Knoxville

Pick your zip codes and permit types. We'll email you every Monday, Wednesday, and Friday.

Start free