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September 2026 Building Permits

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

Troy, MI issued 1,070 building permits in September 2026, up 6% from the prior month. The most active zip code was 48085 with 243 permits. Mechanical was the top permit type, making up 18% of all permits issued.

Permits issued
1,070
vs. prior month
+6%
1,005 last month
Most active zip
48085
243 permits
Top permit type
Mechanical
18% of total

Permit activity by zip code

Top 10 zip codes by permit volume — September 2026

48085
243
48083
233
48098
222
48084
168

Permits by type

September 2026 · Troy, MI

Mechanical
195 (18%)
Electrical
191 (18%)
Commercial, Add/Alter
123 (11%)
Plumbing
120 (11%)
Res., Roof
83 (8%)
Res., Window
55 (5%)
Res., Add/Alter
53 (5%)
Fire - HAZMAT
24 (2%)
Electrical, Fire Alarm
17 (2%)
Sewer Installation, Sanitary
17 (2%)
Fence
16 (1%)
Fire Alarm
16 (1%)
Fire Protection
15 (1%)
Sewer Installation, Storm
14 (1%)
ELECTRICAL - LOW VOLTAGE
13 (1%)
Res., New Construction
12 (1%)
Sign
12 (1%)
Res., Door
10 (1%)
Res., Siding
10 (1%)
Electrical, Signs
8 (1%)
Sidewalk/Approach
7 (1%)
Water, Residential New Construct
6 (1%)
Commercial Access. Structure
5 (0%)
Zoning, Temp Use or Structure
5 (0%)
Generator
4 (0%)
Multi., New Construction
4 (0%)
Res., Repair
4 (0%)
Commercial Parking Lot
3 (0%)
Hydrant Meter
3 (0%)
Mechanical, Air
3 (0%)
Res., Garage/Acc. Structure
3 (0%)
Res., Wreck
3 (0%)
Animal
2 (0%)
Commercial
2 (0%)
Engineering
2 (0%)
Water, Sprinkler Tap
2 (0%)
Commercial, Wreck
1 (0%)
Fire - Special Event
1 (0%)
Res., Demo and New
1 (0%)
Res., Pool/Spa/Hot Tub
1 (0%)
Res., Water Damage Repair
1 (0%)
Residential
1 (0%)
TCO
1 (0%)
Water, Commercial New
1 (0%)

Other months — Troy

November 2026October 2026August 2026
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