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September 2026 Building Permits

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

Collin County, TX issued 87 building permits in September 2026, up 118% from the prior month. The most active zip code was 75407 with 20 permits. New Construction was the top permit type, making up 74% of all permits issued.

Permits issued
87
vs. prior month
+118%
40 last month
Most active zip
75407
20 permits
Top permit type
New Construction
74% of total

Permit activity by zip code

Top 10 zip codes by permit volume — September 2026

75407
20
75166
19
75442
10
75002
8
75424
8
75071
6
75009
5
75409
4
75098
3
75069
1

Permits by type

September 2026 · Collin County, TX

New Construction
64 (74%)
Miscellaneous
6 (7%)
Pool
5 (6%)
Pool & Spa
5 (6%)
Addition to Existing Structure
3 (3%)
Accessory Building
2 (2%)
Demolition of Structure
2 (2%)

Other months — Collin County

November 2026October 2026August 2026July 2026
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