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August 2026 Building Permits

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

San Marcos, TX issued 225 building permits in August 2026, down 25% from the prior month. The most active zip code was 78666 with 210 permits. Irrigation / Single Family was the top permit type, making up 27% of all permits issued.

Permits issued
225
vs. prior month
-25%
301 last month
Most active zip
78666
210 permits
Top permit type
Irrigation / Single Family
27% of total

Permit activity by zip code

Top 10 zip codes by permit volume — August 2026

78666
210
10201
1
24104
1
78640
1

Permits by type

August 2026 · San Marcos, TX

Irrigation / Single Family
61 (27%)
New Residential / Single Family
40 (18%)
ROW Permit / Commercial
18 (8%)
Mechanical / Single Family
10 (4%)
Mechanical / Multi-Family
9 (4%)
Fire Alarm / Commercial
8 (4%)
New Commercial
8 (4%)
Deck/Patio / Single Family
6 (3%)
Plumbing / Single Family
6 (3%)
Sign / Commercial
5 (2%)
Tenant Finish Out / Commercial
5 (2%)
Fence / Single Family
4 (2%)
Fire Sprinkler / Commercial
4 (2%)
Addition / Single Family
3 (1%)
Electrical / Single Family
3 (1%)
New Commercial / Commercial
3 (1%)
AST/UST (Fire) / Commercial
2 (1%)
Demolition / Commercial
2 (1%)
Fire Gate / Commercial
2 (1%)
Foundation / Single Family
2 (1%)
Mechanical / Commercial
2 (1%)
Pool / Single Family
2 (1%)
Residential Remodel / Single Family
2 (1%)
City Project / Commercial
1 (0%)
Commercial
1 (0%)
Commercial Remodel / Commercial
1 (0%)
Demolition / Institutional
1 (0%)
Driveway / Single Family
1 (0%)
Electrical / Multi-Family
1 (0%)
Fence / Commercial
1 (0%)
Fire Hood / Commercial
1 (0%)
Irrigation / Commercial
1 (0%)
Landscaping / Single Family
1 (0%)
Mechanical / Townhouse
1 (0%)
Plumbing / Commercial
1 (0%)
Plumbing / Multi-Family
1 (0%)
Remodel / Commercial
1 (0%)
Remodel / Multi-Family
1 (0%)
Remodel / Single Family
1 (0%)
Sign / Multi-Family
1 (0%)
Special Event / Commercial
1 (0%)

Other months — San Marcos

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