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April 2026 Building Permits

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

San Marcos, TX issued 260 building permits in April 2026, up 11% from the prior month. The most active zip code was 78666 with 255 permits. New Residential / Single Family was the top permit type, making up 25% of all permits issued.

Permits issued
260
vs. prior month
+11%
234 last month
Most active zip
78666
255 permits
Top permit type
New Residential / Single Family
25% of total

Permit activity by zip code

Top 10 zip codes by permit volume — April 2026

78666
255
78656
1

Permits by type

April 2026 · San Marcos, TX

New Residential / Single Family
64 (25%)
Irrigation / Single Family
47 (18%)
Foundation / Single Family
13 (5%)
Sign / Commercial
11 (4%)
ROW Permit / Commercial
10 (4%)
Mechanical / Single Family
9 (3%)
Electrical / Single Family
8 (3%)
Road Closures / Commercial
8 (3%)
Deck/Patio / Single Family
6 (2%)
Fence / Single Family
6 (2%)
Plumbing / Single Family
6 (2%)
Residential Remodel / Single Family
5 (2%)
Electrical / Commercial
4 (2%)
New Commercial / Commercial
4 (2%)
Road Closures
4 (2%)
Demolition / Single Family
3 (1%)
Remodel / Commercial
3 (1%)
Remodel / Single Family
3 (1%)
Site Prep. / Commercial
3 (1%)
Tenant Finish Out / Commercial
3 (1%)
Fire Alarm / Commercial
2 (1%)
Fire Sprinkler / Commercial
2 (1%)
New / Commercial
2 (1%)
Pool / Single Family
2 (1%)
Special Event / Commercial
2 (1%)
TIA / Commercial
2 (1%)
Watershed Protection / Commercial
2 (1%)
Addition / Single Family
1 (0%)
AST/UST (Fire) / Commercial
1 (0%)
City Project
1 (0%)
Commercial Remodel
1 (0%)
Demolition / Commercial
1 (0%)
Fence / Commercial
1 (0%)
Fire
1 (0%)
Fire Gate
1 (0%)
Fire Hood
1 (0%)
Fire Hood / Commercial
1 (0%)
Fire System
1 (0%)
Foundation
1 (0%)
Foundation / Commercial
1 (0%)
Foundation / Duplex
1 (0%)
High Pile (Fire) / Commercial
1 (0%)
Irrigation
1 (0%)
Irrigation / Commercial
1 (0%)
Mechanical / Multi-Family
1 (0%)
New Commercial / Multi-Family
1 (0%)
Plumbing
1 (0%)
Plumbing / Commercial
1 (0%)
Pole Contact / Commercial
1 (0%)
Roofing / Single Family
1 (0%)
Small / Commercial
1 (0%)
Solar / Single Family
1 (0%)
Temporary / Commercial
1 (0%)

Other months — San Marcos

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