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Jurisdiction directory

Texas home project permits by county

Many Texas households live outside city limits, where the county building department — not a city — issues the permit. 20 Texas counties, covering the state's largest jurisdictions, are inventoried here.

Verified August 2026

Counties covered

20

largest jurisdictions first

Municipalities tracked

29

in Texas

Population covered

22.0M

residents in listed counties

Code basis

Statewide

Statewide IRC adoption for residential construction, amended locally

Highest-priority markets

Ranked by population, regulatory complexity, home-rule authority and municipal density.

Dallas County2,606,358 residents · priority 74.6Harris County4,835,125 residents · priority 74.3Tarrant County2,154,595 residents · priority 72.2Bexar County2,059,530 residents · priority 71.3Collin County1,195,359 residents · priority 69.6Travis County1,326,436 residents · priority 68.8Denton County1,006,157 residents · priority 67.3Hidalgo County888,367 residents · priority 66.6El Paso County865,657 residents · priority 66.4Fort Bend County858,688 residents · priority 66.4Williamson County671,175 residents · priority 65.7Montgomery County749,613 residents · priority 65.6Bell County391,000 residents · priority 62.7Cameron County423,163 residents · priority 62.4Brazoria County388,000 residents · priority 62Galveston County359,000 residents · priority 61.5Nueces County353,178 residents · priority 61.4Lubbock County320,000 residents · priority 60.9McLennan County268,000 residents · priority 59.9Jefferson County253,000 residents · priority 59.6

All Texas counties we cover

20 counties, largest first.

Harris CountySeat: Houston · 4,835,125 residentsDallas CountySeat: Dallas · 2,606,358 residentsTarrant CountySeat: Fort Worth · 2,154,595 residentsBexar CountySeat: San Antonio · 2,059,530 residentsTravis CountySeat: Austin · 1,326,436 residentsCollin CountySeat: McKinney · 1,195,359 residentsDenton CountySeat: Denton · 1,006,157 residentsHidalgo CountySeat: Edinburg · 888,367 residentsEl Paso CountySeat: El Paso · 865,657 residentsFort Bend CountySeat: Richmond · 858,688 residentsMontgomery CountySeat: Conroe · 749,613 residentsWilliamson CountySeat: Georgetown · 671,175 residentsCameron CountySeat: Brownsville · 423,163 residentsBell CountySeat: Belton · 391,000 residentsBrazoria CountySeat: Angleton · 388,000 residentsGalveston CountySeat: Galveston · 359,000 residentsNueces CountySeat: Corpus Christi · 353,178 residentsLubbock CountySeat: Lubbock · 320,000 residentsMcLennan CountySeat: Waco · 268,000 residentsJefferson CountySeat: Beaumont · 253,000 residents

Sources

Sources & verification

Last verified August 2026. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing — they are not quotes. Permit rules change; confirm with the building department before starting work.