1 county-level rule, plus city-specific rules for 1 city in Brazos County, Texas.
Verified from official government sources
Brazos County does NOT have ADU-specific zoning or building permit requirements for unincorporated areas. Texas Local Government Code Chapter 233 sharply limits county authority over single-family residential construction — counties cannot adopt zoning under that subchapter and cannot require prior approval before new residential construction begins. ADU regulation in Brazos County exists only inside the cities of Bryan and College Station, where city zoning ordinances apply.
1 cities in Brazos County have their own accessory structures rules. Each link goes to that city's dedicated page with code citations.
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Brazos County Ordinance Hub →