Castro County, Texas business directory
554 registered entities in Castro County; 92% active. Most common type: LLC.
Top cities
| Dimmitt | 348 |
| Nazareth | 92 |
| Hart | 70 |
| Hereford | 20 |
| Happy | 6 |
| Tulia | 5 |
| Friona | 2 |
| Springlake | 2 |
| Olton | 2 |
| Summerfield | 2 |
| Earth | 1 |
| Muleshoe | 1 |
| Amarillo | 1 |
| Houston | 1 |
| Dalhart | 1 |
Entity types
| LLC | 321 |
| Corporation | 131 |
| Nonprofit corporation | 42 |
| Limited partnership | 27 |
| Other entity | 24 |
| Foreign corporation | 6 |
Formations by charter year (recent)
| 2021 | 34 |
| 2022 | 28 |
| 2023 | 41 |
| 2024 | 26 |
| 2025 | 43 |
| 2026 | 40 |
Browse by city and type
- LLCs in Amarillo
- Corporations in Amarillo
- Nonprofit Corporations in Amarillo
- Foreign Corporations in Amarillo
- LLCs in Houston
- Corporations in Houston
- Nonprofit Corporations in Houston
- Foreign Corporations in Houston
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Questions
How many businesses are registered in Castro County, Texas?
554 franchise tax entities list a Castro County address; 92% have an active right to transact business.
Where do I file an assumed name (DBA) in Castro County?
Sole proprietors and general partnerships file assumed name certificates with the county clerk; LLCs and corporations file Form 503 with the Texas SOS.
Sources: Texas Comptroller Active Franchise Taxpayers (data.texas.gov); Texas Comptroller franchise tax; Texas Secretary of State business filings; Form 205 (filing fee $300).