Big Wells, Texas
Big Wells is a small community in Dimmit County, in the brushy South Texas plains about 72 miles north of Laredo. The land here is flat to gently rolling, covered in mesquite and thorn scrub, and lies within the ranching and oil-and-gas country of the Winter Garden region. The town sits amid an agricultural area historically associated with irrigated winter vegetable farming.
Place essentials
Official Census snapshot- Census place type
- City
- July 2025 population
- 448
- Change from 2020 base
- -7.1%
- Land area
- 0.6 sq. mi.
- County footprint
- Dimmit County
Place type, county footprint, and land area use the Census Bureau's January 1, 2025 geography. Population uses Vintage 2025 estimates through July 1, 2025; change compares that estimate with the April 1, 2020 estimates base. Geography file | Population file
Property here runs through the appraisal district and tax office for Dimmit County. The homestead exemption, appraisal cap, protests, and any MUD, PID, or special districts all sit at the parcel level.
Official routes
Use the office for the parcel address; a mailing city is not always the governing city.
County context
What to know around Big Wells
County lines carry much of the property, land, water, and outdoors context around Big Wells.
County History
Carrizo Springs Has Been the County Seat Since 1880
Dimmit County was formed in 1858 and Carrizo Springs grew from a small ranching camp into the permanent county seat.
Property Tax Basics
Two Offices Handle Property Taxes in Dimmit County
Dimmit County has a separate appraisal district and tax office, so you may deal with both when you buy or own property.
Homestead Exemption
Homestead Exemption Lowers Your School Tax Bill
If you live in the home you own in Dimmit County, a homestead exemption can reduce the taxable value of your property.
Nearby
Places near Big Wells
Nearby counties
Local notes for nearby counties
Next steps for Big Wells
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