O'Brien, Texas
O'Brien lies in the flat cotton and grain country of Haskell County in West Texas, roughly 65 miles north of Abilene. The town took shape as a railroad shipping point, and farming of cotton and grain, along with area oil, sustained it through much of the twentieth century. It remains a small rural community surrounded by cultivated fields.
Place essentials
Official Census snapshot- Census place type
- City
- July 2025 population
- 91
- Change from 2020 base
- +1.1%
- Land area
- 0.5 sq. mi.
- County footprint
- Haskell 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 Haskell 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 O'Brien
County lines carry much of the property, land, water, and outdoors context around O'Brien.
County history
How Haskell County got its name and county seat
Haskell County was created by the Texas Legislature in 1858 but not organized until 1885, when the county seat was named for a soldier who died at Goliad in 1836.
Property tax
Who handles property taxes in Haskell County
Haskell County has a separate appraisal district and tax assessor-collector, and the tax office does not collect property taxes, so you need to know where to go.
Water wells
Drilling a water well in Haskell County requires a permit
The Rolling Plains Groundwater Conservation District covers all of Haskell County and requires a permit before you drill a new water well.
Nearby
Places near O'Brien
Nearby counties
Local notes for nearby counties
Next steps for O'Brien
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