Irion County, Texas
Irion County, Texas, has 1,463 residents (July 2025 estimate). Its county seat is Mertzon. It uses Central Time and covers 1,052 sq mi (2,723 km²) of land.
- Resident population, July 2025
- 1,463
- Land area
- 1,052 sq mi (2,723 km²)
- County seat or government
- Mertzon
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $70,357 ± $19,271
- Median home value
- $204,400 ± $62,870
- Median rent, with utilities
- $1,950 ± $1,665
- Homes lived in by their owners
- 82.8% ± 6.0 points
- County type
- County
- Metro or micro area
- San Angelo, TX metro areaOutlying county
- Water area
- 0.07 sq mi (0.18 km²)
- State
- Texas
- County code (FIPS)
- 48235
- Coordinates (central point)
- 31.303424, -100.981304
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Irion County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Central TimeAmerica/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
4 ZIP Code areas overlap Irion County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Irion County, largest first
- Irion County Independent School District1,409 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Mertzon, Texas (city)764 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Tom Green County, Texas31 mi east
- Reagan County, Texas32 mi west
- Schleicher County, Texas39 mi southeast
- Crockett County, Texas48 mi southwest
Before using this answer on a form
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