FIPS code 48235 is Irion County, Texas. With a population of 1,561 (2022 ACS estimate), it ranks #238 in Texas and #3145 nationally. Irion County is part of the San Angelo, TX. The state FIPS code for Texas is 48. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.
County FIPS
48235
Population
1,561
2022 ACS · #3145 nationally
Density
1.5/mi²
people per sq mile
Land Area
1,052
sq miles
Urban/Rural
Metro — under 250K population
RUCC 3
How This FIPS Code Works
The 5-digit FIPS code 48235 is formed by combining the 2-digit state identifier 48 (Texas) with the 3-digit county identifier 235. Together they uniquely identify Irion County in every US federal dataset. No two counties share the same 5-digit FIPS code.
Census ACS Data for FIPS 48235
From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 48235.
Median Household Income
$54,708
ACS B19013_001E
Poverty Rate
7.4%
ACS B17001 (below poverty level)
Median Age
39.5
ACS B01002_001E
Metropolitan Area
Adjacent Counties (4)
Counties that share a border with Irion County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 48235.
Federal Datasets Using Code 48235
FIPS code 48235 appears as the county identifier in the following federal datasets. Analysts joining data across these sources use this code as the common geographic key.
Using FIPS Code 48235 in Code
Common patterns for querying federal datasets by this county's FIPS code. The leading zeros are significant — always treat FIPS codes as strings, not integers.
import requests
url = "https://api.census.gov/data/2022/acs/acs5"
params = {
"get": "NAME,B19013_001E,B01003_001E",
"for": "county:235",
"in": "state:48",
"key": "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json() # [[header...], [Irion County, Texas, income, pop, ...]-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '48235';
-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '48'
AND county_fips = '235';
-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 48235 is WRONG for this countylibrary(tidycensus)
get_acs(
geography = "county",
variables = c(income = "B19013_001E", pop = "B01003_001E"),
state = "48",
county = "235",
year = 2022
)ZIP Codes in Irion County
ZIP codes do not align perfectly with county boundaries — a single ZIP code can span multiple counties, and a county can contain parts of many ZIP codes. The ratios below (from the Census 2020 ZCTA relationship file) show the land area share of each ZCTA that falls within Irion County. Why FIPS ≠ ZIP →
| ZIP Code | % in county |
|---|---|
| 76941 | 100.0% |
| 76930 | 50.2% |
| 76901 | 27.7% |
| 76904 | 7.9% |