Whitman County
Washington · County seat: Colfax · Active county or equivalent
FIPS code 53075 is Whitman County, Washington. With a population of 47,141 (2022 ACS estimate), it ranks #22 in Washington and #1040 nationally. Whitman County is part of the Pullman, WA. The state FIPS code for Washington is 53. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.
County FIPS
53075
Population
47,141
2022 ACS · #1040 nationally
Density
21.8/mi²
people per sq mile
Land Area
2,159
sq miles
Urban/Rural
Nonmetro — urban 20K+, adjacent to metro
RUCC 4
How This FIPS Code Works
The 5-digit FIPS code 53075 is formed by combining the 2-digit state identifier 53 (Washington) with the 3-digit county identifier 075. Together they uniquely identify Whitman County in every US federal dataset. No two counties share the same 5-digit FIPS code.
Census ACS Data for FIPS 53075
From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 53075.
Median Household Income
$49,345
ACS B19013_001E
Poverty Rate
23.9%
ACS B17001 (below poverty level)
Median Age
26.0
ACS B01002_001E
Metropolitan Area
Adjacent Counties (10)
Counties that share a border with Whitman County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 53075.
Federal Datasets Using Code 53075
FIPS code 53075 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 53075 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:075",
"in": "state:53",
"key": "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json() # [[header...], [Whitman County, Washington, income, pop, ...]
-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '53075';
-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '53'
AND county_fips = '075';
-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 53075 is WRONG for this county
library(tidycensus)
get_acs(
geography = "county",
variables = c(income = "B19013_001E", pop = "B01003_001E"),
state = "53",
county = "075",
year = 2022
)
ZIP Codes in Whitman 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 Whitman County. Why FIPS ≠ ZIP →
| ZIP Code | % in county |
|---|---|
| 99179 | 100.0% |
| 99017 | 100.0% |
| 99163 | 100.0% |
| 99171 | 100.0% |
| 99174 | 100.0% |
| 99176 | 100.0% |
| 99102 | 100.0% |
| 99111 | 100.0% |
| 99113 | 100.0% |
| 99125 | 100.0% |
| 99130 | 100.0% |
| 99136 | 100.0% |
| 99143 | 100.0% |
| 99149 | 100.0% |
| 99158 | 100.0% |
| 99161 | 100.0% |
| 99128 | 92.5% |
| 99333 | 88.8% |
| 99033 | 82.0% |
| 99170 | 57.2% |
| 99004 | 3.8% |
| 99347 | 1.7% |