53033 FipsDecoder
54023 County FIPS Code

Grant County

West Virginia · County seat: Petersburg · Active county or equivalent

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FIPS code 54023 is Grant County, West Virginia. With a population of 11,034 (2022 ACS estimate), it ranks #43 in West Virginia and #2409 nationally. The state FIPS code for West Virginia is 54. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.

County FIPS

54023

State FIPS

54

WV

Population

11,034

2022 ACS · #2409 nationally

Density

23.1/mi²

people per sq mile

Land Area

477

sq miles

Urban/Rural

Nonmetro — completely rural

RUCC 9

How This FIPS Code Works

54 023
54 = State FIPS (West Virginia)
023 = County FIPS

The 5-digit FIPS code 54023 is formed by combining the 2-digit state identifier 54 (West Virginia) with the 3-digit county identifier 023. Together they uniquely identify Grant County in every US federal dataset. No two counties share the same 5-digit FIPS code.

Census ACS Data for FIPS 54023

From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 54023.

Median Household Income

$52,877

ACS B19013_001E

Poverty Rate

11.7%

ACS B17001 (below poverty level)

Median Age

46.2

ACS B01002_001E

Adjacent Counties (8)

Counties that share a border with Grant County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 54023.

Federal Datasets Using Code 54023

FIPS code 54023 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 54023 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.

Census ACS API — Python 54023
import requests

url = "https://api.census.gov/data/2022/acs/acs5"
params = {
    "get":  "NAME,B19013_001E,B01003_001E",
    "for":  "county:023",
    "in":   "state:54",
    "key":  "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json()  # [[header...], [Grant County, West Virginia, income, pop, ...]
SQL — filtering by county FIPS 54023
-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '54023';

-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '54'
  AND county_fips = '023';

-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 54023 is WRONG for this county
R — tidycensus 54023
library(tidycensus)

get_acs(
  geography = "county",
  variables = c(income = "B19013_001E", pop = "B01003_001E"),
  state     = "54",
  county    = "023",
  year      = 2022
)
Zero-padding reminder: FIPS codes must always be stored and compared as zero-padded strings. 54 (not 54) and 023 (not 23) — losing the leading zeros is one of the most common data-join bugs in federal datasets. Full guide →

ZIP Codes in Grant 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 Grant County. Why FIPS ≠ ZIP →

ZIP Code % in county
26707 100.0%
26720 100.0%
26731 100.0%
26739 100.0%
26833 100.0%
26847 96.9%
26855 77.5%
26743 49.4%
26710 22.5%
26717 17.7%
26726 14.3%
26866 6.4%

Other Counties in West Virginia