53033 FipsDecoder
04025 County FIPS Code

Yavapai County

Arizona · County seat: Prescott · Active county or equivalent

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FIPS code 04025 is Yavapai County, Arizona. With a population of 237,830 (2022 ACS estimate), it ranks #4 in Arizona and #284 nationally. Yavapai County is part of the Prescott Valley-Prescott, AZ. The state FIPS code for Arizona is 04. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.

County FIPS

04025

State FIPS

04

AZ

Population

237,830

2022 ACS · #284 nationally

Density

29.3/mi²

people per sq mile

Land Area

8,124

sq miles

Urban/Rural

Metro — under 250K population

RUCC 3

How This FIPS Code Works

04 025
04 = State FIPS (Arizona)
025 = County FIPS

The 5-digit FIPS code 04025 is formed by combining the 2-digit state identifier 04 (Arizona) with the 3-digit county identifier 025. Together they uniquely identify Yavapai County in every US federal dataset. No two counties share the same 5-digit FIPS code.

Census ACS Data for FIPS 04025

From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 04025.

Median Household Income

$62,430

ACS B19013_001E

Poverty Rate

12.3%

ACS B17001 (below poverty level)

Median Age

54.5

ACS B01002_001E

Metropolitan Area

Adjacent Counties (5)

Counties that share a border with Yavapai County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 04025.

Federal Datasets Using Code 04025

FIPS code 04025 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 04025 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 04025
import requests

url = "https://api.census.gov/data/2022/acs/acs5"
params = {
    "get":  "NAME,B19013_001E,B01003_001E",
    "for":  "county:025",
    "in":   "state:04",
    "key":  "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json()  # [[header...], [Yavapai County, Arizona, income, pop, ...]
SQL — filtering by county FIPS 04025
-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '04025';

-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '04'
  AND county_fips = '025';

-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 4025 is WRONG for this county
R — tidycensus 04025
library(tidycensus)

get_acs(
  geography = "county",
  variables = c(income = "B19013_001E", pop = "B01003_001E"),
  state     = "04",
  county    = "025",
  year      = 2022
)
Zero-padding reminder: FIPS codes must always be stored and compared as zero-padded strings. 04 (not 4) and 025 (not 25) — losing the leading zeros is one of the most common data-join bugs in federal datasets. Full guide →

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

ZIP Code % in county
85324 100.0%
85332 100.0%
86333 100.0%
86334 100.0%
86335 100.0%
86338 100.0%
86343 100.0%
86351 100.0%
85362 100.0%
86301 100.0%
86303 100.0%
86305 100.0%
86313 100.0%
86314 100.0%
86315 100.0%
86321 100.0%
86322 100.0%
86323 100.0%
86324 100.0%
86325 100.0%
86326 100.0%
86327 100.0%
86329 100.0%
86331 100.0%
86332 100.0%
86337 75.3%
86336 72.9%
85342 56.2%
86320 29.6%
85390 23.7%

Showing top 30 of 31 ZIP codes by residential address share.

Other Counties in Arizona