FIPS code 56029 is Park County, Wyoming. With a population of 29,878 (2022 ACS estimate), it ranks #8 in Wyoming and #1470 nationally. Park County is part of the Cody, WY. The state FIPS code for Wyoming is 56. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.
County FIPS
56029
Population
29,878
2022 ACS · #1470 nationally
Density
4.3/mi²
people per sq mile
Land Area
6,942
sq miles
Urban/Rural
Nonmetro — urban 2.5K–19.9K, not adjacent to metro
RUCC 7
How This FIPS Code Works
The 5-digit FIPS code 56029 is formed by combining the 2-digit state identifier 56 (Wyoming) with the 3-digit county identifier 029. Together they uniquely identify Park County in every US federal dataset. No two counties share the same 5-digit FIPS code.
Census ACS Data for FIPS 56029
From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 56029.
Median Household Income
$66,754
ACS B19013_001E
Poverty Rate
9.6%
ACS B17001 (below poverty level)
Median Age
45.0
ACS B01002_001E
Metropolitan Area
Adjacent Counties (8)
Counties that share a border with Park County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 56029.
Federal Datasets Using Code 56029
FIPS code 56029 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 56029 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:029",
"in": "state:56",
"key": "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json() # [[header...], [Park County, Wyoming, income, pop, ...]
-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '56029';
-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '56'
AND county_fips = '029';
-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 56029 is WRONG for this county
library(tidycensus)
get_acs(
geography = "county",
variables = c(income = "B19013_001E", pop = "B01003_001E"),
state = "56",
county = "029",
year = 2022
)
ZIP Codes in Park 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 Park County. Why FIPS ≠ ZIP →
| ZIP Code | % in county |
|---|---|
| 82450 | 100.0% |
| 82414 | 100.0% |
| 82433 | 100.0% |
| 82440 | 100.0% |
| 82435 | 95.5% |
| 82190 | 58.5% |
| 82421 | 49.9% |
| 82423 | 9.9% |