53033 FipsDecoder
16059 County FIPS Code

Lemhi County

Idaho · County seat: Salmon · Active county or equivalent

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FIPS code 16059 is Lemhi County, Idaho. With a population of 8,043 (2022 ACS estimate), it ranks #32 in Idaho and #2645 nationally. The state FIPS code for Idaho is 16. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.

County FIPS

16059

State FIPS

16

ID

Population

8,043

2022 ACS · #2645 nationally

Density

1.8/mi²

people per sq mile

Land Area

4,563

sq miles

Urban/Rural

Nonmetro — completely rural

RUCC 9

How This FIPS Code Works

16 059
16 = State FIPS (Idaho)
059 = County FIPS

The 5-digit FIPS code 16059 is formed by combining the 2-digit state identifier 16 (Idaho) with the 3-digit county identifier 059. Together they uniquely identify Lemhi County in every US federal dataset. No two counties share the same 5-digit FIPS code.

Census ACS Data for FIPS 16059

From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 16059.

Median Household Income

$49,216

ACS B19013_001E

Poverty Rate

10.7%

ACS B17001 (below poverty level)

Median Age

53.2

ACS B01002_001E

Adjacent Counties (7)

Counties that share a border with Lemhi County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 16059.

Federal Datasets Using Code 16059

FIPS code 16059 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 16059 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 16059
import requests

url = "https://api.census.gov/data/2022/acs/acs5"
params = {
    "get":  "NAME,B19013_001E,B01003_001E",
    "for":  "county:059",
    "in":   "state:16",
    "key":  "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json()  # [[header...], [Lemhi County, Idaho, income, pop, ...]
SQL — filtering by county FIPS 16059
-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '16059';

-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '16'
  AND county_fips = '059';

-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 16059 is WRONG for this county
R — tidycensus 16059
library(tidycensus)

get_acs(
  geography = "county",
  variables = c(income = "B19013_001E", pop = "B01003_001E"),
  state     = "16",
  county    = "059",
  year      = 2022
)
Zero-padding reminder: FIPS codes must always be stored and compared as zero-padded strings. 16 (not 16) and 059 (not 59) — losing the leading zeros is one of the most common data-join bugs in federal datasets. Full guide →

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

ZIP Code % in county
83466 100.0%
83469 100.0%
83468 100.0%
83462 100.0%
83463 100.0%
83467 100.0%
83465 100.0%
83464 89.4%
83253 71.9%
83226 12.6%
83235 6.3%

Other Counties in Idaho