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Johnson County, Wyoming

Johnson County profile, demographic data, and geographic information.

Johnson County is a county located in Wyoming, United States of America. As of official census estimates, it has a reported population of 8,908. The land area covers 4,154.15 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Johnson County
Official Title: Chairman
Address: 76 N MAIN ST, # 202, BUFFALO WY 82834-1842

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 8,908 — 2025 / Census
Median Age 47.3 yrs ±0.7 2020-2024 / Census ACS 5-Year 2024
Total Households 3,932 ±185 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 4,659 ±23
Occupied Housing Units 3,932 ±185
Vacant Housing Units 727 ±185
Median Home Value $326,800 ±$19,540
Median Gross Rent $1,029 ±$202
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $64,871 ±$5,633
Per Capita Income $42,215 ±$4,342
Poverty Rate 9.1% ±3.9%
Population Below Poverty Level 781 ±338
Unemployment Rate 3.1% ±2.3%
Civilian Labor Force, Employed 4,147 ±296
Broadband Internet Rate 86.3% ±4.4%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at BILLY CREEK, WY US, located 9.0 miles from Johnson County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 38.9° 11.8° 25.3° 0.33" 5.0"
February 39.5° 14.8° 27.1° 0.40" 5.2"
March 48.7° 22.4° 35.6° 0.63" 5.5"
April 55.3° 29.7° 42.5° 1.54" 6.2"
May 64.2° 39.1° 51.6° 2.79" 1.1"
June 75.7° 48.0° 61.8° 2.08" 0.0"
July 85.7° 54.5° 70.1° 1.55" 0.0"
August 84.0° 52.7° 68.3° 0.84" 0.0"
September 74.3° 43.1° 58.7° 1.29" 0.2"
October 59.6° 30.8° 45.2° 1.13" 3.1"
November 47.9° 20.7° 34.3° 0.52" 4.8"
December 39.1° 12.4° 25.7° 0.35" 4.6"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 56019. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.