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Cavalier County, North Dakota

Cavalier County profile, demographic data, and geographic information.

Cavalier County is a county located in North Dakota, United States of America. As of official census estimates, it has a reported population of 3,497. The land area covers 1,489.13 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Cavalier County
Official Title: Chairman
Address: 901 3RD ST, STE 15, LANGDON ND 58249-2457

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 3,497 — 2025 / Census
Median Age 48.3 yrs ±1.6 2020-2024 / Census ACS 5-Year 2024
Total Households 1,560 ±106 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 2,109 ±25
Occupied Housing Units 1,560 ±106
Vacant Housing Units 549 ±106
Median Home Value $125,800 ±$15,711
Median Gross Rent $786 ±$245
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $69,531 ±$8,867
Per Capita Income $47,476 ±$6,300
Poverty Rate 8.5% ±3.2%
Population Below Poverty Level 302 ±113
Unemployment Rate 1% ±0.9%
Civilian Labor Force, Employed 1,723 ±118
Broadband Internet Rate 88% ±3.5%
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 LANGDON EXP FARM, ND US, located 5.4 miles from Cavalier County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 12.5° -5.0° 3.7° 0.45" 8.2"
February 17.1° -2.0° 7.6° 0.36" 6.1"
March 29.8° 12.0° 20.9° 0.59" 6.1"
April 48.0° 27.6° 37.8° 1.14" 4.4"
May 63.5° 40.4° 51.9° 3.13" 1.2"
June 71.9° 51.6° 61.7° 4.17" 0.0"
July 76.6° 55.8° 66.2° 3.44" 0.0"
August 76.5° 53.8° 65.1° 2.45" 0.0"
September 67.3° 44.0° 55.7° 2.11" 0.0"
October 50.9° 30.6° 40.7° 1.52" 2.6"
November 32.3° 15.7° 24.0° 0.75" 8.1"
December 18.2° 2.2° 10.2° 0.64" 10.6"
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: 38019. • 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.