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Hawaii County, Hawaii

Hawaii County profile, demographic data, and geographic information.

Hawaii County is a county located in Hawaii, United States of America. As of official census estimates, it has a reported population of 210,043. The land area covers 4,028.43 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Hawaii County
Official Title: Director Of Department Of Research
Address: 25 AUPUNI ST, SUITE 1301, HILO HI 96720

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 210,043 — 2025 / Census
Median Age 44.3 yrs ±0.2 2020-2024 / Census ACS 5-Year 2024
Total Households 74,072 ±842 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 90,735 ±123
Occupied Housing Units 74,072 ±842
Vacant Housing Units 16,663 ±842
Median Home Value $519,300 ±$16,515
Median Gross Rent $1,510 ±$66
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $78,639 ±$2,560
Per Capita Income $39,739 ±$1,197
Poverty Rate 14.9% ±1.2%
Population Below Poverty Level 30,331 ±2,443
Unemployment Rate 6% ±0.7%
Civilian Labor Force, Employed 88,781 ±1,538
Broadband Internet Rate 91.1% ±0.9%
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 MAUNA LOA 5 NNE, HI US, located 6.5 miles from Hawaii County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 51.1° 35.4° 43.2° 1.10" —
February 50.1° 34.3° 42.2° 1.04" —
March 50.5° 34.8° 42.7° 1.94" —
April 53.1° 36.5° 44.8° 0.87" —
May 55.5° 39.3° 47.4° 0.60" —
June 57.6° 41.1° 49.3° 0.43" —
July 57.5° 40.7° 49.1° 1.27" —
August 57.3° 40.7° 49.0° 2.38" —
September 56.5° 40.6° 48.6° 0.67" —
October 55.8° 39.6° 47.7° 1.47" —
November 52.4° 37.2° 44.8° 1.21" —
December 51.1° 35.8° 43.4° 1.32" —
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: 15001. • 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.