Skip to main content

San Jacinto County, Texas

San Jacinto County profile, demographic data, and geographic information.

San Jacinto County is a county located in Texas, United States of America. As of official census estimates, it has a reported population of 29,488. The land area covers 569.24 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of San Jacinto County
Official Title: Auditor
Address: 1 STATE HIGHWAY 150, RM 5, COLDSPRING TX 77331-7755

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 29,488 — 2025 / Census
Median Age 44 yrs ±0.5 2020-2024 / Census ACS 5-Year 2024
Total Households 10,881 ±437 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 15,011 ±25
Occupied Housing Units 10,881 ±437
Vacant Housing Units 4,130 ±439
Median Home Value $209,300 ±$19,721
Median Gross Rent $1,060 ±$83
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $65,364 ±$6,756
Per Capita Income $30,859 ±$2,417
Poverty Rate 18.4% ±3.1%
Population Below Poverty Level 5,148 ±862
Unemployment Rate 6.8% ±1.8%
Civilian Labor Force, Employed 11,161 ±604
Broadband Internet Rate 85.2% ±4.1%
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 CLEVELAND, TX US, located 15.3 miles from San Jacinto County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 60.8° 38.9° 49.8° 4.45" 0.1"
February 65.0° 42.5° 53.7° 4.29" 0.0"
March 71.6° 49.0° 60.3° 3.76" 0.0"
April 77.1° 54.9° 66.0° 3.73" 0.0"
May 83.4° 63.4° 73.4° 5.25" 0.0"
June 88.9° 69.8° 79.4° 5.19" 0.0"
July 91.4° 71.7° 81.6° 3.46" 0.0"
August 92.4° 71.3° 81.9° 4.56" 0.0"
September 87.5° 66.4° 76.9° 5.10" 0.0"
October 79.2° 56.3° 67.7° 5.75" 0.0"
November 68.7° 46.6° 57.6° 5.39" 0.0"
December 61.7° 40.2° 50.9° 4.60" 0.0"
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: 48407. • 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.